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» Approximation Algorithms for Clustering Problems
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138
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JMLR
2006
96views more  JMLR 2006»
15 years 5 months ago
Rearrangement Clustering: Pitfalls, Remedies, and Applications
Given a matrix of values in which the rows correspond to objects and the columns correspond to features of the objects, rearrangement clustering is the problem of rearranging the ...
Sharlee Climer, Weixiong Zhang
ICDM
2008
IEEE
193views Data Mining» more  ICDM 2008»
15 years 11 months ago
Multiplicative Mixture Models for Overlapping Clustering
The problem of overlapping clustering, where a point is allowed to belong to multiple clusters, is becoming increasingly important in a variety of applications. In this paper, we ...
Qiang Fu, Arindam Banerjee
161
Voted
ICALP
2010
Springer
15 years 9 months ago
Network Design via Core Detouring for Problems without a Core
Some of the currently best-known approximation algorithms for network design are based on random sampling. One of the key steps of such algorithms is connecting a set of source nod...
Fabrizio Grandoni, Thomas Rothvoß
129
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BC
2005
77views more  BC 2005»
15 years 4 months ago
Motion repulsion arises from stimulus statistics when analyzed with a clustering algorithm
Motion repulsion is the perceived enlargement of the angle between the directions of motion of two transparently moving patterns. An explanation of this illusion has long been soug...
Alireza S. Mahani, Anders E. Carlsson, Ralf Wessel
MOBIHOC
2007
ACM
16 years 4 months ago
Approximation algorithms for longest-lived directional multicast communications in WANETs
Several centralized and distributed algorithms have been recently proposed to maximize the multicast lifetime for directional communications in wireless ad-hoc networks. Their per...
Song Guo, Oliver W. W. Yang, Victor C. M. Leung