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EMNLP
2006
13 years 10 months ago
Graph-based Word Clustering using a Web Search Engine
Word clustering is important for automatic thesaurus construction, text classification, and word sense disambiguation. Recently, several studies have reported using the web as a c...
Yutaka Matsuo, Takeshi Sakaki, Koki Uchiyama, Mits...
ICML
2010
IEEE
13 years 9 months ago
Power Iteration Clustering
We present a simple and scalable graph clustering method called power iteration clustering (PIC). PIC finds a very low-dimensional embedding of a dataset using truncated power ite...
Frank Lin, William W. Cohen
TCS
2008
13 years 8 months ago
Digraph measures: Kelly decompositions, games, and orderings
We consider various well-known, equivalent complexity measures for graphs such as elimination orderings, k-trees and cops and robber games and study their natural translations to ...
Paul Hunter, Stephan Kreutzer
PAAPP
2000
118views more  PAAPP 2000»
13 years 8 months ago
Processor-time-optimal systolic arrays
Minimizing the amount of time and number of processors needed to perform an application reduces the application's fabrication cost and operation costs. A directed acyclic gra...
Peter R. Cappello, Ömer Egecioglu, Chris J. S...
ECCC
1998
117views more  ECCC 1998»
13 years 8 months ago
Determinant: Old Algorithms, New Insights
In this paper we approach the problem of computing the characteristic polynomial of a matrix from the combinatorial viewpoint. We present several combinatorial characterizations of...
Meena Mahajan, V. Vinay