Communications, Signal Processing, and Systems: Proceedings of the 8th International Conference on Communications, Signal Processing, and Systems (Lecture Notes in Electrical Engineering, 571)

✍ Scribed by Qilian Liang (editor), Wei Wang (editor), Xin Liu (editor), Zhenyu Na (editor), Min Jia (editor), Baoju Zhang (editor)

• Publisher: Springer
• Year: 2020
• Tongue: English
• Leaves: 2720
• Category: Library

✦ Synopsis

This book brings together papers from the 2019 International Conference on Communications, Signal Processing, and Systems, which was held in Urumqi, China, on July 20–22, 2019. Presenting the latest developments and discussing the interactions and links between these multidisciplinary fields, the book spans topics ranging from communications to signal processing and systems. It is chiefly intended for undergraduate and graduate students in electrical engineering, computer science and mathematics, researchers and engineers from academia and industry, as well as government employees.

✦ Table of Contents

Contents
Flame Detection Method Based on Feature Recognition
Abstract
1 Introduction
2 The Process of Flame Identification
3 Color Feature Recognition of Flame
4 Dynamic Feature Recognition of Flame
4.1 Irregularity
4.2 Similarity
4.3 Stability
5 Conclusion
Acknowledgements
References
Small Cell Deployment Based on Energy Efficiency in Heterogeneous Networks
Abstract
1 1 Introduction
2 2 System Model
3 3 Optimal Small Cell Deployment Scheme
3.1 Single Cell
3.2 Multiple Cells
4 4 Simulation Results
4.1 Single Cell
5 5 Conclusion
References
Research on Knowledge Mining Algorithm of Spacecraft Fault Diagnosis System
Abstract
1 1 Introduction
2 2 Background
3 3 Introduction of Expert System
4 4 Requirement Analysis
5 5 Overall Design
5.1 Analog Telemetry Information Mining
5.2 Digital Telemetry Information Mining
6 6 Experimental Results
7 7 Conclusion
References
Performance Analysis of SSK in AF Relay over Transmit Correlated Fading Channels
1 Introduction
2 System Model
3 BER Performance Analysis
4 Simulation Results
5 Conclusion
References
The JSCC Algorithm Based on Unequal Error Protection for H.264
Abstract
1 Introduction
2 H.264 Data Segmentation
3 Design and Implementation of Unequal Error Protection Scheme
4 Performance Evaluation
4.1 Campare the Function Between UEP and EEP
4.2 Performance Analysis of UEP with Different Bit Rate
5 Conclusion
Acknowledgements
References
Mean-Field Power Allocation for UDN
Abstract
1 1 Introduction
2 2 Problem Description of Dynamic Stochastic Game
3 3 Mean-Field Solution to the Problem
4 4 Simulation Results
5 5 Conclusion
Acknowledgements
References
Design of Gas Turbine State Data Acquisition Instrument Based on EEMD
Abstract
1 1 Introduction
2 2 Hardware Design
2.1 Temperature Signal Measuring Circuit
2.2 Speed Signal Measuring Circuit
2.3 Vibration Sensor Protection Circuit
2.4 Data Transmission Circuit
3 3 Software Design
3.1 EEMD Algorithm
3.2 Vibration Analysis
4 4 Conclusions
References
Cramér–Rao Bound Analysis for Joint Estimation of Target Position and Velocity in Hybrid Active and Passive Radar Networks
Abstract
1 Introduction
2 Signal Model
2.1 LFM Signal Model in Active Radar Networks
2.2 FM Signal Model in FM-Based Passive Radar Networks
3 Joint Cramér–Rao Lower Bound
3.1 Non-coherent FIM for LFM-Based Active Radar Networks
3.2 Non-coherent FIM for FM-Based Passive Radar Networks
3.3 Non-coherent CRLB for Hybrid Radar Networks
4 Simulation Results and Analysis
5 Conclusion
Acknowledgements
References
A Hinged Fiber Grating Sensor for Hull Roll and Pitch Motion Measurement
Abstract
1 1 Introduction
2 2 Theory
2.1 FBG Basic Sensing Principle
2.2 Temperature Compensation Method of FBG
2.3 Arc Hinge Flexibility Theory
3 3 Sensor Structure
3.1 Structure Description
3.2 Ansys Analysis
4 4 Sensor Test Experiment
5 5 Conclusions
Acknowledgements
References
Natural Scene Mongolian Text Detection Based on Convolutional Neural Network and MSER
Abstract
1 Introduction
2 Related Work
2.1 Generating Candidate Connected Areas
2.2 Training Text Classifier
3 Experimental Results and Analysis
3.1 Data Sets and Evaluation Criteria
3.2 Experimental Results and Analysis
4 Conclusion
Acknowledgements
References
Coverage Probability Analysis of D2D Communication Based on Stochastic Geometry Model
Abstract
1 1 Introduction
2 2 System Model
3 3 Performance Analysis of Downlink
3.1 Coverage Probability of Cellular Links
3.2 Coverage probability of D2D links
4 4 Simulation Analysis
5 5 Conclusions
Acknowledgements
Appendix 1: Proof of Theorem 1
B: Proof of Theorem 2
A: Proof of Theorem 3
References
Study of Fault Pattern Recognition for Spacecraft Based on DTW Algorithm
Abstract
1 1 Introduction
2 2 Principle of DTW Algorithm
3 3 Test Data Analysis Method Based on DTW Algorithms
3.1 Data Analysis Workflow
3.2 Analysis of Test Results
3.3 Threshold Determination Method
4 4 Fault Recognition Method Based on DTW Algorithms
4.1 Workflow of Fault Recognition System
4.2 Analysis of Test Results
5 5 System Performance Optimization
6 6 Conclusion
References
A Joint TDOA/AOA Three-Dimensional Localization Algorithm for Spacecraft Internal
Abstract
1 1 Introduction
2 2 Localization Algorithm
3 3 Localization Scenario
4 4 Conclusion
References
A Study on Lunar Surface Environment Long-Term Unmanned Monitoring System by Using Wireless Sensor Network
Abstract
1 1 Introduction
2 2 Design of Lunar Surface Environment Detection System
2.1 The Impact of the Lunar Environment
2.2 System Design
2.3 Energy Balance Routing Technology
3 3 Feasibility and Advantage Analysis
4 4 Concluding Remarks
References
A Study on Automatic Power Control Method Applied in Astronaut Extravehicular Activity
Abstract
1 Introduction
2 Communication System of EVA
3 Automatic Power Control Method for the Backward Signal
3.1 Open-Loop Automatic Power Control
3.2 Closed-Loop Automatic Power Control
3.2.1 Outer-Loop Automatic Power Control
3.2.2 Inner-Loop Automatic Power Control
4 Conclusion
References
Design of EVA Communications Method for Anti-multipath and Full-Range Coverage
Abstract
1 Introduction
2 EVA Communications Method
2.1 Design of Antenna Array
2.2 DS-CDMA
2.3 Time Diversity
2.4 Space Diversity
3 Conclusion
References
High Accurate and Efficient Image Retrieval Method Using Semantics for Visual Indoor Positioning
Abstract
1 1 Introduction
2 2 System Model
2.1 Visual Indoor Positioning System Overview
2.2 SCBIR Method Overview
3 3 Proposed Method
3.1 Semantic Segmentation Network Framework
3.2 Precise Semantic Segmentation
3.3 Efficient Image Retrieval
4 4 Implementation and Performance Analysis
4.1 Experiment Environment
4.2 Experiment Results
5 5 Conclusion
Acknowledgements
References
Massive MIMO Channel Estimation via Generalized Approximate Message Passing
1 Introduction
2 System Model and Channel Characteristics
3 Parameters Learning Through Generalized Approximate Message Passing Based EM
3.1 EM-based Sparse Signal Learning
3.2 E-Step
3.3 GAMP for Posterior Statistics
3.4 M-Step
4 Simulations Results
5 Conclusion
References
Study of Key Technological Performance Parameters of Carbon-Fiber Infrared Heating Cage
Abstract
1 Introduction
2 Structural Design of Carbon-Fiber Heating Cage and Layout of Heat-Flow Meter Used in Testing
2.1 Structural Design of Carbon-Fiber Heating Cage
2.2 Layout of Heat-Flow Meter Used in Testing
3 Testing and Analysis of the Performance in a Thermal-Vacuum Environment
3.1 Test Preparation
3.2 Testing
3.2.1 Measurement of Heat-Flow Uniformity in Carbon-Fiber Infrared Cage
3.2.2 Testing the Heating Capacity of Carbon-Fiber Heating Cage
3.2.3 Comparison of Heating Capability with Traditional Nickel-Chromium Alloy Heating Cage
3.3 Test Results and Analysis of Heat-Flow Uniformity
3.3.1 Calculation of Heat Flux
3.3.2 Calculation of Heat-Flow Uniformity
3.4 Comparison and Analysis of Two Kinds of Heating Cage
3.4.1 Test Results and Analysis
4 Simulation Analysis of Heat-Flow Uniformity
4.1 Monte Carlo Method
4.2 Parameter Setting
4.3 Simulation Results
4.4 Comparison of Test and Simulation Analysis Data
5 Conclusion
References
Research on Switching Power Supply Based on Soft Switching Technology
Abstract
1 Introduction
2 The Soft Switching Realization of Switching Power Supply
2.1 Section Heading (“H1”)
2.2 TMS320F2812 Control Hardware Implementation
2.3 Software Implementation of TMS320F2812 Control
2.4 System Simulation Model
3 Simulation Results and Analysis
4 Conclusion
Acknowledgements
References
Grid Adaptive DOA Estimation Method in Monostatic MIMO Radar Using Sparse Bayesian Learning
1 Introduction
2 System Model
2.1 MIMO Radar Signal Model
2.2 Traditional On-Grid Model
2.3 The Proposed Off-Grid Model
3 Grid Adaptive DOA Estimation Method
3.1 Sparse Bayesian Model
3.2 The Proposed GADE Algorithm
4 Numerical Simulations
4.1 Spatial Spectrum
4.2 Robustness Against Measurement Noise
4.3 Sensitivity to Initial Grid Granularity
5 Conclusion
References
Global Deep Feature Representation for Person Re-Identification
Abstract
1 1 Introduction
2 2 The Proposed Method
3 3 Experiments
3.1 Datasets
3.2 Comparison of Four Backbone Networks on GDCN
3.3 Comparison with Prior Methods
4 4 Conclusion
Acknowledgements
References
Hybrid Precoding Based on Phase Extraction for Partially-Connected mmWave MIMO Systems
1 Introduction
2 System Model
2.1 System Model
2.2 Channel Model
3 Hybrid Precoding for the Partially-Connected Structure Based on Phase Extraction (HPP-PE)
3.1 Analog Precoder Design of HPP-PE
3.2 Digital Precoder Design of HPP-PE
3.3 Complexity Evaluation
4 Simulation Results
5 Conclusion
References
Research on the Fusion of Warning Radar and Secondary Radar Intelligence Information
Abstract
1 Introduction
2 Point Fusion of Warning Radar and Secondary Radar
2.1 Point-and-Shoot Fusion Structure of Warning Radar and Secondary Radar
2.2 Point Fusion Process and Algorithm
3 Track Fusion of Warning Radar and Secondary Radar
3.1 Track Fusion Structure of Warning Radar and Secondary Radar
3.2 Track Fusion Process and Algorithm
4 Simulation and Performance Analysis
5 Conclusion
References
Antenna Array Design for Directional Modulation
1 Introduction
2 Review of Planar Antenna Array Based Beamforming
3 DM Design for the Uniform Planar Antenna Array
4 Design Examples
5 Conclusions
References
Capturing the Sparsity for Massive MIMO Channel with Approximate Message Passing
1 Introduction
2 System Model
3 Learning Sparse Virtual Channel Model Parameters Through DL Training
3.1 Problem Formulation
3.2 Expectation Step
3.3 Deriving the Posterior Statistics with AMP
3.4 Maximization Step
4 Simulations Results
5 Conclusion
References
An On-Line EMC Test System for Liquid Flow Meters
Abstract
1 Introduction
2 Design of Compact Liquid Flowrate Standard Facility
2.1 Design of Surge Tank
2.2 Design of Water Tank
3 Analysis of Hydraulic Resistance
4 Experimental Research of on-Line EMC Test System
References
Research on Kinematic Simulation for Space Mirrors Positioning 6DOF Robot
Abstract
1 The Position Analysis of 6DOF Parallel Robot
1.1 6DOF Parallel Robot Model
1.2 Inverse Solution of the Position of 6DOF Parallel Robot
1.3 Positive Solution of the Position of 6DOF Parallel Robot
2 Simulation of 6DOF Parallel Robot Based on OpenGL
3 Simulation Results
4 Conclusion
References
A Dictionary Learning-Based Off-Grid DOA Estimation Method Using Khatri-Rao Product
1 Introduction
2 Covariance-Based Model for Sparse DOA Estimation
2.1 Array Model
2.2 Covariance-Based Sparse Representation Model
3 Dictionary Learning-Based Off-Grid DOA Estimation Method
4 Simulation and Analysis
5 Conclusion
References
Radar Adaptive Sidelobe Cancellation Technique Based on Spatial Filtering
Abstract
1 Introduction
2 Radar Sidelobe Cancellation Technology
3 Adaptive Cancellation Algorithm
3.1 Least Mean Square Algorithm
3.2 Sampling Matrix Inversion Algorithm
3.3 Conjugate Gradient Algorithm
3.4 Normalized Least Mean Square Algorithm
4 Simulation and Performance Analysis
5 Conclusion
References
On the Spectral Efficiency of Multiuser Massive MIMO with Zero-Forcing Precoding
1 Introduction
2 System Model
3 Spectral Efficiency Analysis of System
3.1 Spectral Efficiency Analysis in Ricean Fading
3.2 Exact Expression of the Spectral Efficiency
3.3 Tight Bounds on the Spectral Efficiency
4 Numerical Results
5 Conclusion
References
A Signal Sorting Algorithm Based on LOF De-Noised Clustering
Abstract
1 1 Introduction
2 2 Data Standardization
3 3 Outlier Removal Algorithm
3.1 Isolated Point Removal Based on Euclidean Distance
4 4 K-Means Clustering Algorithm Based on Data Field
4.1 Data Field
4.2 Determination of the Initial Cluster Center
4.3 K-Means Algorithm
5 5 Simulation Analysis
6 6 Conclusion
Acknowledgements
References
Design of a Small-Angle Reflector for Shadowless Illumination
Abstract
1 Introduction
2 Design and Simulation
3 Conclusion
References
Anti-interference Communication Algorithm Based on Wideband Spectrum Sensing
Abstract
1 Introduction
2 System Model
3 Proposed Algorithm
3.1 Wideband Spectrum Sensing Algorithm Based on Compressed Sensing
3.2 Spectrum Decision Algorithm Based on Frequency Domain Entropy
4 Simulation Results
4.1 Chirp Interference Signal Sparse Representation
4.2 Signal Reconstruction Performance by Different Algorithms
4.3 Comparison of Detection Performance
5 Conclusions
Acknowledgements
References
A Multi-task Dynamic Compressed Sensing Algorithm for Streaming Signals Eliminating Blocking Effects
Abstract
1 Introduction
2 SMT-SBL Algorithm
3 Experimental Results
4 Summary
References
Thunderstorm Recognition Algorithm Research Based on Simulated Airborne Weather Radar Reflectivity Volume Scan Data
Abstract
1 1 Introduction
2 2 Airborne Weather Radar Scan Mode
3 3 Thunderstorm Recognition Algorithm
4 4 Thunderstorm Identification Case Analysis
5 5 Conclusion
Acknowledgements
References
FPGA-Based Fall Detection System
Abstract
1 Introduction
2 Over View of the System
3 Fall Detection Algorithm
3.1 Background Generation
3.2 Moving Object Segmentation
3.3 Fall Detection
4 Implementation on FPGA
5 Results and Discussions
5.1 Accuracy of System
