4369 search results - page 36 / 874 » Improved image quilting |
ICIP
2001
IEEE
16 years 2 months ago
2001
IEEE
Several fragile watermarking schemes presented in the literature are either vulnerable to vector quantization (VQ) counterfeiting attacks or sacrifice localization accuracy to imp...
129
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CCS
2007
ACM
15 years 6 months ago
2007
ACM
Draw a secret (DAS) is a representative graphical password scheme. Rigorous theoretical analysis suggests that DAS supports an overall password space larger than that of the ubiqu...
106
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ISCAS
1993
IEEE
15 years 4 months ago
1993
IEEE
An image compression system based on transform coding and zonal sampling is presented. It is based on the wellknown Chen-Smith coder, but with an improved technique for transform ...
91
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ICB
2009
Springer
15 years 7 months ago
2009
Springer
We take advantage of the temporal continuity in an iris video to improve matching performance using signal-level fusion. From multiple frames of an iris video, we create a single a...
106
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CCIW
2009
Springer
15 years 7 months ago
2009
Springer
The paper presents a novel Motor Map neural network for re-indexing color mapped images. The overall learning process is able to smooth the local spatial redundancy of the indexes ...