66 search results - page 1 / 14 » Improved Chen-Smith image coder |
ISCAS
1993
IEEE
13 years 8 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 ...
DCC
2002
IEEE
14 years 4 months ago
2002
IEEE
Wavelet-based image coders optimally represent smooth regions and isolated point singularities. However, wavelet coders are less adept at representing perceptually important edge ...
ICMCS
2005
IEEE
13 years 10 months ago
2005
IEEE
Compression ratio and computational complexity are two major factors for a successful image coder. By exploring the Laplacian distribution of the wavelet coefficients, a new bit ...
ICDAR
2003
IEEE
13 years 9 months ago
2003
IEEE
DjVu is a document codec that uses a truncated embedded significance tree to achieve both resolution and image quality scalability. In this paper, the probability model for the t...
ICIP
2009
IEEE
14 years 5 months ago
2009
IEEE
H.264/AVC has brought an important increase in coding efficiency in comparison to previous video coding standards. One of its features is the use of macroblock partitioning in a t...