5.2 Processing Frame Rate
5.3 System Alarm Time
6 Conclusions
References
Artificial Intelligence and Game Theory Based Security Strategies and Application Cases for Internet of Vehicles
Abstract
1 Introduction
2 Literature Survey
2.1 Structure of IoV
2.2 Attack Classification in IoV
2.3 Countermeasures for IoV Security
2.4 Artificial Intelligence and Game Theory Based Security Strategies for IoV
2.5 Case Study of Artificial Intelligence and Game Theory Based Security Strategies for IoV
3 Conclusions
Acknowledgements
References
The Effect of Integration Stage on Multimodal Deep Learning in Genomic Studies
1 Introduction
2 Data
3 Methods
4 Experimental Results
5 Validation
6 Discussions and Conclusions
References
An Advanced Aerospace High Precision Spread Spectrum Ranging System Technology
Abstract
1 Introduction
2 Basic Principle of Pseudo-Code Ranging
3 Optimization Design of Pseudo Code Ranging System
3.1 Conventional Pseudo-Code Ranging System
3.2 Advanced High Precision Pseudo-Code Ranging System
3.2.1 System Structure
3.2.2 Frequency Flow
3.2.3 Error Analysis
4 Test Verification
5 Conclusion
References
Weight-Assignment Last-Position Elimination-Based Learning Automata
Abstract
1 Introduction
2 Related Work
3 Proposed Learning Automata
4 Simulation Results
5 Conclusion
Acknowledgements
References
Nonlinear Multi-system Interactive Positioning Algorithms
Abstract
1 Introduction
2 System Modeling
3 Nonlinear Multi-system Interactive Positioning Algorithm
3.1 Multiple System Interaction
3.2 Multiple System Parallel Filtering
3.3 System Probability Update
3.4 System Fusion Output
4 Analysis of Simulation Experiment
5 Conclusion Analysis
References
Bandwidth Enhancement of Waveguide Slot Antenna Array for Satellite Communication
Abstract
1 Introduction
2 Antenna Design and Fabrication
3 Results and Discussion
4 Conclusion
References
Design of an Enhanced Turbulence Detection Process Considering Aircraft Response
Abstract
1 Introduction
2 The Estimation of the Vertical Load Factor
3 Enhanced Turbulence Detection Process Based on Vertical Load Factor
3.1 Turbulence Model and Its Power Spectral Density Function
3.2 Predicting Vertical Load Factor
4 Numerical Examples
4.1 Analysis of Examples
4.2 Application Analysis
5 Conclusion
Acknowledgements
References
Rain-Drop Size Distribution Case Study in Chengdu Based on 2DVD Observations
Abstract
1 Introduction
2 Instruments and Data
2.1 Instrument Introduction
2.2 Data Processing
3 Characteristics of Three Precipitation Raindrop Spectra
3.1 Raindrop Size Distribution
3.2 Total Particle Density Characteristics
3.3 Median Volume Diameter Feature
4 Analysis of Related Parameters
5 Conclusion
Acknowledgements
References
Analysis of the Influence on DPD with Memory Effect in Frequency Hopping Communication System
Abstract
1 Introduction
2 Theory Analysis
2.1 Basic Theory of DPD
2.2 Basic Principle of Frequency Hopping Communication
2.3 The Influence of Frequency Hopping on DPD with Memory Effect
3 Experiment Analysis
3.1 Experiment Scheme
3.2 Generation of the Frequency Hopping Signal
3.3 Analysis of the Test Data
3.3.1 Analysis of the Test Data Before and After Single Hop
3.3.2 Analysis of the Whole Frequency Band
3.3.3 Analysis of the Time Domain Signal
4 Conclusion
References
FPGA-Based Implementation of Reconfigurable Floating-Point FIR Digital Filter
Abstract
1 Introduction
2 Methods
2.1 Filtering Processing Module
2.2 Data Rearrangement Module
2.3 Overlap-Add Module
3 Result Analysis
4 Conclusion
Acknowledgements
References
High Precision Spatiotemporal Datum Design Based on Ground Observation Position
Abstract
1 1 Introduction
2 2 Definition
3 3 Calculation of the Observation Position of Celestial Bodies on the Ground Station
4 4 Simulation
5 5 Conclusion
References
Study on Two Types of Sensor Antennas for an Intelligent Health Monitoring System
Abstract
1 1 Introduction
2 2 Two Types of in-Body Sensor Antenna
3 3 In-Body Antenna Transmission Characteristic
4 4 Conclusion
Acknowledgements
References
A Fiber Bragg Grating Acceleration Sensor for Measuring Bow Slamming Load
Abstract
1 1 Introduction
2 2 Theory
2.1 Basic Fiber Grating Sensor Theory
2.2 Temperature Characteristic
2.3 Axial Strain
3 3 Sensor Structure Analysis
3.1 The Structure of the Sensor
3.2 Working Principle of Sensor
4 4 Vibration Testing of Sensors
5 5 Conclusion
Acknowledgements
References
Improving Indoor Random Position Device-Free People Recognition Resolution Using the Composite Method of WiFi and Chirp
Abstract
1 Introduction
2 Composite Preamble Scheme
3 Indoor Device-Free People Recognition
3.1 Scenario and Calculation Setting
3.2 Signal Setting
3.3 Result of the Experiment
4 Conclusions
Acknowledgements
References
Optimal Design of an S-Band Low Noise Amplifier
Abstract
1 Introduction
2 Design and Analysis
2.1 Performance Indexes
2.2 Design Proposal
3 Realization and Measurement
4 Conclusion
Acknowledgements
References
A Triangular Centroid Location Method Based on Kalman Filter
Abstract
1 Introduction
2 RSSI
2.1 RSSI and 802.11 Protocol
2.2 Measurement Process and Ranging Principle of RSSI Value
3 Location Algorithm
3.1 Principle of Improved Triangular Centroid Algorithm
3.2 Algorithm Implementation Steps
4 Kalman Filter
4.1 Principle of Kalman Filter
4.2 Algorithm Implement Steps
5 Experimental Results and Analysis
6 Conclusion
Acknowledgements
References
Research on Spatial Network Routing Model Based on Price Game
Abstract
1 1 Introduction
2 2 Definition of System Model
2.1 Spatial Network Topology Structure
2.2 Routing Node Storage Resource Allocation Scheme
2.3 Price Game Model
2.4 “Selfish” Node Penalty Mechanism
3 3 Routing Model Design
3.1 Routing Game Model Equilibrium Analysis
3.2 Routing Algorithm Design
4 4 Simulation Analysis
4.1 Transmission Success Rates Analysis
4.2 Transmission Delay Analysis
4.3 Network Spending Ratio Analysis
5 5 Conclusion
References
The TDOA and FDOA Algorithm of Communication Signal Based on Fine Classification and Combination
Abstract
1 Introduction
2 The TDOA and FDOA Estimation Accuracy of Communication Signal
3 The Fine Classification and Combination Estimation Algorithm
3.1 The TDOA and FDOA Estimation Model
3.2 The Fine Classification and Combination Estimation Algorithm
4 Simulation and Analysis Results
5 Summary
References
An Adaptive DFT-Based Channel Estimation Method for MIMO-OFDM
Abstract
1 1 Introduction
2 2 DFT Channel Estimation Principle DFT Channel Estimation Principle
2.1 LS Channel Estimation
2.2 DFT-Based LS Channel Estimation
3 3 Proposed Methods
4 4 Simulation Results and Analysis
References
A Novel Gradient L0-Norm Regularization Image Restoration Method Based on Non-local Total Variation
Abstract
1 Introduction
2 Models and Methods
2.1 The Non-local TV Model
2.2 Image Division Using L0-Norm of Image Gradient
2.3 The Proposed Model
3 Experimental Results
4 Conclusions
Acknowledgements
References
Study on Interference from 5G System to Earth Exploration Satellite Service System in High Frequency
Abstract
1 Introduction
2 System Modeling and Analytic Procedure
2.1 The Interference Model
2.2 Propagation Model
2.3 Method of Deterministic Calculation
3 Simulation Experiment and Result Analysis
3.1 Parameters of Simulation Experiment
3.1.1 Parameters of 5G Base Station
3.1.2 Parameters of Earth Station
3.2 Simulation
4 Conclusions
Acknowledgements
References
Sparse Planar Antenna Array Design for Directional Modulation
1 Introduction
2 Review of Planar Antenna Array Based Beamforming
3 Sparse Planar Antenna Array Design for DM
4 Design Examples
5 Conclusions
References
Research on the Linear Interpolation of Equal-Interval Fractional Delay Filter
Abstract
1 Introduction
2 Ideal Digital Fractional Delay Filter
3 Design of the Equal-Interval Delay Filter
3.1 Ideal Equal-Interval FD Filter
3.2 Equal-Interval FD Filter
3.3 Interpolation of the Equal-Interval Delay Filter
4 Simulation and Verification
4.1 Simulation of Equal-Interval Delay Filter
4.2 Simulation of the EIFD Filter Interpolation Algorithm
5 Conclusion
References
Single-Channel Grayscale Processing Algorithm for Transmission Tissue Images Based on Heterogeneity Detection
Abstract
1 1 Introduction
2 2 Grayscale Processing and Experimental Preparation
3 3 Experiments
3.1 Experimental Device
3.2 Experimental Process
4 4 Analysis of Experimental Results
5 5 Conclusions
Acknowledgements
References
Handwriting Numerals Recognition Using Convolutional Neural Network Implemented on NVIDIA’s Jetson Nano
Abstract
1 Introduction
2 Related Work
3 Handwritten Hindi Digits Recognition
4 Results and Discussion
References
Implementation of Image Recognition on Embedded Systems
Abstract
1 Introduction
2 Technical Background
2.1 ImageNet Dataset
2.2 Jetson Nano Embedded Development Board
2.3 Convolutional Neural Networks
3 Method
3.1 Convolutional Neural Network Classification Model
3.2 Convolutional Neural Network Model Construction
4 Result
5 Conclusion
References
A Precise 3-D Wireless Localization Technique Using Smart Antenna
Abstract
1 1 Introduction
2 2 3D Estimation of an Object’s Location by AOA Measurement
3 3 The Position Estimation
4 4 Consider the Influence of Distance
5 5 Simulations and Results Analysis
6 6 Conclusion
Acknowledgements
References
A Two-Phase Fault Diagnosis Algorithm Based on Convolutional Neural Network for Heterogeneous Wireless
Abstract
1 Introduction
2 CNN-Based Diagnosis Model
2.1 The First State: Monitoring Phase
2.1.1 Feature Selection
2.1.2 Diagnosis of Abnormal Symptoms
2.2 Second Stage: Diagnosis Stage
2.2.1 Base Station Selection
2.2.2 Fault Diagnosis Model
3 Simulation and Performance Evaluation
3.1 Simulation Environment
3.2 Performance Analysis
4 Conclusions
Acknowledgements
References
A Wireless Power Transfer System with Switching Circuit of Power Grid and Solar Energy
Abstract
1 Introduction
2 Wireless Power Charging System
3 Electricity Grid Charging Mode
4 Solar Energy Charging Mode
5 Charging Modes Switching Circuit
6 Experiments
7 Conclusion
Acknowledgements
References
A Fiber Bragg Grating Stress Sensor for Hull Local Strength Measurement
Abstract
1 1 Introduction
2 2 The Basic Principle of Fiber Grating Sensor
3 3 Short Base Stress Sensor Structure
4 4 Sensor Experiment Process
5 5 Conclusion
Acknowledgements
References
Direct Wave Parameters Estimation of Passive Bistatic Radar Based on Uncooperative Phased Array Radar
1 Introduction
2 Signal Model
3 Proposed Method
4 Experimental Results
5 Conclusion
References
Noncooperative Radar Illuminator Based Bistatic Receiving System
Abstract
1 1 Introduction
2 2 Framework of the Bistatic Receiving System
3 3 Experimental Scheme, Hardware Setup and Results
3.1 Deinterleaving of Direct Path Signals
3.2 Coherent Processing Results
4 4 Conclusions
References
Research on Simulation Technology for Remote Sensing Image Quality
Abstract
1 Introduction
2 System Construction Ideas
3 System Scheme and Composition
3.1 Geometric Simulation Subsystem
3.2 Radiation Simulation Subsystem
3.3 Compression and Decompression Subsystem
3.4 Ground Processing and Subjective Evaluation Subsystem
4 Applications
5 Subsequent Improvement and Consideration
6 Conclusion
References
Distributed Measurement of Micro-vibration and Analysis of the Influence on Imaging Quality
Abstract
1 Introduction
2 Requirements of Micro-vibration Based on Imaging Quality
2.1 Division of Micro-vibration Frequency
2.2 Characteristics of Optical Remote Sensing Camera Imaging
2.3 Calculation of the Effect of Micro-vibration on Imaging Quality
2.4 Requirements of Imaging Quality for Micro-vibration
3 Micro-vibration Measurement Based on Optical System
4 Results and Analysis of Micro-vibration Test
4.1 Results of Micro-vibration Measurement
4.2 Effect of Micro-vibration on Image Quality
5 Conclusion
References
Analysis and Verification of the Effect of Space Debris on the Output Power Decline of Solar Array
Abstract
1 1 Introduction
2 2 Analysis of Output Power Decline Process of the Solar Array
2.1 Method for Calculating Output Power of Solar Array
2.2 Shunting Principle of Solar Array
2.3 Analysis of the Decline Process of Output Power
2.4 Summary
3 3 Simulation Validation
3.1 Attitude Variation Mechanism of Space Debris Impact Disturbing
3.2 Mechanics Analysis of Space Debris Impact Disturbance
4 4 Impact Effect of Space Debris on the Solar Array
5 5 Conclusions
References
A New Nonlinear Method for Calculating the Error of Passive Location
Abstract
1 Introduction
2 Analysis of GDOP Based on Linear Method
3 GDOP Based on UT
4 Conclusions
Acknowledgements
References
A Static Method for Stack Overflow Detection Based on SPARC V8 Architecture
Abstract
1 1 Introduction
2 2 Introduction of SPARC V8
2.1 Register Windows
2.2 Stack Management
3 3 Static Method of Stack Overflow Detection
3.1 Principle Introduction
3.2 Analysis of Function Stack Usage
3.3 Analysis of Function Call Relationships
3.4 Implementation of Stack Overflow Detection Algorithm
4 4 Case Verification and Result Analysis
5 5 Conclusion
References
Enhanced Double Threshold Based Energy Detection
Abstract
1 1 Introduction
2 2 System Model
2.1 General Model
2.2 Energy Detection (Single Threshold Based Detection)
2.3 Double Threshold
3 3 Proposed Algorithm
4 4 Simulations and Results
5 5 Conclusion
Acknowledgements
References
Self-generating Topology Coloring Scheduling for Interference Mitigation in Wireless Body Area Networks
Abstract
1 Introduction
2 The Inter-WBAN Interference and Resource Scheduling Scheme
2.1 Inter-WBAN Interference
2.2 Inter-WBAN Interference Resource Scheduling Scheme
3 Self-generating Topology Colouring Scheduling
4 Experimental Analysis
5 Conclusion
References
Smart Parking and Recommendation System Under Fog Calculation
Abstract
1 Introduction
2 Fog Computing
3 Fog Computing Architecture of Smart Parking System
3.1 Hierarchical Framework of Cloud Computing for Smart Parking Systems
3.2 Cloud Computing Architecture for Smart Parking Systems
3.3 Key Technologies of Fog Calculation in Smart Parking System
4 Conclusions
References
Speech Synthesis Method Based on Tacotron + WaveNet
Abstract
1 Introduction
