301 search results - page 12 / 61 » On Holographic Transform Compression of Images |
VLSISP
1998
13 years 8 months ago
1998
In this paper, we present preliminary results comparing the nature of the errors introduced by the mixture of principal components (MPC) model with a wavelet transform and the Karh...
TCSV
2008
13 years 8 months ago
2008
A quality constrained compression algorithm based on Discrete Wavelet Transform (DWT) is proposed. The spatial-frequency decomposition property of DWT provides possibility for not...
ICIP
2002
IEEE
14 years 10 months ago
2002
IEEE
A challenge of image communication over unreliable channels is to achieve good compression rates and be effective in presence of channel failures. In this work we use the Multiple...
DFT
2005
IEEE
14 years 2 months ago
2005
IEEE
In this paper, we propose a system-level error tolerance scheme for systems where a linear transform is combined with quantization. These are key components in multimedia compress...
ICMCS
2006
IEEE
14 years 2 months ago
2006
IEEE
A new postprocessing method based on adjusted contourlet transform is introduced in this paper for suppressing blocking artifacts (BA) in block-based discrete cosine transform (BD...