Measurements of the densities of interplanetary dust particles and unweathered stone meteorites indicate that both have significant porosity on the microscopic scale. In addition, the chondritic stone meteorites are generally inhomogeneous, typically consisting of strong, millimeter-size, olivine ch
An experimental study on the multiscaling iterative reconstruction of inhomogeneous targets
β Scribed by D. Franceschini; M. Donelli; R. Azaro; A. Massa
- Publisher
- John Wiley and Sons
- Year
- 2005
- Tongue
- English
- Weight
- 530 KB
- Volume
- 47
- Category
- Article
- ISSN
- 0895-2477
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β¦ Synopsis
Abstract
This paper presents an experimental assessment of the iterative multiscaling approach (IMSA) in imaging inhomogeneous dielectric targets. The IMSA is used to address the inversion of scattering data provided by the Institute Fresnel in Marseille, France, in order to effectively exploit the available information. Since inversion methods based on the use of the βstateβ equation, as with the IMSA, require knowledge of the radiated field in the investigation area, different numerical models of the illuminating setup will be considered to evaluate the robustness of the inversion algorithm in case of an approximate knowledge of the incident field arising from a limited set of measured samples. Β© 2005 Wiley Periodicals, Inc. Microwave Opt Technol Lett 47: 588β594, 2005; Published online in Wiley InterScience (www.interscience.wiley.com). DOI 10.1002/mop.21238
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