2 Speech Synthesis Model Based on Tacotron
2.1 CBHG Module
2.2 Encoding-Decoding Model
2.3 Attention Mechanism
2.4 Griffin-Lim Algorithm
3 Speech Synthesis Model Based on WaveNet
3.1 Feature Selection
3.2 WaveNet Network Architecture
4 Experiment and Results
4.1 Experimental Data
4.2 Experimental Process
4.3 Experimental Results
4.4 Contrast Experiment
References
A Novel Spatial Domain Based Steganography Scheme Against Digital Image Compression
Abstract
1 Introduction
2 Proposed Method
2.1 Embedding Procedure
2.2 Extracting Procedure
2.3 Cover Image Recovery Procedure
3 Experimental Results
4 Conclusion
Acknowledgements
References
Losen: An Accurate Indoor Localization System by Integrating CSI of Wireless Signal and MEMS Sensors
1 Introduction
2 Related Work
3 System Description
3.1 Locating the Target Based on AoA
3.2 Step Detection and Velocity Estimation
3.3 Heading Estimation
3.4 AOA/PDR Integration
4 Experimental Results
5 Conclusion
References
A Direct Target Recognition Algorithm for Low-Resolution Radar with Unbalanced Samples
Abstract
1 Introduction
2 Direct Recognition Algorithm of Low-Resolution Radar Target Based on Focal Loss Function
2.1 CNN
2.2 Focal Loss Function
2.3 Direct Recognition Algorithm of Low-Resolution Radar Target Based on Focal Loss Function
2.3.1 The Structure of CNN in This Paper
2.3.2 Algorithm Steps
3 Experimental Results and Analysis
3.1 Experimental Data Set
3.2 Focal Loss Function Parameter
3.3 The Influence of Different Loss Functions on the Recognition Effect
3.4 Recognition Effect of Low-Resolution Radar Target Direct Recognition Algorithm Based on the Focal Loss Function
4 Conclusion
References
DFT-Spread Based PAPR Reduction of OFDM for Short Reach Communication Systems
Abstract
1 Introduction
2 Theoretical Analysis
3 Simulation Setup
4 Results and Discussions
5 Conclusion
Acknowledgements
References
Underdetermined Mixed Matrix Estimation of Single Source Point Detection Based on Noise Threshold Eigenvalue Decomposition
Abstract
1 1 Introduction
2 2 Underdetermined Mixed Signal Model
3 3 Algorithm Principle
3.1 Traditional Algorithm Principle
3.2 Improved Algorithm in This Paper
4 4 Simulation
4.1 Evaluation Criteria
4.2 Experimental Verification
5 5 Conclusion
References
Optimization of APTEEN Routing Protocol for Wireless Sensor Networks Based on Genetic Algorithm
Abstract
1 Introduction
2 Related Work
2.1 Energy Consumption Model
2.2 Genetic Algorithm
2.3 Density Adaptive Algorithm
3 GA-APTEEN Optimization Agreement
3.1 Cluster Heads Optimization
3.2 Genetic Optimization Algorithm
3.3 Select the Cluster Heads for the Second Time
3.4 Node Sleep and Clustering Mechanism
3.4.1 Node Sleep Mechanism
3.4.2 Node Clustering Optimization Mechanism
4 Simulation Analysis
5 Conclusion
Acknowledgements
References
Optimization of APTEEN Routing Protocol in Wireless Sensor Networks Based on Particle Swarm Optimization
Abstract
1 Introduction
2 Particle Swarm Optimization and Wireless Communication Model
2.1 Particle Swarm Optimization
2.2 Wireless Communication Model
3 Particle Swarm Optimization Cluster Head Selection Algorithm
3.1 Network Model
3.2 Energy Position Equalization-Adaptive Threshold-Sensitive Energy Efficient Sensor Network Protocol (EPE-APTEEN)
3.2.1 Pre-clustered
3.2.2 Optimize Cluster Head
4 Simulation and Analysis
5 Conclusion
Acknowledgements
References
Research Status of Wireless Power Transmission Technology
Abstract
1 Introduction
2 Magnetically Coupled Wireless Power Transfer Technology
2.1 Fundamentals
2.2 Key Technology
2.3 Application Status
3 Laser Wireless Energy Transfer Technology
3.1 Fundamentals
3.2 Key Technology
3.3 Application Status
4 Microwave Wireless Energy Transmission Technology
4.1 Fundamentals
4.2 Key Technology
4.3 Application Status
5 Summary
References
Flexible Sparse Representation Based Inverse Synthetic Aperture Radar Imaging
1 Introduction
2 Sparse Representation Based ISAR Imaging
2.1 Basic Geometry of ISAR and the Recieved Radar Signal
2.2 Sparse Probing Frequencies
2.3 Discussions
3 Sparse Bayesian Learning
3.1 Probabilistic Models
3.2 Unknown Variable Inference
4 Simulation Results
5 Conclusion
References
Localization Schemes for 2-D Molecular Communication via Diffusion
1 Introduction
2 System Model
3 Localization Schemes
4 Numerical Results
5 Conclusions
References
Research on Support Vector Machine in Estimating Source Number
Abstract
1 1 Introduction
2 2 Signal Number Estimation Based on Support Vector Machine
2.1 Feature Extraction of Source Number Estimation Based on SVM
3 3 Implementation of Source Number Estimation Algorithm
3.1 Establishment and Optimization of Classifier Parameters
3.2 Simulation Experiment
4 4 Conclusions
Acknowledgements
References
Wireless Electricity Transmission Design of Unmanned Aerial Vehicle Charging Systems
Abstract
1 Introduction
2 Results and Discussion
2.1 Magnetic Coupling Resonance Method
2.2 Electromagnetic Induction Coupling Method
3 Conclusion
Acknowledgements
References
An ITD-Based Method for Individual Recognition of Secondary Radar Radiation Source
Abstract
1 1 Introduction
2 2 Secondary Radar Source Signal Model
3 3 The Core Idea of the ITD Approach
4 4 ITD Method for Individual Recognition of Secondary Radar Radiation Source
4.1 Methods the Thought
4.2 The Basic Principle of Fast Sample Entropy Algorithm
5 5 Performance Simulation Analysis
5.1 Experimental Data of Secondary Radar Radiation Source
5.2 Classification Recognition Performance Analysis
6 6 Conclusion
References
Gaussian Mixture Model Based Multi-region Blood Vessel Segmentation Method
Abstract
1 1 Introduction
2 2 Blood Vessel Segmentation Method
2.1 NSCT Transform
2.2 Gaussian Mixture Model Based Multi-region Blood Vessel Segmentation Method
2.2.1 Gaussian Mixture Model
2.2.2 Multi-region Segmentation
2.3 Adaptive Filling Filtering
3 3 Experimental Evaluation
3.1 Results Description
3.2 Parameter Description
3.2.1 Selection of High Frequency Parameters and Low Frequency Parameters
3.2.2 Selection of Optimal Threshold
4 4 Conclusion
References
Research on the Enhancement of VANET Coverage Based on UAV
1 Introduction
2 System Model
2.1 RSU Deployment in Non-congested State
2.2 RSU and UAV Joint Deployment in Congested State
3 Proposed Approach
3.1 Greedy Algorithm Applied to RSU Deployment in Non-congested State
3.2 Joint Deployment in Congested State Based on Markov
4 Simulation Results and Analysis
4.1 RSU Deployment in Non-congested State
4.2 RSU and UAV Joint Deployment in Congested State
5 Conclusion
References
Research on Image Encryption Algorithm Based on Wavelet Transform and Qi Hyperchaos
Abstract
1 1 Introduction
2 2 Wavelet Transform
3 3 Chaotic System
4 4 Encryption Process
5 5 Simulation Results and Analysis
5.1 Histogram Analysis
5.2 Information Entropy Analysis
5.3 Correlation Analysis
5.4 Key Sensitivity Analysis
5.5 Key Space Analysis
5.6 Noise Attack Analysis
6 6 Conclusion
Acknowlegments
References
A Design of Satellite Telemetry Acquisition System
Abstract
1 1 Introduction
2 2 Design and Implementation
2.1 Composition of Satellite Telemetry Acquisition System
2.2 TM Space Data Link Protocol Telemetry Format
2.2.1 Space Pack
2.2.2 Virtual Channel Data Unit (VCDU)
2.2.3 Channel Access Data Unit (CADU)
3 3 Design Example
3.1 Space Package Organization
3.2 Spatial Packet Scheduling
3.3 Virtual Channel Data Unit Organization
3.4 Virtual Channel Scheduling
4 4 Conclusion
References
Fingerprint Feature Recognition of Frequency Hopping Radio with FCBF-NMI Feature Selection
Abstract
1 1 Introduction
2 2 Fingerprint Feature Recognition Algorithm
2.1 Feature Selection Algorithm Based on Mutual Information
2.2 SVM Parameter Optimization Based on Quadratic Grid Search Algorithm
3 3 Simulation Experiment and Analysis
3.1 Experimental Data
3.2 Feature Selection Experiment
3.2.1 Experiment 1: Analysis of Feature Selection Algorithms Under Conventional Features
3.2.2 Experiment 2: Analysis of Feature Selection Algorithms Under Higher-Order Spectral Feature SIB
3.3 SVM Parameter Optimization Experiment
4 4 Conclusion
References
Integrated Design of High Speed Uplink and Emergency Telemetry and Control for LEO Satellite
Abstract
1 1 Preface
2 2 System Design
2.1 Systematic Composition
2.2 Data Stream Design
2.3 Link Design
2.3.1 Synchronization and Channel Coding
2.3.2 Data Link Protocol
2.3.3 Emergency Measurement and Control Link Establishment
3 3 Design Examples
3.1 System Design
3.2 System Design
4 4 Conclusion
References
Imaging Correction Based on AIS for Moving Vessels in Spaceborne SAR Images
Abstract
1 1 Introduction
2 2 Performance of Moving Vessels in SAR Images
3 3 Parameter Settings of the Simulation and Results Analysis
4 4 Moving Targets Scene Simulation and Association Analysis Combined with AIS Information
5 5 Conclusion
References
Research on Flying Catkins Detection and Removal in Target Video
Abstract
1 1 Introduction
2 2 Analysis of Flying Catkins Characteristics
2.1 Physical Characteristics of Flying Catkins
2.2 Brightness Characteristics of Flying Catkins
2.3 Time Domain Characteristics of Flying Catkins
3 3 Flying Catkins Detection and Removal
3.1 Frame Difference Method Raindrop Removal Algorithm
3.2 A Flying Catkins Removal Algorithm Based on Time Domain and Brightness Characteristics
3.3 Analysis of Results
4 4 Summary and Prospect
References
Robust Context-Aware Tracking with Temporal Regularization
1 Introduction
2 Related Works
3 Context-Aware Correlation Filter Framework
4 Proposed Method
4.1 Rich Context Aware Tracker
4.2 Multi-channel Features
5 Experiment
5.1 Quantitative Analysis
5.2 Qualitative Evaluation
6 Conclusion
References
Research on Motor Speed Estimation Method Based on Electric Vehicle
Abstract
1 1 Introduction
2 2 Completely Dependent on the Physical Parameters of the Motor and the Electromagnetic Equation
3 3 Partially Dependent on the Physical Parameters of the Motor and the Electromagnetic Equation
3.1 Model Reference Adaptive System
3.2 Luenberger Observer
3.3 Extended Kalman Filter (EKF)
3.4 Sliding Mode Observer (SMO)
4 4 Independent of the Physical Parameters of the Motor and the Electromagnetic Equation
4.1 External High Frequency Signal Injection
4.2 High Frequency Signal Excitation Method Based on PWM Modulation
4.3 Artificial Intelligent Algorithm
5 5 Conclusion
Acknowledgements
References
A Novel Virtual Cell Power Allocation and Interference Merging Algorithm in UDN
1 Introduction
2 System Model
3 Proposed Power Allocation and Interference Merging Algorithm
4 Simulation Results and Analysis
5 Conclusion
References
Device-Free Sensing for Gesture Recognition by Wi-Fi Communication Signal Based on Auto-encoder/decoder Neural Network
1 Introduction
2 Experimental Setup and Data Collection
3 Methodology
3.1 Data Preprocessing
3.2 Higher-Order Cumulant Feature for Encoding
3.3 Auto-encoder/decoder Deep Neural Network
4 Experimental Results and Discussion
5 Conclusion
References
Detection of Sleep Apnea Based on Cardiopulmonary Coupling
1 Introduction
2 Feature Extraction
2.1 Heart Rate Variability Feature Extraction
2.2 Feature Extraction of Cardiopulmonary Coupling
3 OSA Classification Model
4 Result Analysis
5 Conclusion
References
Study on a Space-Air-Ground Integrated Data Link Networks Architecture
Abstract
1 Introduction
2 System Architecture
2.1 System Composition
2.2 System Functionality
3 Information Flow Process
4 Protocol Structure
5 Conclusion
References
Similar Cluster Based Continuous Bag-of-Words for Word Vector Training
Abstract
1 Introduction
2 Related Work
2.1 Continuous Bag-of-Words
2.2 Softmax Regression
3 Proposed Method
4 Results
4.1 Dataset
4.2 Result of Word Vectors
4.3 Result of Text Similarity Comparison
5 Conclusion
Acknowledgements
References
Research on Integrated Waveform of FDA Radar and Communication Based on Linear Frequency Offsets
Abstract
1 1 Introduction
2 2 Integration of FDA Radar and Communication
2.1 Application Background
2.2 A Modulated Signal Loaded with Communications
2.3 MUSIC Algorithm for Multi-target Positioning
2.4 Analysis of Communication Performance
3 3 Conclusion
Acknowledgements
References
Research on Parameter Configuration of Deep Neural Network Applied on Speech Enhancement
Abstract
1 Introduction
2 Speech Enhancement Based on DNN
3 Common Influencing Parameter
4 Experiments and Analysis
4.1 Experiments and Results
4.2 Analysis
5 Conclusion
Acknowledgements
References
Mid-Infrared Characteristic Analysis of Stability Index of Vehicle Gasoline
Abstract
1 1 Introduction
2 2 Experiments
2.1 Collection of Experimental Samples
2.2 Testing Program
3 3 Results and Discussion
3.1 Correlation Analysis of Gasoline Stability Index and Infrared Spectrum During Storage
3.2 Establishment of Gasoline Quality Decay Model
4 4 Conclusion
References
Application of Mid-Infrared Characteristic Analysis Technology in Gasoline Quality Control
Abstract
1 Introduction
2 Experiments
2.1 Collection of Experimental Samples
2.2 Testing Program
3 Results and Discussion
3.1 Middle Infrared Spectrum Analysis of Hydrocarbon Compounds in Automotive Gasoline
3.2 Analysis of Infrared Spectrum Characteristics of Blending Components of Automotive Gasoline
3.3 Infrared Spectroscopy Analysis of Functional Group Decay in Gasoline Storage
4 Conclusion
References
A Generalized Sampling Based Method for Digital Predistortion of RF Power Amplifiers
Abstract
1 Introduction
2 Design for Baseband Predistortion
2.1 Basic Principle and Structure of Baseband Predistortion
2.2 Undersampling
2.3 System Construction
3 Simulation and Measurement Results
4 Conclusion
References
Optimum Design of Intersatellite Link Based on STK
1 Introduction
2 Constellation Design
2.1 The Constellation Configuration
2.2 Visibility Analysis
3 Link Design
3.1 Domestic Satellite and Overseas Satellite
3.2 Analysis of Two Types of Links
3.3 Time Slot Design
3.4 Time-Invariant Link Planning
3.5 Time-Varying Link Planning
4 Simulation Analysis
4.1 Broadcast Authentication
4.2 Unicast Validation
5 Conclusion
References
Integrated Detection and Tracking in Asynchronous Moving Radar Network
Abstract
1 Introduction
2 System Model
2.1 Dynamic Model
