𝔖 Bobbio Scriptorium
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Progressive content access to databases of JPEG-compressed images

✍ Scribed by Jiang, J.; Feng, G.; Yin, Y.

Book ID
117812008
Publisher
The Institution of Engineering and Technology
Year
2007
Tongue
English
Weight
455 KB
Volume
1
Category
Article
ISSN
1751-9659

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Direct content access and extraction fro
Direct content access and extraction from JPEG compressed images
✍ J. Jiang; A. Armstrong; G.C. Feng πŸ“‚ Article πŸ“… 2002 πŸ› Elsevier Science 🌐 English βš– 246 KB

In this paper, we propose a novel design of content access and extraction algorithm for compressed image browsing and indexing, which is critical for all visual information systems. By analyzing the relationship between DCT coe cients of one block of 8 Γ— 8 pixels and its four sub-blocks of 4 Γ— 4 pix