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ICIP
1997
IEEE
16 years 7 months ago
A New Approach for Restoring Block-Transform Coded Images with Estimation of Correlation Matrices
This paper presents a new restoration approach to reduce coding artifacts in block-transform image coding. Di erent from conventional restoration techniques, the proposed one is n...
Steven Sheung-On Choy, Yuk-Hee Chan, Wan-Chi Siu
ICPR
2004
IEEE
16 years 6 months ago
Learning High-level Independent Components of Images through a Spectral Representation
Statistical methods, such as independent component analysis, have been successful in learning local low-level features from natural image data. Here we extend these methods for le...
Aapo Hyvärinen, Jussi T. Lindgren
162
Voted
CVPR
2007
IEEE
15 years 12 months ago
High Distortion and Non-Structural Image Matching via Feature Co-occurrence
We propose a novel approach for determining if a pair of images match each other under the effect of a highdistortion transformation or non-structural relation. The co-occurrence ...
Xi Chen, Tat-Jen Cham
DGO
2003
233views Education» more  DGO 2003»
15 years 7 months ago
SemView: A Semantic-sensitive Distributed Image Retrieval System
State-of-art image retrieval techniques have been developed to support high-level (semantics) querying and browsing of images. For certain user queries, it is also very important ...
Wei Wang, Yimin Wu, Aidong Zhang
INFORMATICALT
2007
112views more  INFORMATICALT 2007»
15 years 5 months ago
Look-up Table Based Reversible Data Hiding for Error Diffused Halftone Images
This paper proposes a reversible data hiding method for error diffused halftone images. It employs statistics feature of pixel block patterns to embed data, and utilizes the HVS ch...
Jeng-Shyang Pan, Hao Luo, Zhe-Ming Lu