402 search results - page 31 / 81 » Constant-Time Approximation Algorithms via Local Improvement... |
ICMCS
2009
IEEE
13 years 5 months ago
2009
IEEE
Detection of saliency regions in images is useful for object based image understanding and object localization. In our work, we investigate a saliency region detection algorithm b...
TCBB
2011
13 years 2 months ago
2011
—We study the problem of merging genetic maps, when the individual genetic maps are given as directed acyclic graphs. The computational problem is to build a consensus map, which...
FOCS
2006
IEEE
14 years 1 months ago
2006
IEEE
A local graph partitioning algorithm finds a cut near a specified starting vertex, with a running time that depends largely on the size of the small side of the cut, rather than...
CEC
2010
IEEE
13 years 8 months ago
2010
IEEE
This paper proposes a two-phase hybrid approach for the travelling salesman problem (TSP). The first phase is based on a sequence based genetic algorithm (SBGA) with an embedded lo...
MFCS
2007
Springer
14 years 1 months ago
2007
Springer
Consider a rooted directed acyclic graph G = (V, E) with root r, representing a collection V of web pages connected via a set E of hyperlinks. Each node v is associated with the pr...