2.2 Detection Model
2.3 Measurement Model
3 Integrated of Detection and Tracking
4 Simulation Result
5 Conclusion
Acknowledgements
References
Fault-Tolerant Decompression Method of Compressed Chinese Text Files
Abstract
1 Introduction
2 Chinese Character Encoding Adaptation
3 Chinese Language Model
4 Performance Analysis
4.1 Decompression Success Rate
4.2 Normalized Edit Distance
5 Conclusion
References
Classification of Human Motion Status Using UWB Radar Based on Decision Tree Algorithm
Abstract
1 Introduction
2 Measurement of Different Human Motion Status
2.1 The Composition of UWB Radar System
2.2 Experimental Scenario
3 Data Processing and Classification Algorithm
3.1 Data Processing
3.1.1 Background Subtraction
3.1.2 Feature Extraction
3.2 Decision Tree Classification Algorithm
4 Experimental Results
5 Conclusion
References
A Sub-aperture Division Method for FMCW CSAR Imaging
Abstract
1 1 Introduction
2 2 FMCW CSAR Imaging Geometry and Echo Model
3 3 Analysis of Sub-aperture Selection
4 4 Simulation Analysis Based on Sub-aperture Algorithm
5 5 Conclusion
Acknowledgements
References
An Experimental Study of Sea Target Detection of Passive Bistatic Radar Based on Non-cooperative Radar Illuminators
Abstract
1 Introduction
2 Section Heading Signal Processing Method for Passive Bistatic Radar Using Non-cooperative Pulse Radar
3 Experimental Bistatic Radar Setup for Sea Target Detection
4 Experiment Results
5 Conclusions
References
Design of a Quasi-Real-Time Communication System for LEO Satellites Using Beidou Short-Message Service
Abstract
1 Introduction
2 Interface Characteristics of BDS
3 Communication System Design
3.1 System Description
3.2 Working Process
4 Simulation Results and Analysis
4.1 Test Scenarios
4.2 Orbit Intervals
4.3 Communication Delays
5 Conclusion
References
A Physically Decoupled Onboard Control Plane for Software Defined LEO Constellation Network
1 Introduction
2 The Architecture of the Physically Decoupled Onborad SDN
2.1 CDMA Based RF Communications System for Control Plane
2.2 System Model
2.3 Mechanism
3 Controller Placement Problem
3.1 Performance Metrics
3.2 Flow Set Generation
4 Simulate Results
4.1 Simulate Scenario
4.2 Average Flow Setup Time
4.3 Average Failure Recovery Time
5 Conclusion
References
A Dynamic Programming Based TBD Algorithm for Near Space Targets Under Range Ambiguity
Abstract
1 1 Introduction
2 2 System Model and Problem Description
2.1 System Dynamics Model
2.2 System Observation Model
3 3 Proposed Algorithm Introduction
3.1 Primary Threshold
3.2 Improved DP-TBD in Time-Range Domain
3.3 Ambiguity Resolution Procedure
4 4 Simulations and Discussion
5 5 Conclusions
References
Research and Design of Home Care System of Internet of Things Based on Wireless Network
Abstract
1 1 Introduction
2 2 Structure of Home Care System of IoT Based on CC3200
2.1 The Structure of the Overall Design Scheme
2.2 Design of Acquisition Terminal Node
3 3 The Design of the Specific Scheme of the System
3.1 Temperature Acquisition Scheme
3.2 Blood Pressure Collection Scheme
3.3 Blood Oxygen Collection Scheme
4 4 Software Design
5 5 Conclusion
Acknowledgements
References
Design of Wind Pendulum Control System Based on STM32F407
Abstract
1 Introduction
2 Analysis of Motion Model
2.1 Simple Pendulum Motion
2.2 Conical Pendulum Motion
2.3 Delay Analysis of Axial Flow Fan
3 Design and Implementation
3.1 Design of Hardware System
3.2 Design of Software System
3.2.1 PID Algorithm
3.2.2 PWM Output
3.2.3 MPU6050 Drive Function
3.2.4 Main Function
4 Function Implement and Test Result Analysis
4.1 Swing-Up
4.2 Stop-Swing
4.3 Drawing Line Segment of Specified Length
4.4 Drawing Line Segment of Specified Deflection Angle
4.5 Drawing a Circle of Specified Radius
4.6 Performance with External Interference
5 Conclusion
Acknowledgements
References
A High-Speed Parallel Accessing Scheduler of Space-Borne Nand Flash Storage System
Abstract
1 Introduction
2 Parallel Architecture of Multi-channel Flash Storage System
2.1 Traditional Parallel Architecture for Multi-channel Flash Storage System
2.2 An Optimized Accessing Scheduler for Multi-channel Nand Flash Storage System
3 Experiment Results
3.1 Flash Throughput Rate in Various Parallel Level
3.2 Flash Write Operation Speed Related with Input Data Rate
3.3 Compare with Previous Methods
4 Conclusion
References
Two Dimensional Joint ISAR Imaging Algorithm Based on Matrix Completion
Abstract
1 1 Introduction
2 2 Joint ISAR Imaging Model
2.1 Signal Model
2.2 Imaging Model
3 3 Algorithm of Joint ISAR Imaging
4 4 Experiments and Discussion
References
The Satellite GPS Antenna In-Orbit Phase Center Calibration Method
Abstract
1 1 Introduction
2 2 Background Information
3 3 Calibration Method
3.1 Antenna Phase Center Modeling
3.2 Processing Strategy
4 4 Results and Discussion
5 5 Conclusion
References
Migrating Target Detection Under Spiky Clutter Background
Abstract
1 1 Introduction
2 2 Signal and Clutter Model
2.1 Signal Model
2.2 Clutter Model
3 3 Non-iterative Migrating Targets Detector
4 4 Performance Evaluation
5 5 Conclusion
Acknowledgements
References
A Novel Range Super-Resolution Algorithm for UAV Swarm Target Based on LFMCW Radar
1 Introduction
2 System Model
3 Proposed Algorithm
4 Experiment
4.1 Swarm Target Simulation
4.2 Real Data Experiment
5 Conclusion
References
An Improved PDR/WiFi Integration Method for Indoor Pedestrian Localization
Abstract
1 Introduction
2 Approach
2.1 Pedestrian Dead Reckoning Equation and Weighted K-Nearest Neighbor Algorithm
2.2 Improved PDR/WiFi Integration Method
3 Experiments and Results
3.1 Experimental Setup
3.2 Localization Experiments
4 Conclusions
Acknowledgements
References
An Adaptive Radar Resource Scheduling Algorithm for ISAR Imaging Based on Step-Frequency Chirp Signal Optimization
Abstract
1 1 Introduction
2 2 Prior Knowledge
3 3 ISAR-Imaging-Considered Task Scheduling Algorithm with Two Dimensions
4 4 Simulations
5 5 Conclusion
Acknowledgements
References
A Task-Dependent Flight Plan Conflict Risk Assessment Method for General Aviation Operation Airspace
Abstract
1 Introduction
2 Task-Dependent Flight Plan and Conflict Risk Assessment
2.1 Task-Dependent Flight Plan
2.2 Conflict Risk Assessment
3 Simulations
3.1 Simulation Scenario
3.2 Results and Discussion
3.2.1 Conflict Risk Assessment
3.2.2 Conflict Risk of Different Uncertainty Levels
4 Conclusion
Acknowledgements
References
A Uniform Model for Conflict Prediction and Airspace Safety Assessment for Free Flight
Abstract
1 Introduction
2 The Uniform Model
2.1 The Electrostatic Model
2.2 The Velocity Potential
3 Safety Assessment
4 Conclusion
Acknowledgements
References
Optimization of Power Allocation for Full Duplex Relay-Assisted D2D Communication Underlaying Wireless Cellular Networks
1 Introduction
2 System Model
3 Outage Analysis
3.1 Boundary Condition A
3.2 Boundary Condition B
3.3 Boundary Condition C
4 Numerical and Simulation Results
5 Conclusion
References
Scene Text Recognition Based on Deep Learning
Abstract
1 1 Introduction
2 2 Background Knowledge
2.1 Scene Text Recognition Based on Deep Learning Method
3 3 Scene Text Recognition
3.1 Improved Sequence Recognition Algorithm
3.1.1 Image Pre-processing
3.1.2 Feature Extraction
3.1.3 Processing of Context Information
3.1.4 Transcription
4 4 Experiment and Analysis
4.1 Data Sets and Evaluation Criteria
4.2 Results and Analysis
5 5 Conclusion
Acknowledgements
References
Spectrum Sensing Algorithm Based on Twin Support Vector Machine
Abstract
1 Introduction
2 System Model
3 Spectrum Sensing Algorithm Based on TWSVM
3.1 Cognitive Process
3.2 Feature Extraction
3.3 TWSVM Training
3.4 Detection Decision
4 Simulation
5 Conclusions
References
Applicability Analysis of Plane Wave and Spherical Wave Model in Blue and Green Band
Abstract
1 Introduction
2 Gamma-Gamma Turbulence Model of Three Kinds of Beams
3 Simulation Analysis of Turbulence Model
4 Simulation Analysis of SNR Model
5 Conclusion
References
A Study of the Influence of Resonant Frequency in Wireless Power Transmission System
Abstract
1 Introduction
2 Related Works of WPT
3 Research Method
4 Simulation Results
5 Conclusion
Acknowledgements
References
Direction of Arrival Estimation Based on Support Vector Regression
Abstract
1 Introduction
2 Uniform Linear Array Model and Directions of Arrival Estimation Model
3 Experimental Results
3.1 SVR Test Results
3.2 Simulation Analysis of DOA Estimation Accuracy and Speed
4 Conclusions
Acknowledgements
References
Bistatic ISAR Radar Imaging Using Missing Data Based on Compressed Sensing
Abstract
1 Introduction
2 Methods
2.1 Radar Echo Model
2.2 Two-Dimensional CS Decoupling Imaging Algorithm
3 Results
4 Conclusion
Acknowledgements
References
Medical Images Segmentation Using a Novel Level Set Model with Laplace Kernel Function
Abstract
1 Introduction
2 Level Set Formulation
3 Experiments
4 Conclusion
Acknowledgements
References
Research on Multi-UAV Routing Simulation Based on Unity3d
Abstract
1 Instruction
2 Engineering Realization for Multi-UAV Routing Simulation
2.1 Simulation of Real Terrain
2.2 Simulation of UAV
2.3 Problem of Automatic Pathfinding About UAV
3 Communication Routing Network of Multi-UAV
4 Adjustment Plan When the UAV Loses Connection
5 Conclusions
Acknowledgements
References
Video Target Tracking Based on Adaptive Kalman Filter
Abstract
1 Introduction
2 Related Algorithms
2.1 Background Subtraction Algorithm
2.2 Standard Kalman Filter Algorithm
2.3 Adaptive Kalman Filter Algorithm
3 Proposed Algorithm Steps
4 Experimental Results and Analysis
5 Conclusion
Acknowledgements
References
Compressed Sensing Image Reconstruction Method Based on Chaotic System
Abstract
1 Introduction
2 Theory of Technology
3 Establish System Model and Analysis Metrics
3.1 Model the System
3.2 Analytical Method
4 Experimental Simulation and Analysis
5 Conclusion
Acknowledgements
References
An Underdetermined Blind Source Separation Algorithm Based on Variational Mode Decomposition
Abstract
1 Introduction
2 Variational Mode Decomposition
3 VMDSE-FastICA Algorithm
4 Simulation Experiment and Analysis
5 Conclusion
Acknowledgements
References
A Ranking Learning Training Method Based on Singular Value Decomposition
Abstract
1 Introduction
2 Application of SVD in Ranking Training
2.1 Related Algorithms
2.2 SVD Overview and Feature Extraction
3 Experimental
4 Conclusion
Acknowledgements
References
Research on Temperature Characteristics of IoT Chip Hardware Trojan Based on FPGA
Abstract
1 1 Background
2 2 Preliminary Preparation
2.1 Ring Oscillator Principle
2.2 Circuit Configuration
3 3 Circuit Design and Data Processing Method
3.1 Circuit Design
3.2 Data Process Method
4 4 Test Results at Different Temperatures
5 5 Conclusion
References
Wireless Communication Intelligent Voice Height Measurement System
Abstract
1 Overall Design of Height Measuring Instrument
2 Principle of Ultrasonic Ranging
2.1 Frequency Characteristics
2.2 Ultrasonic Detection Error
2.3 Least Square Fitting
2.4 Least Square Correction
3 Height Measuring Instrument Module Design
3.1 Overall Hardware Circuit Schematic Diagram
3.2 Ultrasonic Ranging Module
3.3 WIFI Data Transmission Module
4 Results Display
4.1 System Function Design Drawing
4.2 Test Outcome
5 Conclusion
References
Design of Intelligent Classification Waste Bin with Detection Technology in Fog and Haze Weather
Abstract
1 Overall Design
1.1 The Overall Design of Haze Detection
1.2 Intelligent Waste Bin Overall Design
2 Principle of Air Quality Measurement
2.1 Single Particle Scattering Intensity Distribution Characteristics
2.2 Effects on Scattered Light in Different Situations
3 Infrared Sensor Ranging Principle
4 System Function Design
5 Haze Detector and Smart Bin Module Design
5.1 The Overall Hardware Circuit Schematic
5.2 WIFI Data Transmission Module
5.3 LJA30A3-15-Z/BX Metal Detection Module
6 Conclusion
References
A False-Target Jamming Method for the Phase Array Multibeam Radar Network
Abstract
1 Introduction
2 Analysis of False Target Interference
3 The Establishment of Interference Model
4 Simulation Experiment and Analysis
5 Conclusion
References
Analysis of TDOA Location Algorithm Based on Ultra-Wideband
Abstract
1 Introduction
2 TDOA Positioning Algorithm Description
2.1 Based on Chan Algorithm
2.2 Taylor Series Expansion Positioning Algorithm
3 Algorithm Analysis Comparison
4 Conclusion
Acknowledgements
References
Algorithm Design of Combined Gaussian Pulse
Abstract
1 Introduction
2 Combined Algorithm Design
2.1 Random Selection Algorithm
2.2 Random Selection Algorithm
3 Simulation Comparison Analysis
4 Conclusion
Acknowledgements
References
A Network Adapter for Computing Process Node in Decentralized Building Automation System
Abstract
1 Introduction
2 System Structure
3 System Design
3.1 Communication Protocol
3.2 Hardware Design
3.3 Software Design
4 Conclusion
Acknowledgements
References
Model Reference Adaptive Control Application in Optical Path Scanning Control System
Abstract
1 1 Introduction
2 2 Optical Path Scanning System Analysis
2.1 Composition of Optical Path Scanning System
2.2 State Space Model of the Controlled Object
3 3 Model Reference Adaptive Control Stability Analysis
4 4 Matlab Simulation and Results
5 5 Conclusions
Acknowledgements
References
UAV Path Planning Design Based on Deep Learning
Abstract
1 1 Introduction
2 2 Scheme Design
2.1 Source of Data
2.2 Neural Network Model
2.3 Training Parameters
3 3 Constraint Conditions of Flight
4 4 Expected Results
5 5 Conclusion
Acknowledgements
References
Research on Temperature and Infrared Characteristics of Space Target
Abstract
1 Introduction
2 Orbit External Thermal Flux of Space Target
3 Space Target Temperature and Infrared Mathematical Model
4 Analysis of Calculation Results
4.1 Calculation Model
4.2 Effect of β on Target Temperature and Infrared Radiation Characteristics
4.3 Influence of Earth Albedo on Temperature and Infrared Radiation Characteristics
5 Conclusion
References
A Multispectral Image Edge Detection Algorithm Based on Improved Canny Operator
Abstract
1 1 Introduction
2 2 Traditional Canny Edge Detection Algorithm
3 3 Image Acquisition Experiment
