1344 search results - page 258 / 269 » Quantization |
ISCAS
2007
IEEE
15 years 3 months ago
2007
IEEE
—Discrete Cosine Transform (DCT) has been widely used in image/video coding systems, where zigzag scan is usually employed for DCT coefficient organization. However, due to local...
CIVR
2007
Springer
15 years 3 months ago
2007
Springer
Large archives of Ottoman documents are challenging to many historians all over the world. However, these archives remain inaccessible since manual transcription of such a huge vo...
107
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GECCO
2007
Springer
15 years 3 months ago
2007
Springer
Schulenburg [15] first proposed the idea to model different trader types by supplying different input information sets to a group of homogenous LCS agent. Gershoff [12] investigat...
103
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ISCAS
2006
IEEE
15 years 3 months ago
2006
IEEE
JPEG2000, the new standard for still image coding, Quantization, user defined wavelets, arbitrary wavelet provides a new framework and an integrated toolbox to better decomposition...
127
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MMSEC
2006
ACM
15 years 3 months ago
2006
ACM
We present an efficient JPEG2000-based image authentication scheme, which is robust to JPEG compression and other allowed signal processing operations. Positive wavelet-based wate...