5595 search results - page 401 / 1119 » Approximation Algorithms for Clustering Problems |
191
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WWW
2010
ACM
16 years 1 months ago
2010
ACM
We propose a novel method, based on concepts from expander graphs, to sample communities in networks. We show that our sampling method, unlike previous techniques, produces subgra...
161
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ICMLA
2007
15 years 8 months ago
2007
Optimal Component Analysis (OCA) is a linear method for feature extraction and dimension reduction. It has been widely used in many applications such as face and object recognitio...
199
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ESANN
2004
15 years 8 months ago
2004
Abstract. Many real world problems are given in the form of multiple measurements comprising local descriptions or tasks. We propose that a dynamical organization of a population o...
175
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NCA
2009
IEEE
16 years 1 months ago
2009
IEEE
—Web caching and replication techniques increase accessibility of Web contents and reduce Internet bandwidth requirements. In this paper, we are considering the replica placement...
187
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ICDE
2009
IEEE
16 years 1 months ago
2009
IEEE
— Large graphs and networks are abundant in modern information systems: entity-relationship graphs over relational data or Web-extracted entities, biological networks, social onl...