5595 search results - page 449 / 1119 » Approximation Algorithms for Clustering Problems |
203
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ICML
2003
IEEE
16 years 4 days ago
2003
IEEE
Feature selection methods have been successfully applied to text categorization but seldom applied to text clustering due to the unavailability of class label information. In this...
140
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ICPR
2008
IEEE
16 years 1 months ago
2008
IEEE
Many applications require matching objects to a predefined, yet highly dynamic set of categories accompanied by category descriptions. We present a novel approach to solving this...
190
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WCNC
2008
IEEE
16 years 1 months ago
2008
IEEE
— A cross-layer algorithm for geographic routing in Wireless Sensor Networks (WSNs) is proposed, which is robust to dead-ends and resilient to topological variations due to netwo...
152
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DEXA
2007
Springer
16 years 1 months ago
2007
Springer
Abstract. In this paper we provide a full-scale evaluation of a cluster-based architecture for P2P IR, focusing on retrieval effectiveness. We observe that there is a significant ...
167
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TNN
1998
15 years 6 months ago
1998
— In this work, a probabilistic model is established for recurrent networks. The EM (expectation-maximization) algorithm is then applied to derive a new fast training algorithm f...