4 4 Improved Canny Edge Detection Algorithm
4.1 Laplacian and Sobel Operator Hybrid Enhancement Algorithm
4.2 5 × 5 Size Sobel Operator to Calculate the Gradient Amplitude Image
4.3 Non-maximum Suppression
4.4 Double Threshold Detection and Edge Connection
5 5 Analysis of Experimental Results
6 6 Conclusion
References
A Green and High Efficient Architecture for Ground Information Port with SDN
Abstract
1 Introduction
2 Background Information
2.1 Space-Ground Integrated Information Network
2.2 Ground Information Port
2.3 Remote Sensing Data Open Policy
2.4 SDN
3 An Overall SDN-Based Green and Efficient Architecture for Ground Information Port
4 Efficiency Analysis
4.1 Green Evaluation: Energy Consumption Reduction
4.2 High Efficiency: Efficiency Improvement
5 Ground Information Port Development Roadmap
6 Conclusions
Acknowledgements
References
Marked Watershed Algorithm Combined with Morphological Preprocessing Based Segmentation of Adherent Spores
Abstract
1 1 Introduction
2 2 Materials and Methods
2.1 Data Acquisition
2.2 The Watershed Algorithm Combined with Morphology Algorithm
2.2.1 The Brief Framework of the Propose Method
2.2.2 The Concrete Description of the Propose Method
3 3 Experimental Results and Analysis
3.1 Experimental Results
3.2 Result Analysis
4 4 Conclusion
Acknowledgements
References
Data Storage Method for Fast Retrieval in IoT
1 Introduction
2 Storage Method for Fast Retrieval
3 High-Frequency Queries Statistics
4 Experimental Results
5 Conclusion
References
Equivalence Checking Between System-Level Descriptions by Identifying Potential Cut-Points
1 Introduction
2 Preliminary
2.1 Symbolic Simulation
2.2 Program Slice
2.3 Program Dependence Diagram
3 Equivalence Checking Algorithm
3.1 Generation of Potential Cut-Points
3.2 Selection of Potential Cut-Points and Program Slicing
3.3 Symbolic Simulation
4 Experiment Results
5 Conclusion
References
An Improved Adversarial Neural Network Encryption Algorithm Against the Chosen-Cipher Text Attack (CCA)
Abstract
1 Introduction
2 Improved Adversarial Neural Network Encryption Algorithm Based on CCA (CCA-ANC)
2.1 Algorithm Principle
2.2 Model Structure
2.3 Adversarial Neural Network Architecture
2.4 Improvement of Network Structure and Loss Function Design
3 Model Experiment Simulation and Safety Analysis
3.1 Model Experiment Simulation
3.2 Model Safety Analysis
4 Conclusion
Acknowledgements
References
Hardware Implementation Based on Contact IC Card Scalar Multiplication
Abstract
1 Introduction
2 Scalar Multiplication Module
2.1 Scalar Multiplication Theory
2.2 Jacobi Projective Coordinate System
2.3 Montgomery Modular Multiplication
3 Design of Scalar Multiplication
3.1 Design of Modular Addition Module
3.2 Design of Scalar Multiplication Module
3.3 Simulation Results
4 Introduction to ISO7816 Communication Protocol
4.1 System Module Design
4.2 System Simulation of Communication Modules
4.3 Hardware and Software Co-simulation Screenshot
5 FPGA Validation
6 Conclusions
References
Tiered Spectrum Allocation for General Heterogeneous Cellular Networks
1 Introduction
2 System Model
3 Area Spectral Efficiency Optimization
3.1 Problem Formulation for Spectrum Partitioning
3.2 Spectrum Sharing
4 Conclusion
References
Human Action Recognition Algorithm Based on 3D DenseNet-BC
Abstract
1 Introduction
2 3D Densenet-BC Construction
2.1 3D-CNN
2.2 DenseNet-BC
2.3 3D DenseNet-BC
3 Experimental Results and Analysis
3.1 Data Sets
3.2 Experimental Environment Settings
3.3 Experimental Results and Analysis
4 Conclusion
References
Color Image Encryption Based on Principal Component Analysis
Abstract
1 Introduction
2 2D-Logistic Chaos System and PCA
2.1 2D-Logistic Chaos System
2.2 PCA (Principal Component Analysis)
3 The Scheme of Image Encryption and Decryption
3.1 Image Encryption Algorithm Structure
3.2 Encryption Result
4 Safety Analysis and Experimental Results
4.1 Key Space
4.2 Histogram Analysis
4.3 Sensitivity Analysis
5 Conclusion
References
Research on Transmitter of the Somatosensory Hand Gesture Recognition System
Abstract
1 1 Introduction
2 2 Overall Design of Hand Gesture Recognition System
3 3 Hand Gesture Recognition Attitude Algorithm Principe
3.1 Attitude Algorithm of the Six-Axis Sensor MPU6050
3.2 Transformation from Quaternion to Euler Angle
3.3 Complementary Filter Correction Algorithm
4 4 Data Acquisition Process
5 5 Functional Verification Experiments
6 6 Conclusion
References
Research on Image Retrieval Based on Wavelet Denoising in Visual Indoor Positioning Algorithm
Abstract
1 1 Introduction
1.1 Visual Positioning Technology
1.2 Image Denoising
2 2 Traditional Denoising Algorithm
2.1 Spatial Domain Filtering
2.2 Frequency Domain Filtering
3 3 Wavelet Denoising Algorithm
3.1 Modulus Maxima Algorithm
3.2 Correlated Denoising Algorithm
3.3 Wavelet Threshold Denoising Algorithm
3.4 Selection of Wavelet Basis in Wavelet Threshold Denoising Algorithm
3.5 Contour Wave Denoising
4 4 Algorithm Performance Analysis
5 5 Conclusion
References
Analysis of the Matching Pursuit Reconstruction Algorithm Based on Compression Sensing
Abstract
1 1 Signal Reconstruction
2 2 Matching Pursuit Algorithm and Its Improvement
3 3 Reconstruction Algorithm Performance Analysis
4 4 Conclusion
References
Super-Resolution Based and Topological Structure for Narrow Road Extraction from Remote Sensing Image
Abstract
1 1 Introduction
2 2 Background
3 3 Procedure of Narrow Road Extraction
3.1 Road Extraction
3.2 Remove Noise Points by Topological Structure
4 4 Experiment Results and Analysis
5 5 Conclusion
Acknowledgements
References
Evaluation on Learning Strategies for Multimodal Ground-Based Cloud Recognition
1 Introduction
2 Method
3 Experiments
3.1 Multimodal Ground-Based Cloud Dataset
3.2 Experiment Setup
3.3 Results and Analysis
4 Conclusion
References
SAR Load Comprehensive Testing Technology Based on Echo Simulator
Abstract
1 1 Introduction
2 2 SAR Load Echo Simulator Works
3 3 SAR Load Test Mode, Test Project and Test Method Design
3.1 SAR Load Test Mode
3.1.1 Planar Near Field Test Mode
3.1.2 Full Power Test Mode
3.1.3 SAR Load Mode Test
3.2 SAR Load Test Project
3.3 SAR Load Test Method
3.3.1 Power Interface Check
3.3.2 Remote Command Check
3.3.3 Telemetry Parameter Check
3.3.4 SAR Load Sub-system Power Test
3.3.5 SAR Load Sub-system Frequency Test
3.3.6 SAR Load Subsystem PRF Test
3.3.7 SAR Performance Index Test
3.3.8 Image Quality Inspection
4 4 SAR Load Sub-system Test Equipment
5 5 SAR Load Satellite Test Application
6 6 Conclusion
References
A New Traffic Priority Aware and Energy Efficient Protocol for WBANs
Abstract
1 1 Introduction
2 2 Background and Motivation
3 3 An Improved Proposed Protocol
4 4 Simulation
5 5 Conclusion
References
Design of Modulation and Demodulation System Based on Full Digital Phase-Locked Loop
Abstract
1 Introduction
2 The Design of FSK Modulation
3 The Design of Demodulation of Full Digital Phase-Locked Loop
3.1 Composition of the Full Digital Phase-Locked Loop
3.2 The Design of the Full Digital Phase-Locked Loop
3.3 The Design of FSK Demodulation
4 System Testing
5 Conclusion
References
Ethanol Gas Sensor Based on SnO2 Hierarchical Nanostructure
Abstract
1 Introduction
2 Experimental Part
3 Result and Discussion
4 Conclusion
References
Generative Model for Person Re-Identification: A Review
1 Introduction
2 Approach
2.1 Overview of GAN
2.2 Generating Unlabeled Samples
2.3 Style Transferring
2.4 Learning Features
3 Experiments
3.1 Database
3.2 Evaluation
4 Conclusion
References
Location Fingerprint Indoor Positioning Based on XGBoost
Abstract
1 Introduction
2 Location Fingerprint Indoor Positioning Based on XGBoost
2.1 The Principle of XGBoost Algorithms
2.2 Modeling of Localization Algorithm
2.3 Implementation of Fingerprint Positioning Based on XGBoost
3 Performance Analysis of Location Algorithms
4 Conclusion
Acknowledgements
References
An Information Hiding Algorithm for Iris Features
Abstract
1 Introduction
2 Secure Iris Feature Using Steganography
2.1 Hiding Phase
2.2 Extracting Phase
3 Experiment Results and Analysis
4 Conclusion
Acknowledgements
References
Thin Film Transistor of CZ-PT Applied to Sensor
Abstract
1 Introduction
2 Experiment
3 Results and Discussion
4 Conclusion
References
An Image Dehazing Algorithm Based on Single-Scale Retinex and Homomorphic Filtering
Abstract
1 Introduction
2 Retinex Theory Overview
2.1 Single-Scale Retinex Algorithm
2.2 Multi-scale Retinex Algorithm
2.3 Multi-scale MSRCR Algorithm with Color Recovery
3 Homomorphic Filtering
3.1 Homomorphic Filtering Principle
3.2 Improved Gaussian Homomorphic Filtering
4 Proposed Algorithm
4.1 Algorithm Principle
4.2 Objective Performance Indicators
4.3 Simulation Results
4.3.1 Processing Colorful Images
4.3.2 Processing Images with Uneven Illumination
4.3.3 Processing Images with Uniform Illumination
4.4 Objective Analysis
5 Conclusion
References
Survey of Gear Fault Feature Extraction Methods Based on Signal Processing
Abstract
1 Introduction
2 Mechanism of Gear Fault Diagnosis
3 Gear Fault Feature Extraction Method Based on Signal Processing
3.1 Short Time Fourier Transformation, STFT
3.2 Autoregressive Moving Average, ARMA
3.3 Cohen Type Distribution
3.4 Wavelet Transform, WT
3.5 Hilbert-Huang Transform
4 Comparison of Various Signal Processing Based Gear Fault Feature Extraction Methods
5 Conclusion
References
Hyperspectral Image Classification Based on Bidirectional Gated Recurrent Units
Abstract
1 Introduction
2 Background of Theory
2.1 Bidirectional Recurrent Neural Network
2.2 Gated Recurrent Units
3 Method Based on Bidirectional Gated Recurrent Units
4 Experimental Result and Discussion
4.1 Data Description
4.2 Comparison Based on Vector Classification Method
5 Conclusion
Acknowledgements
References
A Survey of Pedestrian Detection Based on Deep Learning
Abstract
1 Introduction
2 Related Research
3 Dataset
4 Detection Framework
4.1 Evaluation
5 Conclusion
Acknowledgements
References
Detection of Anomaly Signal with Low Power Spectrum Density Based on Power Information Entropy
1 Introduction
2 Detection of Anomaly Signal with Low Power Spectrum Density
2.1 Analysis on Information Content of Overlapped Signals
2.2 Anomaly Detection Model Based on OCSVM
3 Results and Analysis
3.1 Analysis the Effect of Histogram Resolution
3.2 Analysis the Effect of Classifier Gamma Parameter
3.3 Analysis the Effect of Power Ratio of the DSSS Signal to the Noise
4 Conclusion
References
A Hybrid Multiple Access Scheme in Wireless Powered Communication Systems
1 Introduction
2 System Model
3 Problem Formulation
4 Simulation Results and Discussions
5 Conclusion
References
Gas Sensing Properties of Molecular Sieve Modified 3DIO ZnO to Ethanol
Abstract
1 Introduction
2 Experimental Section
2.1 Fabrication of ZnO Films
2.2 Characterization
2.3 Fabrication and Measurement of Gas Sensing Properties
3 Results and Discussion
3.1 Morphological and Structural Characteristics
3.2 Working Temperature and Selectivity of Gas Sensor
4 Conclusion
Acknowledgements
References
FiberEUse: A Funded Project Towards the Reuse of the End-of-Life Fiber Reinforced Composites with Nondestructive Inspection
Abstract
1 Introduction
2 Hyperspectral Imaging and Data Acquisition
3 Inspection of Metal Corrosion
4 Inspection of Erosion on Wind Turbine Blade
5 Conclusion
Acknowledgements
References
Autonomous Mission Planning and Scheduling Strategy for Data Transmission of Deep-Space Missions
1 Introduction
2 Planning Request of Data Transmission Task
3 Problem Modeling
3.1 Link Establishment (Model 1)
3.2 Antenna Pointing Control (Model 2)
3.3 Variable Rate Transmission (Model 3)
3.4 Storage Scheduling (Model 4)
4 Logical Relations and Connections of Planning Models
5 Conclusion
References
Preparation of TiO2 Nanotube Array Photoanode and Its Application in Three-Dimensional DSSC
Abstract
1 Experimental Part
2 Results and Discussion
2.1 Effect of Preparation Parameters on Morphology of TiO2 Nanotubes
2.1.1 Ammonium Fluoride Content in Electrolyte
2.1.2 Water Content in the Electrolyte
2.1.3 Oxidation Voltage
2.1.4 Oxidation Duration
2.2 Annealing
2.3 Solar Cell Assembly and Performance Test
3 Conclusion
References
Block-Based Data Security Storage Scheme
Abstract
1 Introduction
2 Formation of Lightweight Blocks
2.1 Block Data Structure
2.2 Data Structure of Singly Linked List
2.3 Light Blockchain Formation
3 Hash Salt Encryption Based on Large Prime Numbers
3.1 Large Prime Generation
3.2 Distribution of Prime Numbers
4 The Realization of the Fourth Block Blockchain Security Storage Scheme
4.1 Process Implementation
4.2 Algorithm Implementation
5 Program Testing and Analysis
5.1 Rainbow Table Attack Principle
5.2 Test and Analysis
6 Conclusion
Acknowledgements
References
Chaos Synchronization and Voice Encryption of Discretized Hyperchaotic Chen Based on Euler Algorithm
Abstract
1 Introduction
2 Discretized Hyperchaotic Chen System and Synchronization
2.1 Discretized Hyperchaotic Chen System Based on Euler Method
2.2 Nonlinear Feedback Synchronization
3 Voice Encryption
4 Conclusion
Acknowledgements
References
Multiple UAV Assisted Cellular Network: Localization and Access Strategy
1 Introduction
2 System Model
3 Multi-UAV Localization Technique
3.1 Dynamic State-Space Model
3.2 Predictor
3.3 Corrector
4 Access Strategy
5 Numerical Simulation Result
6 Conclusion
References
WiFi Location Fingerprint Indoor Positioning Method Based on WKNN
Abstract
1 Introduction
2 Location Fingerprint Location Method
2.1 WiFi Location Fingerprint Positioning Implementation Principle
2.2 Signal Strength Measurement
2.3 WKNN Matching Algorithm
3 Simulation Result Analysis
4 Conclusion
Acknowledgements
References
The Digital Design and Verification of Overall Power System for Spacecraft
Abstract
1 Introduction
2 Electric Overall Digital Design
2.1 Design Ideas
2.2 Model-Based Electrical Overall Digitalization Scheme
3 Verification Example
4 Innovation Points
5 Conclusion
References
The Analysis and Practice of Backup Spacecraft Tele Command Based on Chang’E-4
Abstract
1 Introduction
2 Mission Simulation
3 Design Analysis
4 Experimentation in Lab
5 Practice Onboard
