847 search results - page 145 / 170 » Approximation algorithms for projective clustering |
ECCV
2002
Springer
16 years 28 days 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...
WSDM
2012
ACM
13 years 6 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...
WWW
2010
ACM
15 years 6 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...
DEXA
2007
Springer
15 years 5 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 ...
IPPS
2006
IEEE
15 years 5 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...