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204
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MIR
2006
ACM
16 years 3 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...
199
Voted
MMSEC
2006
ACM
16 years 3 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...
135
Voted
SIGIR
2006
ACM
16 years 3 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...
157
Voted
SIGIR
2006
ACM
16 years 3 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...
172
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MM
2005
ACM
15 years 11 months 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...