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APPROX
2008
Springer
173views Algorithms» more  APPROX 2008»
13 years 9 months ago
Connected Vertex Covers in Dense Graphs
We consider the variant of the minimum vertex cover problem in which we require that the cover induces a connected subgraph. We give new approximation results for this problem in d...
Jean Cardinal, Eythan Levy
GECCO
2006
Springer
154views Optimization» more  GECCO 2006»
13 years 11 months ago
Spectral techniques for graph bisection in genetic algorithms
Various applications of spectral techniques for enhancing graph bisection in genetic algorithms are investigated. Several enhancements to a genetic algorithm for graph bisection a...
Jacob G. Martin
FOCS
2009
IEEE
14 years 2 months ago
Local Graph Partitions for Approximation and Testing
—We introduce a new tool for approximation and testing algorithms called partitioning oracles. We develop methods for constructing them for any class of bounded-degree graphs wit...
Avinatan Hassidim, Jonathan A. Kelner, Huy N. Nguy...
JCO
2006
126views more  JCO 2006»
13 years 7 months ago
Minimum power assignment in wireless ad hoc networks with spanner property
Power assignment for wireless ad hoc networks is to assign a power for each wireless node such that the induced communication graph has some required properties. Recently research ...
Yu Wang 0003, Xiang-Yang Li
PPOPP
2009
ACM
14 years 8 months ago
An efficient transactional memory algorithm for computing minimum spanning forest of sparse graphs
Due to power wall, memory wall, and ILP wall, we are facing the end of ever increasing single-threaded performance. For this reason, multicore and manycore processors are arising ...
Seunghwa Kang, David A. Bader