5.1 Use the Shelter
5.2 Reduce Power
5.3 Mode Switch Onboard
5.4 Summary
6 Conclusion
References
A Modified Hough Transform TBD Method for Radar Weak Targets Using Plot’s Quality
Abstract
1 Introduction
2 General Description of the Proposed Method
3 The Definition and Calculation of Radar Plot Quality
3.1 The Definition of Radar Plot Quality
3.2 The Calculation Algorithm of Plot Quality
3.2.1 The Calculation of q_{EP}
3.2.2 The Calculation of q_{SNR}
3.2.3 The Calculation of q_{RA}
3.2.4 The Calculation of q_{D}
4 Simulation and Results Analysis
4.1 The Generation of K-Distributed Sea Clutter
4.2 The Validation of PQ Calculation Algorithms
4.3 The Performance of the PQ-HT TBD Method
5 Conclusion
References
Analysis of the Effects of Climate Teleconnections on Precipitation in the Tianshan Mountains Using Time-Frequency Methods
Abstract
1 1 Introduction
2 2 Method
2.1 EEMD Decomposition
2.2 Wavelet Coherence Analysis
3 3 Study Area and Data
3.1 EEMD Decomposition
3.2 Wavelet Coherence Between Precipitation and Climate Indices on the Northern Slope
3.3 Wavelet Coherence Between Precipitation and Climate Indices on the Southern Slope
4 4 Conclusions
Acknowledgement
References
An Improved Cyclic Spectral Algorithm Based on Compressed Sensing
Abstract
1 Introduction
2 Cyclic Spectrum Algorithm
3 An Improved Cyclic Spectrum Algorithm Based on CS Theory
3.1 The Theory of Compressive Sensing
3.2 An Improved Cyclic Spectrum Algorithm Based on CS Theory
4 Simulations
5 Conclusion
References
Video Deblocking for KMV-Cast Transmission Based on CNN Filtering
Abstract
1 1 Introduction
2 2 Related Work
2.1 CNN in Image Reconstruction
2.2 KMV-Cast
3 3 Proposed Method
3.1 Instance Normalization
3.2 L2 Regularization
4 4 Experiments
5 5 Conclusion
References
Improved YOLO Algorithm for Object Detection in Traffic Video
Abstract
1 1 Introduction
2 2 Data Acquisition and Preprocessing
3 3 Algorithm Implementation and Improvement
3.1 YOLOv3 Algorithm
3.2 Improvement of YOLOv3 Algorithm
3.2.1 Anchor Reselection
3.2.2 Focus Loss
4 4 Analysis of Experimental Results
5 5 Conclusion
References
Task Allocation for Multi-target ISAR Imaging in Bi-Static Radar Network
Abstract
1 1 Introduction
2 2 Bi-Static ISAR Signal Model
3 3 Task Allocation Optimization Model
4 4 Experiments
5 5 Conclusion
Acknowledgements
References
A New Tracking Algorithm for Maneuvering Targets
Abstract
1 Introduction
2 Kalman Filter Algorithm
3 Improved Algorithm Based on Law of Large Numbers
4 Simulation and Algorithm Analysis
4.1 Simulation and Analysis of Covariance Matrix Estimation Algorithms
4.2 Simulation and Analysis of Maneuvering Target Tracking
4.3 Analysis of Algorithms Under Different Noise Levels
5 Conclusion
References
Research on an Improved SVM Training Algorithm
Abstract
1 1 Introduction
2 2 Joint SVM
2.1 Joint Learning
2.2 Output Core
2.3 Optimal Solution
3 3 Output Kernel Learning
3.1 Linear Output Kernel
3.2 Odds Ratio Output Kernel
4 4 Simulation
5 5 Conclusion
Acknowledgements
References
Modeling for Coastal Communications Based on Cellular Networks
1 Introduction
2 System Model
3 Distribution of Cellular Link Distance
4 Coverage and Handover of Coastal Networks
5 Simulation Results and Discussions
6 Conclusion
References
Research of Space Power System MPPT Topology and Algorithm
Abstract
1 1 Introduction
2 2 Space MPPT Power System Design
2.1 S3MPR Circuit Topology
2.2 Conductivity Incremental Method Optimization Mechanism
3 3 Simulation and Experiment
3.1 Simulation Analysis
3.2 Test Verification
4 4 Conclusion
References
Far-Field Sources Localization Based on Fourth-Order Cumulants Matrix Reconstruction
Abstract
1 Introduction
2 Data Model
3 The Proposed Algorithms
3.1 The TFOC-OPRM Algorithm
3.2 Complexity Analysis
4 Simulation Results
5 Conclusions
Acknowledgements
References
ONENET-Based Greenhouse Remote Monitoring and Control System for Greenhouse Environment
Abstract
1 Introduction
2 System Overall Design
3 System Hardware Design
4 System Software Design
5 Conclusion
Acknowledgements
References
Design of Multi-Node Wireless Networking System on Lunar
Abstract
1 1 Introduction
2 2 Analysis of Wireless Communication Protocol
3 3 Design of Wireless Networking
4 4 Design of Protocol Architecture
5 5 Conclusion
References
Algorithm Improvement of Pedestrians’ Red-Light Running Snapshot System Based on Image Recognition
Abstract
1 Introduction
2 Algorithmic Improvement Analysis
3 Pedestrian Tracking and Snapping Process Design
4 Pedestrian Tracking Algorithm
5 Face Image Quality Discrimination Algorithms
6 System Testing
7 Conclusion
References
A Datacube Reconstruction Method for Snapshot Image Mapping Spectrometer
Abstract
1 Introduction
2 General Principle of IMS
3 Geometric Model of IMS
4 Imaging and Reconstruction Simulations
5 Conclusion
References
LFMCW Radar DP-TBD for Power Line Target Detection
Abstract
1 1 Introduction
2 2 LFMCW Radar Theory
3 3 LFMCW Radar DP-TBD Algorithm Simulation
3.1 Target Motion Model
3.2 Target Measurement Model
3.3 DP-TBD Algorithm Simulation
4 4 LFMCW Radar DP-TBD Algorithm Verification
5 5 Conclusion
References
Review of ML Method, LVD and PCFCRD and Future Research for Noisy Multicomponent LFM Signals Analysis
Abstract
1 Introduction
2 Review of the ML Method, LVD and PCFCRD
3 Comparisons Based on Theoretical Analyses
3.1 Cross Term
3.2 Computational Cost
3.3 Resolution and PSL
3.4 Anti-noise Performance
4 Simulations and Some Discussions
5 Conclusion
References
Research on Vision-Based RSSI Path Loss Compensation Algorithm
Abstract
1 1 Introduction
2 2 Indoor Crowded Scene Algorithm Based on RSSI Model
2.1 The Impact of the Human Body
2.2 Individual Quantity Detection
2.3 Consider a New Indoor Transmission Model of the Human Body
3 3 Testing and Evaluation
4 4 Conclusion
Acknowledgements
References
Efficient Energy Power Allocation for Forecasted Channel Based on Transfer Entropy
Abstract
1 Introduction
2 Granger Causality Test
3 Channel Forecasting Based on Transfer Entropy
4 IWF Algorithm
5 Simulations and Analysis
6 Conclusion
Acknowledgements
References
A Modular Indoor Air Quality Monitoring System Based on Internet of Thing
Abstract
1 Introduction
2 IoT Structure and Sensor Selection
3 Platform Software Development
4 Experimental Results and Analysis
5 Conclusion
References
Performance Analysis for Beamspace MIMO-NOMA System
1 Introduction
2 System Model
2.1 Channel Model
2.2 Beamspace MIMO-NOMA System Model
3 Relevant Algorithms and Methods
3.1 Beam Selection Algorithm
3.2 Clustering Method
3.3 Power Allocation of Intra-cluster and Inter-cluster
3.4 Precoding Matrix
4 Simulation Results
4.1 System with Various Beam Selection Algorithms and Amplitude-Clustering
4.2 System with Various Beam Selection Algorithms and Correlation-Clustering
5 Conclusions
References
A Novel Low-Complexity Joint Range-Azimuth Estimator for Short-Range FMCW Radar System
Abstract
1 1 Introduction
2 2 FMCW Radar Signal Model
3 3 Proposed Algorithm
4 4 Experimental Results and Analysis
5 5 Conclusion
References
Comparative Simulation for Nonlinear Effect of Hybrid Optical Fiber-Links in High-Speed WDM Systems
1 Introduction
2 System Model
3 Problem Description and Analysis
4 Simulation and Analysis
5 Conclusion
References
POI Recommendation Based on Heterogeneous Network
1 Introduction
2 Representation Learning Model Based on Heterogeneous Network
3 Base on Deep Neural Network Recommendation Framework
4 Experiments
5 Conclusion
References
A Survey on Named Entity Recognition
Abstract
1 Introduction
2 Rule-Based and Dictionary-Based Methods
3 Statistical Learning Based Method
3.1 HMM
3.2 CRF
4 Hybrid Method
5 Deep Learning Based Approach
6 Latest Method
6.1 Attention Mechanism
6.2 Transfer Learning
6.3 Semi-supervised Learning
7 Summary and Outlook
Acknowledgements
References
A Hybrid TWDM-RoF Transmission System Based on a Sub-Central Station
Abstract
1 1 Introduction
2 2 Architecture of the TWDM-RoF System
3 3 Simulation and Results
4 4 Conclusions
Acknowledgements
References
Optimal Subcarrier Allocation for Maximizing Energy Efficiency in AF Relay Systems
Abstract
1 Introduction
2 System Model and Problem Formulation
2.1 System Model
2.2 Problem Formulation
3 Optimal Solution
4 Simulation Results
Acknowledgements
References
A Study on D2D Communication Based on NOMA Technology
Abstract
1 Introduction
2 System Model
3 Problem Description
4 Resource and Power Allocation Algorithm
5 Simulation and Analysis
6 Conclusion
Acknowledgements
References
Research on Deception Jamming Methods of Radar Netting
Abstract
1 1 Introduction
2 2 Radar Netting Modeling
3 3 Track Jamming of Netted Radar
3.1 The Parameter Settings on Track’s Deception Jamming
3.1.1 Interference Power
3.1.2 Time Delay on Distance
3.1.3 Time Delay on Bearing
3.1.4 The Doppler Frequency Shift
3.1.5 The Jamming Signal Form
3.2 The Track Jamming of Netted Radar
3.2.1 Algorithm Analysis
3.2.2 The Simulation Experiment
3.2.3 The Error Analysis
4 4 Conclusion
Acknowledgements
References
Cluster Feed Beam Synthesis Network Calibration
Abstract
1 1 Introduction
2 2 Beam Synthesis Network Calibration
2.1 Point Frequency Amplitude-Phase Detection
2.2 Code Division Amplitude-Phase Detection
3 3 Amplitude-Phase Detection of Ground-Based Beamforming Network
4 4 Simulation Analysis
5 5 Conclusions
References
Design and Optimization of Cluster Feed Reflector Antenna
Abstract
1 1 Introduction
2 2 Reflector Beam Optimization of Cluster Feed
2.1 Envelope Method for Optimizing Object Modeling
2.2 Optimum Design of Target Beam
3 3 Beam Optimization by Improved Genetic Algorithm
3.1 Coding
3.2 Choice
3.3 Crossing
3.4 Variation
3.5 Treatment of Constraints
4 4 Simulation Analysis
4.1 Test Results of Reflector Principle Prototype
4.2 Optimum Design and Simulation
5 5 Conclusions
References
Cognitive Simultaneous Wireless Information and Power Transfer Based on Decode-and-Forward Relay
Abstract
1 Introduction
2 System Model
3 Problem Constraint Model
4 Simulation Result
5 Conclusion
Acknowledgements
References
A Deep-Learning-Based Distributed Compressive Sensing in UWB Soil Signals
1 Introduction
2 LSTM-DCS Design
2.1 Traditional Recovery Methods for the DCS
2.2 Proposed LSTM-DCS
3 Experimental Results and Discussion
3.1 UWB Soil Echo Signals
3.2 Analysis and Comparison of Different Methods
3.3 Stability Analysis of the Proposed Methods
4 Conclusion and Future Work
References
An Improved McEliece Cryptosystem Based on QC-LDPC Codes
Abstract
1 1 Introduction
2 2 An Improved McEliece Cryptosystem
2.1 Key Generation
2.2 Algorithm
3 3 Simulation Results and Analysis
4 4 Security Analysis
5 5 Conclusion
Acknowledgements
References
Research on Multi-carrier System Based on Index Modulation
Abstract
1 1 Introduction
2 2 Design and Analysis of OFDM-IM Model
3 3 Comparative Analysis of Simulation
4 4 Concluding Remarks
References
A GEO Satellite Positioning Testbed Based on Labview and STK
Abstract
1 1 Introduction
2 2 CON Module and Serial Port Transmission
2.1 STK CON Module
2.2 Serial Transmission
3 3 Design and Implementation of Simulation Verification System
4 4 Conclusion
Acknowledgements
References
SVR Based Nonlinear PA Equalization in MIMO System with Rayleigh Channel
1 Introduction
2 MIMO System Model with Nonlinear Channel
3 SVR Based Nonlinear PA Distortion Equalizer
4 Simulation Results
5 Conclusions
References
LoS-MIMO Channel Capacity of Distributed GEO Satellites Communication System Over the Sea
Abstract
1 Introduction
2 System Model
3 Maximum MIMO Capacity
4 The Arrangement of the Antenna Position
5 Conclusions
Acknowledgements
References
Design and Implementation of Flight Data Processing Software for Global Flight Tracking System Based on Stored Procedure
Abstract
1 Introduction
2 System Construction and Operational Procedure
3 Software Architecture and Interface Design
4 Software Implementation Based on Stored Procedure
5 Performance Test Based on Stored Procedure
6 Concluding Remarks
Acknowledgements
References
Face Recognition Method Based on Convolutional Neural Network
Abstract
1 Introduction
2 Convolutional Neural Network
2.1 Network Model Based on ResNet Design
2.2 Experimental Results and Analysis
3 Summary
References
An On-Line ASAP Scheduling Method for Time-Triggered Messages
Abstract
1 1 Introduction
2 2 Scheduling Models
3 3 Path Selection for Easier Scheduling
4 4 Time Slots Allocation
5 5 Request and Acknowledge Protocols to Free Conflict
6 6 Conclusions
References
Soil pH Value Prediction Using UWB Radar Echoes Based on XGBoost
1 Introduction
2 Data Preprocessing
3 Soil pH Value Prediction Using XGBoost Algorithm
3.1 XGBoost in Soil pH Value Prediction
3.2 Algorithm Simulation and Results Analysis
4 Conclusion
References
A Novel Joint Resource Allocation Algorithm in 5G Heterogeneous Integrated Networks
Abstract
1 Introduction
2 System Model
3 The Proposed Algorithm
4 The Simulations Results
5 Conclusion
Acknowledgements
References
A Vehicle Positioning Algorithm Based on Single Base Station in the Vehicle Ad Hoc Networks
Abstract
1 1 Introduction
2 2 System Model
3 3 The Proposed Vehicle Positioning Algorithm Based on Single Base Station
3.1 Measuring Distance Based on Power Loss Model
3.2 Estimating the Angle of Vehicle
3.3 Vehicle Positioning Algorithm Based on Power Loss Prediction Model and ESPRIT
3.3.1 Location of Uniform Speed Vehicle
3.3.2 Location of Variable Speed Vehicle
4 4 The Simulations Results
4.1 Simulation Parameters
4.2 Simulation Results
4.2.1 Vehicle Distance Simulation Results
4.2.2 Vehicle Angle Simulation Results
4.2.3 Vehicle Angular Distance Integrated Location
5 5 Conclusion
Acknowledgements
References
Heterogeneous Wireless Network Resource Allocation Based on Stackelberg Game
Abstract
1 1 Introduction
2 2 Stackelberg Game with Multi-master and Multi-slave
3 3 Resource Allocation Based on Stackelberg Game
4 4 Nash Equilibrium Point of User Non-cooperative Game
5 5 Simulation Results
6 6 Conclusions
Acknowledgements
References
On the Performance of Multiuser Dual-Hop Satellite Relaying
Abstract
1 Introduction
2 System Model
3 Outage Performance Analysis
3.1 Exact Outage Probability
