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» Approximation Algorithms for Some Graph Partitioning Problem...
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FUIN
2010
143views more  FUIN 2010»
15 years 2 months ago
Cluster Tree Elimination for Distributed Constraint Optimization with Quality Guarantees
Some distributed constraint optimization algorithms use a linear number of messages in the number of agents, but of exponential size. This is often the main limitation for their pr...
Ismel Brito, Pedro Meseguer
IWPEC
2004
Springer
15 years 10 months ago
Packing Edge Disjoint Triangles: A Parameterized View
The problem of packing k edge-disjoint triangles in a graph has been thoroughly studied both in the classical complexity and the approximation fields and it has a wide range of ap...
Luke Mathieson, Elena Prieto, Peter Shaw
PRL
2010
188views more  PRL 2010»
14 years 11 months ago
A fast divisive clustering algorithm using an improved discrete particle swarm optimizer
As an important technique for data analysis, clustering has been employed in many applications such as image segmentation, document clustering and vector quantization. Divisive cl...
Liang Feng, Ming-Hui Qiu, Yu-Xuan Wang, Qiao-Liang...
CORR
2010
Springer
112views Education» more  CORR 2010»
15 years 5 months ago
On Finding Frequent Patterns in Event Sequences
Given a directed acyclic graph with labeled vertices, we consider the problem of finding the most common label sequences ("traces") among all paths in the graph (of some...
Andrea Campagna, Rasmus Pagh
EMMCVPR
2007
Springer
15 years 11 months ago
Simulating Classic Mosaics with Graph Cuts
Classic mosaic is one of the oldest and most durable art forms. There has been a growing interest in simulating classic mosaics from digital images recently. To be visually pleasin...
Yu Liu, Olga Veksler, Olivier Juan