134 search results - page 1 / 27 » Data hiding using trellis coded quantization |
ICIP
2004
IEEE
15 years 6 months ago
2004
IEEE
Information theoretic tools lead to the design and analysis of new blind data hiding methods. A novel quantizationbased blind method, which uses trellis coded quantization, is pro...
ICASSP
2008
IEEE
14 years 11 months ago
2008
IEEE
This paper discusses the construction and implementation problem of trellis coded quantization (TCQ) based data hiding. We explore the robustness and distortion of data hiding by ...
ICASSP
2010
IEEE
14 years 5 months ago
2010
IEEE
This paper presents two techniques to boost the quantization performance of trelli-based beamforming vector quantization schemes [?], [?]. It is well known that tail-biting trelli...
ICIP
2000
IEEE
14 years 9 months ago
2000
IEEE
Abstract—We describe a trellis-based algorithm which enables R-D optimum quantization decisions in the H.263+ video coding standard. The algorithm allows the quantization decisio...
JIPS
2010
14 years 8 hour ago
2010
This paper proposes a novel reversible data hiding scheme based on a Vector Quantization (VQ) codebook. The proposed scheme uses the principle component analysis (PCA) algorithm to...