1038 search results - page 169 / 208 » Code Compression |
136
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ICMCS
2005
IEEE
15 years 10 months ago
2005
IEEE
Perceptual prefiltering is the process of enhancing relevant portions of an image or of a video, and of simplifying contextual information in order to improve the perceived quali...
119
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IEEEMSP
2002
IEEE
15 years 9 months ago
2002
IEEE
Abstract— This paper discusses encryption operations that selectively encrypt content-carrying segments of multimedia data stream. We propose and analyze three techniques that wo...
101
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ICIP
2000
IEEE
15 years 8 months ago
2000
IEEE
The encoding of image partitions plays a key role in the overall efficiency of the so-called region-based image coding techniques. Recently, a method based on the novel concept o...
146
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ICASSP
2011
IEEE
14 years 8 months ago
2011
IEEE
This paper links two a priori different topics, group testing and traitor tracing. Group testing, as an instantiation of a compressed sensing problem over binary data, is indeed e...
133
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ICASSP
2008
IEEE
15 years 10 months ago
2008
IEEE
In this work we present an efficient coding scheme suitable for lossy image compression using a lattice vector quantizer (LVQ) based on statistically independent data projections...