165 search results - page 3 / 33 » Effective Multiple Vector Quantization for Image Compression |
CAIP
2001
Springer
13 years 12 months ago
2001
Springer
The problem of storage or transmission of codevectors is an essential issue in vector quantization with custom codebook. The proposed technique for compression of codebooks relies ...
SGP
2007
13 years 9 months ago
2007
We present two methods for lossy compression of normal vectors through quantization using "base" polyhedra. The first revisits subdivision-based quantization. The second...
TNN
1998
13 years 7 months ago
1998
—This paper presents a compression scheme for digital still images, by using the Kohonen’s neural network algorithm, not only for its vector quantization feature, but also for ...
ISCAS
1999
IEEE
13 years 11 months ago
1999
IEEE
A vector enhancement of Said and Pearlman's Set Partitioning in Hierarchical Trees (SPIHT) methodology, named VSPIHT, has recently been proposed for embedded wavelet image co...
ISCAS
2005
IEEE
14 years 1 months ago
2005
IEEE
—The pervasive distribution of digital images triggers an emergent need of authenticating degraded images by lossy compression and transmission. This paper proposes a robust cont...