3.2 Asymptotic Outage Probability
4 Numerical Results
5 Conclusion
References
Architectures and Key Technical Challenges for Space-Terrestrial Heterogeneous Networks
Abstract
1 Introduction
2 Architecture of Space-Terrestrial Heterogeneous Networks
3 Protocols Architectures
4 Integrated Routing of Space-Terrestrial Heterogeneous Networks
5 Conclusions
Acknowledgements
References
Design and Implementation of the Coarse and Fine Data Fusion Based on Round Inductosyn
Abstract
1 Introduction
2 Principle of Inductosyn
3 Analysis of Data Fusion Algorithms
3.1 Simple Table Look-up Algorithm
3.2 Improved Table Look-Up Algorithm
4 Implementation of Data Fusion and Thermal Test
5 Conclusions
References
Lossless Flow Control for Space Networks
1 Introduction
2 Related Works
2.1 Space Network
2.2 Flow Control
3 Motivation
4 Lossless Flow Control
5 Discuss
5.1 Implement Details
5.2 Power Saving
6 Conclusion
References
Heterogeneous Network Selection Algorithm Based on Deep Q Learning
1 Introduction
2 System Model
3 Markov Process of Network Selection
3.1 Definition of NSMDP
3.2 Reward Function
4 Network Selection Algorithms Based on DQN
4.1 Deep Q Network for NSMDP
5 Simulation Results
6 Conclusion
References
Vertical Handover Algorithm Based on KL-TOPSIS in Heterogeneous Private Networks
1 Introduction
2 Heterogeneous Network System Model
3 Algorithm Description
3.1 Subjective Weight Calculation Based on AHP
3.2 Objective Weight Calculation Based on Entropy Method
3.3 Candidate Network Sorting Based on KL-TOPSIS
4 Simulation Results
5 Conclusion
References
A Deep Deformable Convolutional Method for Age-Invariant Face Recognition
1 Introduction
2 Related Work
3 Proposed Method
4 Experiments
4.1 Experiment on CACD Datasets
4.2 Experiment on FGNET Datasets
4.3 Experiment on LFW Datasets
5 Conclusion
References
Weight Determination Method Based on TFN and RST in Vertical Handover of Heterogeneous Networks
1 Introduction
2 Related Work
3 Subjective Weight Based on TFN
4 Objective Weight Based on RST
5 Comprehensive Weight
6 Simulation and Numerical Analysis
7 Conclusion
References
Deep Learning-Based Device-Free Localization Using ZigBee
Abstract
1 Introduction
2 Proposed Localization Model
3 Experimental Setup, Results and Analyses
4 Conclusions
Acknowledgements
References
A Modified Genetic Fuzzy Tree Based Moving Strategy for Nodes with Different Sensing Range in Heterogeneous WSN
1 Introduction
2 The GFT Moving Strategy and Moving Model
2.1 Moving Model of the Heterogeneous WSN
3 Simulations and Analysis
4 Conclusion
References
Wireless Indoor Positioning Algorithm Based on RSS and CSI Feature Fusion
1 Introduction
2 Related Work
2.1 Positioning Algorithm Based on RSS
2.2 Positioning Algorithm Based on CSI
3 Positioning Algorithm Based on RSS and CSI Feature Fusion
3.1 Off-Line Phase
3.2 Online Phase
4 Experiment Analysis
5 Conclusion
References
Design and Verification of On-Board Computer Based on S698PM and Time-Triggered Ethernet
Abstract
1 Introduction
2 Introduction of the S698PM Processor and Time-Triggered Ethernet
3 Overall Design of the On-Board Computer
3.1 On-Board Computer Internal Bus Selection
3.2 Composition of the On-Board Computer
4 Design Verification
5 Conclusion
References
An Optimal Deployment Strategy for Radars and Infrared Sensors in Target Tracking
1 Introduction
2 Sensor Deployment Model in Target Tracking
2.1 Basic Description
2.2 Data Fusion
2.3 Scoring System
3 Dimensional-Reduced PSO Algorithm
3.1 Drawbacks of Classical PSO
3.2 Nonlinear Inertia Weight Model
3.3 Dimensional Reduction for Particles
4 Simulation Results
5 Conclusions and Future Work
References
Integrity Design of Spaceborne TTEthernet with Cut-Through Switching Network
Abstract
1 Introduction
2 Safety Design of Cut-Through Switching
2.1 A Brief Introduction to TTEthernet
2.2 CRC Fast Verification Method in Cut-Through Forwarding Mode
3 Network Planning Verification by SMT
4 Conclusion and Future Work
References
Image Mosaic Algorithm Based on SURF
Abstract
1 Image Mosaic Technology
2 SURF Feature Detection Operator
2.1 Computational Integral Images
2.2 Scale Space Construction and Feature Detection
2.3 Determination of the Main Direction and Description Sub-calculation
3 Image Mosaic Algorithms Based on SURF
4 Conclusion
Acknowledgements
References
Research on Dynamic Performance of DVR Based on Dual Loop Vector Decoupling Control Strategy
Abstract
1 DVR Control Strategy and Mathematical Model
2 Control Design of DVR
3 Simulation Verification
4 Conclusion
Acknowledgements
References
Facial Micro-expression Recognition with Adaptive Video Motion Magnification
1 Introduction
2 Related Works
2.1 Traditional Features and Classifiers
2.2 Deep Neural Networks
3 Method
3.1 Adaptive Video Motion Magnification
3.2 CNN Architecture
4 Experiment
4.1 Databases and Preprocessing
4.2 Adaptive Video Motion Magnification
4.3 Performance on CASMEII
5 Conclusion
References
Computation Task Offloading for Minimizing Energy Consumption with Mobile Edge Computing
1 Introduction
2 System Model and Problem Formulation
3 Efficient Computation Task Offloading Algorithm
4 Numerical Results
5 Conclusion
References
Soil pH and Humidity Classification Based on GRU-RNN Via UWB Radar Echoes
1 Introduction
2 Field Experiment
3 Soil Classification
3.1 Data Preprocessing
3.2 GRU Algorithm for Soil Classification
4 Simulation and Analysis of Soil Classification
5 Conclusion
References
Bit Error Rate Analysis of Space-to-Ground Optical Link Under the Influence of Atmospheric Turbulence
Abstract
1 1 Introduction
2 2 Analysis of Influence Factors
2.1 Influence of the Absorption and Scattering
2.2 Influence of the Background Light
2.3 Influence of the Atmospheric Turbulence
3 3 Analysis of Incoherent Space-to-Ground Optical Link
3.1 Probability Density of the Received Light Intensity
3.2 BER Analysis Under the Influence of Atmospheric Turbulence
3.3 Comprehensive Model
4 4 Conclusion
Acknowledgements
References
Performance Analysis of Amplify-and-Forward Satellite Relaying System with Rain Attenuation
Abstract
1 Introduction
2 System and Channel Models
2.1 System Model
2.2 Channel Models
3 Outage Performance Analysis
4 Numerical Results
5 Conclusions
References
Threat-Based Sensor Management For Multi-target Tracking
1 Introduction
2 Threat-Based Sensor Management Method
2.1 Target Threat Model
2.2 Sensor Management Model
3 Numerical Studies
3.1 System Setup
3.2 Simulation Results
4 Conclusion
References
Research on Measurement Matrix Based on Compressed Sensing Theory
Abstract
1 1 Coherence Condition
2 2 Common Measurement Matrices
3 3 Analysis of Common Measurement Matrix Performance
4 4 Improved Bernoulli Matrix
5 5 Conclusion
References
PID Control of Electron Beam Evaporation System Based on Improved Genetic Algorithm
Abstract
1 1 Introduction
2 2 System Mathematical Model
3 3 Tuning of Common PID Parameter Optimization Methods
4 4 Genetic Algorithms to Optimize the Setting of PID Parameters
5 5 Conclusion
References
Doppler Weather Radar Network Joint Observation and Reflectivity Data Mosaic
Abstract
1 Introduction
2 Soomthing Strategy
3 Verification
4 Conclusion
References
Numerical Calculation of Combustion Characteristics in Diesel Engine
Abstract
1 1 Introduction
2 2 Diesel Engine In-Cylinder Spray and Combustion Model
2.1 Spray Mixing Process Gas Flow Turbulence Model
2.2 Breakup Model
2.3 Spary-Wall Model
2.4 Evaporation Model
2.5 Turbulent Combustion Model
3 3 Diesel Engine Cylinder Working Process Modeling
3.1 Computational Area Meshing
3.2 Calculate Boundary Conditions
4 4 Analysis of Calculation Results
4.1 Diesel Engine Performance
4.2 Combustion Characteristic
5 5 Summary
References
A NOMA Power Allocation Strategy Based on Genetic Algorithm
Abstract
1 1 Introduction
2 2 System Model
3 3 Power Allocation Algorithm
4 4 Simulation and Analysis
5 5 Conclusions
Acknowledgements
References
AUG-BERT: An Efficient Data Augmentation Algorithm for Text Classification
1 Introduction
2 Related Work
3 Data Augmentation
3.1 Masked Language Model
3.2 Aug-BERT
4 Experiments
4.1 Metrics and Implementation Details
4.2 Datasets
4.3 Baselines
4.4 Results
5 Conclusion
References
Coverage Performance Analysis for Visible Light Communication Network
1 Introduction
2 System Model
3 QoE Probability Coverage Model
4 Simulation Results
5 Conclusion
References
An Intelligent Garbage Bin Based on NB-IoT
Abstract
1 1 Introduction
2 2 System Overall Design
3 3 Hardware Design
3.1 Infrared Sensor
3.2 Ultrasonic Sensor
3.3 Intelligent Mobile and Obstacle Avoidance
3.4 Motor Drive
3.5 Temperature and Humidity Sensor
4 4 Software Design
4.1 Software Design of Main Controller
4.2 NB-IoT Module Workflow
4.3 ONENET Platform
5 5 Conclusion
Acknowledgements
References
Research on X-Ray Digital Image Defect Detection of Wire Crimp
Abstract
1 1 Background
2 2 Measurement of Typical Characteristic Parameters
2.1 Resistance Clamp Detection
2.2 Detection of Steel Core in the Connecting Pipe
2.3 Measurement of Other Characteristic Parameters
3 3 Chroma and Contrast Adjustment
4 4 Conclusion
Acknowledgements
References
Architecture and Key Technology Challenges of Future Space-Based Networks
Abstract
1 1 Introduction
2 2 Architecture of Space-Based Networks
3 3 Physical Structure
3.1 GEO Function Nodes
3.2 MEO/LEO Function Nodes
4 4 Logical Structure
4.1 Virtual Nodes
4.2 Virtual Networks
5 5 Architecture of Space-Based Network Technology
5.1 Resource Layer
5.2 Service Layer
5.3 Application Layer
5.4 Operation and Maintenance Control Domain
5.5 Security Protection Domain
6 6 Conclusions
Acknowledgements
References
Filter Bank Design for Subband Adaptive Microphone Arrays
Abstract
1 1 Introduction
2 2 Theory
2.1 Complex (DFT) Modulated Filter Banks
3 3 Implementation
3.1 Analysis of the DFT Filter Banks
3.2 Synthesis of the DFT Filter Banks
3.3 Some Programs About Different Function of the Complex (DFT) Modulated Filter Banks
3.4 Test of the Program
4 4 Application
4.1 Filter Bank Design for Subband Adaptive Microphone Arrays
4.2 Synthesis Filter Bank Design
5 5 Conclusion
References
Communication System Based on DFT Spread Spectrum Technology to Reduce the Peak Average Power Ratio of CO-OFDM System
Abstract
1 1 Introduction
2 2 System Theoretical Analysis
2.1 Principle of COOFDM System
2.2 Analysis of PAPR
2.2.1 DFT-Spread-OFDM
2.2.2 Computation Complexity
3 3 System Simulation
4 4 Simulation Result
4.1 PAPR Under Different Algorithms
4.2 System Analysis Without Channel
5 5 Conclusion
Acknowledgements
References
Low-Complexity Channel Estimation Method Based on ISSOR-PCG for Massive MIMO Systems
1 Introduction
2 System Model
3 The Proposed Low-Complexity ISSOR-PCG Method
3.1 Conventional MMSE Channel Estimator
3.2 Proposed ISSOR-PCG Channel Estimation
3.3 Relaxation Parameter and Complexity Analysis
4 Simulation Results
5 Conclusion
References
Ship Classification Methods for Sentinel-1 SAR Images
Abstract
1 1 Introduction
2 2 Multi-feature Extraction of Ships for SAR
3 3 Deep CNN Networks for SAR Ship Classification
4 4 Experimental Results and Analysis
4.1 OpenSARShip Dataset
4.2 Feature Extraction and SVM Based Classification
4.3 Ship Classifier Based on Modified LeNet
5 5 Conclusions
References
Wheat Growth Assessment for Satellite Remote Sensing Enabled Precision Agriculture
Abstract
1 1 Introduction
2 2 Related Work
2.1 BP Neural Network
2.2 MR Algorithm
3 3 Proposed Framework
3.1 Data Preparation
3.2 Designed Method
4 4 Results
5 5 Conclusion
Acknowledgements
References
An Improved ToA Ranging Scheme for Localization in Underwater Acoustic Sensor Networks
Abstract
1 Introduction
2 Design Challenges
3 Description of the Improved ToA Ranging Scheme
4 Experimental Results
5 Conclusion
Acknowledgements
References
Performance Analysis of Three-Layered Satellite Network Based on Stochastic Network Calculus
1 Introduction
2 System Model
3 System Model Analysis
3.1 Finite-State Markov Channel Model (FSMC)
3.2 Two-State G-E Model
3.3 Three-Layered Satellite Network Service Curve
4 Numerical Analysis
5 Conclusion
References
Robust Sensor Geometry Design in Sky-Wave Time-Difference-of-Arrival Localization Systems
1 Introduction
2 Basic Fundamentals
2.1 Signal Model
2.2 Cramer-Rao Bound Without Ionosphere-Layer Height Errors
2.3 Problem of Designing Sensor Geometries
3 Design of Grouped Sensor Geometry
3.1 Proposition of Grouped Sensor Geometry Scheme
3.2 Model and Analysis
4 Cramer-Rao Band of Grouped Sensor Geometry Scheme
5 Simulation Results
6 Conclusion
References
A NOMA Power Allocation Method Based on Greedy Algorithm
Abstract
1 Introduction
2 System Model
3 Power Allocation Algorithm
3.1 Inter-carrier Power Allocation
3.2 Intra-carrier Power Allocation
4 Simulation and Analysis
5 Conclusion
Acknowledgements
References
Multi-sensor Data Fusion Using Adaptive Kalman Filter
1 Introduction
2 Attitude Algorithm Based on Quaternion
2.1 Quaternion Representation of Attitude Angle
2.2 Updating Equation of Attitude Quaternion
3 Data Fusion Based on Multi-sensor
3.1 Multi-sensor Measurement
3.2 Adaptive Kalman Filter
4 Experimental Verification and Analysis
5 Conclusions
References
Feasibility Study of Optical Synthetic Aperture System Based on Small Satellite Formation
Abstract
1 Introduction
2 Present Research
3 Small Satellite Formation Schemes
3.1 Single Satellite Unfolding Structure Scheme
3.2 Multi-satellite Formation Network Scheme
3.3 Multi-satellite Intersection Docking Scheme
3.4 Synthetic Aperture Light Field Imaging Scheme
4 Technology Challenges
4.1 Load Deployment
4.2 Satellite Formation
4.3 Sparse Aperture Optical Machine Technology
4.4 Image Restoration and Reconstruction Processing
5 Conclusions
Acknowledgements
References
A New Coded-Modulated Pulse Train for Continuous Active Sonar
Abstract
1 Introduction
2 GSFM-Costas Pulse Train Model
2.1 The GSFM Waveforms
2.2 The Costas Sequence
2.3 The GSFM-Costas Pulse Train
3 Simulation Result
4 Conclusion
Acknowledgements
References
Region Based Hierarchical Modelling for Effective Shadow Removal in Natural Images
Abstract
1 1 Introduction
2 2 Shadow Image Model
3 3 The Proposed Method
3.1 Shadow Detection
