3823 search results - page 139 / 765 » Experiments with Random Projection |
155
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ACL
2009
15 years 4 months ago
2009
Most approaches to topic modeling assume an independence between documents that is frequently violated. We present an topic model that makes use of one or more user-specified grap...
165
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SIGIR
2009
ACM
16 years 26 days ago
2009
ACM
Recent work in supervised learning of term-based retrieval models has shown significantly improved accuracy can often be achieved via better model estimation [2, 10, 11, 17]. In ...
162
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ASUNAM
2010
IEEE
15 years 8 months ago
2010
IEEE
The phenomenal success of social networking sites, such as Facebook, Twitter and LinkedIn, has revolutionized the way people communicate. This paradigm has attracted the attention ...
164
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ICARIS
2003
Springer
15 years 11 months ago
2003
Springer
This paper presents a real-valued negative selection algorithm with good mathematical foundation that solves some of the drawbacks of our previous approach [11]. Specifically, it ...
147
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COLING
2008
15 years 7 months ago
2008
Word clustering is a conventional and important NLP task, and the literature has suggested two kinds of approaches to this problem. One is based on the distributional similarity a...