10615 search results - page 81 / 2123 » Dynamic topic models |
111
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CSCW
2011
ACM
14 years 6 months ago
2011
ACM
A microblogged stream is delivered over time, providing an ongoing commentary of topics, trends, and issues. In this article, we present two methods of finding temporal topics wi...
SIGIR
2002
ACM
14 years 11 months ago
2002
ACM
We propose a formal model of Cross-Language Information Retrieval that does not rely on either query translation or document translation. Our approach leverages recent advances in...
ASIACRYPT
2003
Springer
15 years 5 months ago
2003
Springer
Constructing practical and provably secure group signature schemes has been a very active research topic in recent years. A group signature can be viewed as a digital signature wit...
101
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INFOCOM
2005
IEEE
15 years 5 months ago
2005
IEEE
— In this paper we consider packet networks loaded by admissible traffic patterns, i.e. by traffic patterns that, if optimally routed, do not overload network resources. In the...
118
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ICMCS
2006
IEEE
15 years 6 months ago
2006
IEEE
This paper proposes an adaptive system for video news story tracking based on the Earth Mover’s Distance (EMD). When an interesting story appears in the news, it is flagged man...