847 search results - page 145 / 170 » Approximation algorithms for projective clustering |
139
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ECCV
2002
Springer
16 years 5 months ago
2002
Springer
We present a novel method for inferring three-dimensional shape from a collection of defocused images. It is based on the observation that defocused images are the null-space of ce...
146
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WSDM
2012
ACM
13 years 11 months ago
2012
ACM
One of the key objectives of viral marketing is to identify a small set of users in a social network, who when convinced to adopt a product will influence others in the network l...
133
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WWW
2010
ACM
15 years 11 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...
123
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DEXA
2007
Springer
15 years 10 months ago
2007
Springer
Abstract. Semantic matching of schemas in heterogeneous data sharing systems is time consuming and error prone. Existing mapping tools employ semi-automatic techniques for mapping ...
146
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IPPS
2006
IEEE
15 years 10 months ago
2006
IEEE
Sampling is a widely used technique to increase efficiency in database and data mining applications operating on large dataset. In this paper we present a scalable sampling imple...