1141 search results - page 167 / 229 » Gray Code Compression |
ICASSP
2010
IEEE
13 years 9 months ago
2010
IEEE
This paper proposes a new approach to combined spatial (Intra) prediction and adaptive transform coding in block-based video and image compression. Context-adaptive spatial predic...
Publication
Still and multi-media images are subject to transformations for compression, steganographic embedding and digital watermarking. In a major program of activities we are engaged in t...
ISCAS
1993
IEEE
14 years 1 months ago
1993
IEEE
An image compression system based on transform coding and zonal sampling is presented. It is based on the wellknown Chen-Smith coder, but with an improved technique for transform ...
ICIP
2007
IEEE
14 years 10 months ago
2007
IEEE
Image authentication is important in content delivery via untrusted intermediaries, such as peer-to-peer (P2P) file sharing. Many differently encoded versions of the original imag...
ICIP
2003
IEEE
14 years 10 months ago
2003
IEEE
Video coding algorithms based on 3-D wavelet transforms exist which have a competitive rate-distortion performance and are very fast because motion compensation is not needed. The...