2930 search results - page 243 / 586 » The optimal sequence compression |
133
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ICMCS
2006
IEEE
15 years 11 months ago
2006
IEEE
In this paper we address the problem of providing conditional access to video sequences, namely, to generate a low-quality video to be used as preview, which can be decoded at ful...
186
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ISCAS
2003
IEEE
15 years 11 months ago
2003
IEEE
This paper presents a semi-fragile object-based authentication solution for MPEG4 video. To protect the integrity of the video objects / sequences, a content-based watermark is em...
160
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ICISC
2007
15 years 7 months ago
2007
We analyse the security of new hash functions whose compression function is explicitly defined as a sequence of multivariate equations. First we prove non-universality of certain ...
188
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MVA
2007
15 years 7 months ago
2007
Dynamic texture is an extension of texture to the temporal domain. Recently, a powerful method for dynamic texture recognition based on volume local binary patterns (VLBP) was pro...
145
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ICVGIP
2004
15 years 7 months ago
2004
Automatic content based schemes, as opposed to those with human endeavor, have become important as users attempt to organize massive data presented in the form of multimedia data ...