80 search results - page 12 / 16 » Subspaces of Quantization Artifacts for Image Transform Comp... |
TCSV
2002
13 years 6 months ago
2002
Transform approximations are explored for speeding up the software compression of images and video. Approximations are used to replace the regular discrete cosine transform (DCT) w...
DCC
2004
IEEE
14 years 6 months ago
2004
IEEE
Many technical imaging applications, like coding "images" of digital elevation maps, require extracting regions of compressed images in which the pixel values are within...
ICIP
1999
IEEE
14 years 8 months ago
1999
IEEE
We proposea new ngerprint imagecompressionscheme based on the hybrid model of image. Our scheme uses the essential steps of a typical automated ngerprint identi cation system (AFI...
ICIP
2003
IEEE
14 years 8 months ago
2003
IEEE
Motion-compensated temporal wavelet decomposition is a useful framework for fully scalable video compression schemes. In this paper we propose a new approach to reduce the ghostin...
ICIP
2005
IEEE
14 years 8 months ago
2005
IEEE
This paper proposes systematic lossy error protection of video waveforms using multiple embedded Wyner-Ziv video descriptions. A video signal transmitted over an error-prone chann...