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CATS
2006
15 years 4 months ago
On the Approximability of Maximum and Minimum Edge Clique Partition Problems
We consider the following clustering problems: given a general undirected graph, partition its vertices into disjoint clusters such that each cluster forms a clique and the number...
Anders Dessmark, Jesper Jansson, Andrzej Lingas, E...
EMNLP
2007
15 years 4 months ago
Structured Prediction Models via the Matrix-Tree Theorem
This paper provides an algorithmic framework for learning statistical models involving directed spanning trees, or equivalently non-projective dependency structures. We show how p...
Terry Koo, Amir Globerson, Xavier Carreras, Michae...
SCAM
2003
IEEE
15 years 8 months ago
Improving the Static Analysis of Loops by Dynamic Partitioning Techniques
Many static analyses aim at assigning to each control point of a program an invariant property that characterizes any state of a trace corresponding to this point. The choice of t...
Matthieu Martel
ARSCOM
2005
98views more  ARSCOM 2005»
15 years 3 months ago
Supereulerian planar graphs
We investigate the supereulerian graph problems within planar graphs, and we prove that if a 2-edge-connected planar graph G is at most three edges short of having two edge-disjoi...
Hong-Jian Lai, Deying Li, Jingzhong Mao, Mingquan ...
ICDM
2003
IEEE
71views Data Mining» more  ICDM 2003»
15 years 8 months ago
Tree-structured Partitioning Based on Splitting Histograms of Distances
We propose a novel clustering algorithm that is similar in spirit to classification trees. The data is recursively split using a criterion that applies a discrete curve evolution...
Longin Jan Latecki, Rajagopal Venugopal, Marc Sobe...