1385 search results - page 170 / 277 » Clustering by Random Projections |
159
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TSP
2008
15 years 4 months ago
2008
We consider the problem of estimating the covariance matrix of an observation vector, using heterogeneous training samples, i.e., samples whose covariance matrices are not exactly ...
144
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JITECH
2010
15 years 3 months ago
2010
This paper employs the network perspective to study patterns and structures of intraorganizational learning networks. The theoretical background draws from cognitive theories, the...
145
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JMLR
2010
15 years 3 months ago
2010
A wide variety of machine learning problems can be described as minimizing a regularized risk functional, with different algorithms using different notions of risk and differen...
141
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TON
2010
15 years 2 months ago
2010
Abstract—In this paper, we seek to understand the intrinsic reasons for the well-known phenomenon of heavy-tailed degree in the Internet AS graph and argue that in contrast to tr...
122
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TIT
2010
14 years 11 months ago
2010
Small-world networks are networks in which the graphical diameter of the network is as small as the diameter of random graphs but whose nodes are highly clustered when compared wit...