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217
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MIR
2006
ACM
16 years 23 days ago
2006
ACM
The variety of features available to represent multimedia data constitutes a rich pool of information. However, the plethora of data poses a challenge in terms of feature selectio...
223
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MMSEC
2006
ACM
16 years 23 days ago
2006
ACM
This paper presents a theoretical security analysis of lattice data hiding. The security depends on the secrecy of a dither signal that randomizes the codebook. If the same secret...
150
Voted
SIGIR
2006
ACM
16 years 23 days ago
2006
ACM
Information retrieval algorithms leverage various collection statistics to improve performance. Because these statistics are often computed on a relatively small evaluation corpus...
169
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SIGIR
2006
ACM
16 years 23 days ago
2006
ACM
This paper presents a study of three statistical query translation models that use different units of translation. We begin with a review of a word-based translation model that us...
196
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MM
2005
ACM
16 years 11 days ago
2005
ACM
To locate a video clip in large collections is very important for retrieval applications, especially for digital rights management. In this paper, we present a novel technique for...