3.2 Umbra Removal
3.3 Penumbra Removal
4 4 Experiment
5 5 Conclusion
Acknowledgements
References
Collaborative Attention Network for Natural Language Inference
Abstract
1 1 Introduction
2 2 Background
2.1 Structured Self-Attention
2.2 Decomposable Attention
3 3 Approach
4 4 Experiments
4.1 Data
4.2 Details
4.3 Results
5 5 Conclusion
Acknowledgements
References
Three-Dimensional Imaging Method of Vortex Electromagnetic Wave Using MIMO Array
Abstract
0 1 Introduction
0 2 Optimization Array Model
0 3 Imaging Reconstruction
0 4 Simulation
0 5 Conclusion
References
Energy Storage Techniques Applied in Smart Grid
Abstract
1 1 Introduction
2 2 Power System and Smart Grid
2.1 Power System Problem
2.2 Smart Grid
3 3 Energy Storage Technology
3.1 The Significance of Energy Storage Technology
3.2 Energy Storage Technology
3.3 Chemical Battery Energy Storage
4 4 Summary
References
A Robust Hough Transform-Based Track Initiation Method for Multiple Target Tracking in Dense Clutter
Abstract
1 Introduction
2 The Theory of Hough Transform (HT) for Track Initiation
3 Real Time Hough Transform Based Track Initiation Method
4 The Proposed Algorithm
4.1 Grid-Based Velocity Test
4.2 Grid-Based Clustering Method
4.3 Hough Transform on Each Group Data
5 Experiment Result
6 Conclusion
References
Structure Design and Analysis of Space Omni-Directional Plasma Detector
Abstract
1 1 Overview
2 2 Constraints and Requirements of Design
2.1 Constraints of Physical Design
2.2 Constraints of Electrical Design
2.3 Constraints of Mechanical Design
2.4 Design Criterion of Statics and Dynamics
3 3 Design
4 4 Simulation and Analysis by FEM
4.1 Setting Up the Model
4.2 Simulation Conditions
4.3 Modal Analysis and Frequency Response Analysis
5 5 Vibration Test
6 6 Conclusions
References
Design and Implementation of GEO Battery Autonomous Management System for Lithium Battery with Balanced Control Function
Abstract
1 1 Introduction
2 2 Requirements Analysis
3 3 Design of Autonomous System
3.1 Architecture Design
3.2 Autonomous Management Module
4 4 Implement the Application
4.1 Autonomous Charge and Discharge Management
4.2 Autonomous Balanced Management
4.3 Autonomous Overcharge Protection Management
4.4 Autonomous Overvoltage Protection Management
5 5 Conclusion
References
Target Direction Finding in HFSWR Sea Clutter Based on FRFT
Abstract
1 Introduction
2 Target and Sea Clutter Signal Model
3 Direction Finding Based on FRFT
4 Simulation
5 Conclusion
Acknowledgements
References
Adaptive Non-uniform Clustering Routing Protocol Design in Wireless Sensor Networks
Abstract
1 1 Introduction
2 2 System Model
2.1 Network Model and Assumptions
2.2 Energy Consumption Model of the Nodes
3 3 The Proposed AUCR Protocol Design
3.1 Node Clustering
3.2 Inter-cluster Multi-hop Routing
3.3 Cluster Radius Adjustment
4 4 Simulation Results
4.1 Cluster Radius Adjustment
4.2 Life Cycle and Load Balancing
5 5 Conclusion
Acknowledgements
References
Comparative Analysis of Reflectivity from an Updated SC Dual Polarization Radar and a SA System in CINRAD Network
Abstract
1 1 Introduction
2 2 Equipment Introduction
3 3 Radar Data Processing and Comparative Analysis
4 4 Quantitative Precipitation Estimation and Analysis of Dual-Line Polarization Radar
5 5 Conclusion
References
Subcarrier Allocation-Based SWIPT for OFDM Cooperative Communication
1 Introduction
2 System Model and Problem Formularion
2.1 System Model
2.2 Problem Formulation
3 Optimal Solution
3.1 OPTIMIZING p1 with GIVEN G
3.2 Optimizing p2 with Given G
3.3 Obtaining the Optimal G
4 Simulations Result
5 Conclusions
References
Power Control for Underlay Full-Duplex D2D Communications Based on D. C. Programming
Abstract
1 Introduction
2 System Model
3 Problem Formulation and Power Control Algorithm
4 Simulation Results
5 Conclusion
Acknowledgements
References
Power Control for Underlay Full-Duplex D2D Communications Based on Max-Min Weighted Criterion
Abstract
1 Introduction
2 System Model
3 Power Control
3.1 Problem Description
3.2 Algorithm Description
4 Numerical Results
5 Conclusion
Acknowledgements
References
Analysis on the Change of Dynamic Output Degree Distributions in the BP Decoding Process of LT Codes
1 Introduction
2 Preliminary and Definitions
3 Analysis of BP Decoding Process for LT Codes
4 Simulation Results
5 Conclusion
References
A Stable and Reliable Self-tuning Pointer Type Meter Reading Recognition Based on Gamma Correction
Abstract
1 Introduction
2 The Reading Recognition of Pointer Meter
2.1 Image Enhancement
2.2 Skeleton Extraction
2.3 Target Detection Based on Hough Transform
2.4 Angle Interpretation
3 Experimental Results and Analysis
3.1 Effectiveness of the Enhanced Algorithm
3.2 Validity of Pointer Extraction
3.3 Accuracy of Interpretation Method
3.4 Real-Time Performance of the Algorithm
4 Conclusion and Future Work
Acknowledgements
References
Spectral Efficiency for Multi-pair Massive MIMO Two-Way Relay Networks with Hybrid Processing
1 Introduction
2 System Model
3 Large M Analysis
4 Simulation
5 Conclusion
References
An Improved Frost Filtering Algorithm Based on the Four Rectangular Windows
Abstract
1 1 Introduction
2 2 Frost Filtering Algorithm
3 3 Improved Frost Filtering Algorithm
3.1 Construction of Four Rectangular Windows
3.2 An Improved Frost Filtering Algorithm Based on Four Rectangular Windows
4 4 Experiments and Analysis
5 5 Conclusion
References
Waterline Extraction Based on Superpixels and Region Merging for SAR Images
Abstract
1 1 Introduction
2 2 Proposed Algorithm
3 3 Experiment Result and Evaluation
4 4 Conclusion
References
Coastline Detection with Active Contour Model Based on Inverse Gaussian Distribution in SAR Images
Abstract
1 1 Introduction
2 2 Active Contour Model Based on Gamma Distribution
3 3 Active Contour Model Based on Inverse Gaussian Distribution
4 4 Experiments
5 5 Conclusion
References
Facial Expression Recognition Based on Subregion Weighted Fusion and LDA
1 Introduction
2 Proposed Algorithm
3 Experiment Results and Evaluation
3.1 Comparative Analysis of Different Dimensions
3.2 Classification Recognition Result
4 Conclusion
References
Extended Target Tracking Using Non-linear Observations
1 Introduction
2 System Model
3 Theoretical Basis of Single Target Tracking
3.1 Tracking Process of Single Extended Target
3.2 Generation of Nonlinear Observation Data
4 Theoretical Basis of Multiple Target
5 Numerical Results
6 Conclusion
References
A Coordinated Multi-point Handover Scheme for 5G C/U-Plane Split Network in High-Speed Railway
1 Introduction
2 Network Model
3 Handover Scheme
4 Performance Analysis
5 Simulation Results
6 Conclusion
References
A Hierarchical FDIR Architecture Supporting Online Fault Diagnosis
Abstract
1 Introduction
2 Overview of Hierarchical FDIR Architecture
3 Highly Decoupled Runtime Model
4 Unified FDIR Model
5 Conclusion
Acknowledgements
References
College Students Learning Behavior Analysis Based on SVM and Fisher-Score Feature Selection
Abstract
1 Introduction
2 Support Vector Machine Algorithm
3 Feature Selection Based on Fisher-Score
4 Experimental Results
5 Conclusion
References
Network Traffic Text Classification Based on Multi-instance Learning and Principal Component Analysis
Abstract
1 1 Introduction
2 2 Multi-instance Learning Algorithm
3 3 Feature Selection Based on Principal Component Analysis
3.1 Principal Component Analysis
3.2 Algorithm Description
4 4 Experimental Results
4.1 Experimental Condition
4.2 Experimental Data Preparation
4.3 Classification Result
5 5 Conclusion
References
Calculation and Simulation of Inductive Overvoltage of Transmission Line Based on Taylor’s Formula Expansion Double Exponential Function
Abstract
1 Introduction
2 Lightning Current Waveform Model
3 Vertical Electric Field Analytical
4 Field Line Sensing Model
5 Analysis of Simulation Results of Inductive Overvoltage on Transmission Lines
6 Conclusion
References
Deep Learning Based Exploring Channel Reciprocity Method in FDD Systems
Abstract
1 Introduction
2 System Model and the Existence of Uplink-CSI to Downlink-CSI Mapping
2.1 System Model
2.2 The Existence of Uplink-CSI to Downlink-CSI Mapping
3 Architecture and Principles of the Proposed CLSTM-Net
4 Experiments and Discussions
5 Conclusions
References
Steering Machine Learning Mechanism Based on Big Data Integrated Cooperative Collision Avoidance for MASS
1 Introduction
2 System Model
2.1 Vessel Network
2.2 Synergetic Avoidance Mechanism
3 Problem Formulation
4 Problem Solutions
4.1 Population Initialization
4.2 Calculation of Collision Risk
5 Simulation Results
5.1 The Efficiency of Improved Genetic Algorithms
5.2 Simulation Collision
6 Conclusion
References
A Weighted Fusion Method for UAV Hyperspectral Image Splicing
Abstract
1 1 Introduction
2 2 Image Fusion
2.1 Average Fusion
2.2 Weighted Average Fusion
3 3 Experimental Results and Analysis
4 4 Conclusion
Acknowledgements
References
Hyperspectral Target Detection Based on Spectral Weighting
Abstract
1 1 Introduction
2 2 Spectral Weighting Method
2.1 Statistic Characteristics Analysis of Hyperspectral Data
2.2 Estimation of Weighting Coefficients Based on Spectral Separability Criterion
2.3 Spectral Weighting Target Detection Algorithms
3 3 Experimental Analysis
4 4 Conclusion
Acknowledgements
References
A Framework for Analysis of Non-functional Properties of AADL Model Based on PNML
Abstract
1 Introduction
2 Framework Overview
3 Unified Model Transformation
4 Conclusion
Acknowledgements
References
A Golden Section Method for Univariate One-Dimensional Maximum Likelihood Parameter Estimation
1 Introduction
2 Maximum Likelihood Parameter Estimation
3 Gradient Algorithm and One-Dimensional Search Algorithm
3.1 MLE Based on Gradient Descent Method
3.2 MLE Based on Linear Search
4 Simulation Results
4.1 Linear Dynamic System Model
4.2 Nonlinear Dynamic System Model
5 Conclusions
References
Network Service Analysis Based on Feature Selection Using Improved Linear Mixed Model
1 Introduction
2 Background and Related Work
2.1 Causal Inference
2.2 Linear Mixed Model
2.3 Parameter Estimation
3 Feature Selection Method Based on Improved LMM Algorithm
4 Dataset
5 Experiment
5.1 Feature Selection and QoE Prediction
5.2 Different QoEs Prediction
6 Discussion
6.1 Feature Selection Effect and Prediction Performance
7 Conclusion
References
SFSSD: Shallow Feature Fusion Single Shot Multibox Detector
1 Introduction
2 Related Work
3 SFSSD
3.1 The Novel SFSSD Architecture
3.2 Feature Fusion Module
4 Experiments
4.1 Results on PASCAL VOC
5 Conclusion and Future Work
References
Beamforming Based on Energy State Feedback for Simultaneous Wireless Information and Power Transmission
Abstract
1 Introduction
2 The Model of Multi-user Simultaneous Wireless Information and Power Transmission System Based on Power Splitting
3 Beamforming Optimization Problem
4 Beamforming Optimization Method for Simultaneous Wireless Information and Power Transmission Based on Node Power State Feedback
5 Simulation and Numerical Analysis
6 Conclusion
References
Research on Cross-Chain Technology Architecture System Based on Blockchain
1 Introduction
2 Difficulties in Cross-Chain
3 Architecture and Analysis of Cross-Chain
4 Conclusion
References
Research on Data Protection Architecture Based on Block Chain
1 Introduction
2 Data Protection Architecture Based on Block Chain
3 Analysis of Data Protection Architecture Based on Block Chain
4 Conclusion
References
Research on Active Dynamic Trusted Migration Scheme for VM-vTPCM
Abstract
1 Introduction
2 Related Work
2.1 Active Immune Trusted Computing
2.2 VM-vTPM Migration Based on TPM
3 Security Issues and Requirements
4 Active Trusted Migration Scheme Based on AITC
4.1 Active Dynamic Trusted Migration Architecture
4.2 Active Dynamic Trusted Migration Protocol
4.2.1 Pre-Migration Preparation Phase
4.2.2 VM-vTPCM Data Migration Phase
5 Experiment
6 Conclusion
Acknowledgements
References
Multiple Hybrid Strategies Filtrate Localization Based on FM for Wireless Sensor Networks
Abstract
1 1 Introduction
2 2 FMFL Algorithm
2.1 Position Calibration Based on FM
2.2 FMFL Algorithm
3 3 Analysis of the Simulation
3.1 Experimental Environment Settings
3.2 Performance Analysis
4 4 Conclusion
References
Localization Algorithm Based on FM for Mobile Wireless Sensor Networks
Abstract
1 FM-MCL Algorithm
2 Performance Analysis
2.1 Anchors Heard
2.2 Motion Speed
3 Conclusion
References
Coherent State Based Quantum Optical Communication with Mature Classical Infrastructure
Abstract
1 Introduction
2 Security of Coherent State Based QOC
3 Secret Key Rate with Discrete Modulation
4 Conclusions
Acknowledgement
References
Design of Codebook for High Overload SCMA
Abstract
1 1 Introduction
2 2 SCMA Model Analysis
3 3 SCMA Codebook Design and Simulation Results
3.1 Phase Rotation Optimization Program
3.2 Modeled on LDPC Coding Design
4 4 Conclusion
Acknowledgements
References
A Spectrum Allocation Scheme Based on Power Control in Cognitive Satellite Communication
Abstract
1 Introduction
2 Scenario Introduction and Signal and Interference Model Description
2.1 Scenario Introduction
2.2 Signal and Interference Model
3 Joint Power and Carrier Allocation Mechanisms (JPCA)
3.1 Power Control
3.2 Joint Carrier and Power Allocation
3.2.1 Independent Carrier Allocation in Two Bands
3.2.2 Carrier Allocation Combining Two Bands
4 Performance Evaluation
5 Conclusion
Acknowledgements
References
Fruit Classification Through Deep Learning: A Convolutional Neural Network Approach
Abstract
1 Introduction
2 Dataset and Materials
3 Proposed Architecture
3.1 CNN Component
3.1.1 Convolutional Layer
3.1.2 ReLU Layer
3.1.3 Pooling Layer
3.1.4 Dropout
3.1.5 Softmax
3.2 CNN Learning Algorithm
4 Results and Discussion
5 Conclusion
Acknowledgements
References
Correction to: Research on Image Encryption Algorithm Based on Wavelet Transform and Qi Hyperchaos
Correction to: Chapter “Research on Image Encryption Algorithm Based on Wavelet Transform and Qi Hyperchaos” in: Q. Liang et al. (Eds.): CSPS 2019, LNEE 571, pp. 796–810, 2020 https://doi.org/10.1007/978-981-13-9409-6_94
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