241 search results - page 7 / 49 » Path optimization for multiple objectives in directed graphs... |
GECCO
2005
Springer
14 years 1 months ago
2005
Springer
Real-world multi-objective engineering design optimization problems often have parameters with uncontrollable variations. The aim of solving such problems is to obtain solutions t...
CVPR
2008
IEEE
14 years 9 months ago
2008
IEEE
We propose a scheme to introduce directionality in the Random Walker algorithm for image segmentation. In particular, we extend the optimization framework of this algorithm to com...
STOC
2007
ACM
14 years 8 months ago
2007
ACM
Given as input a directed graph on N vertices and a set of source-destination pairs, we study the problem of routing the maximum possible number of source-destination pairs on pat...
SODA
2010
ACM
14 years 5 months ago
2010
ACM
We study integrality gaps and approximability of two closely related problems on directed graphs. Given a set V of n nodes in an underlying asymmetric metric and two specified nod...
ESCIENCE
2007
IEEE
13 years 11 months ago
2007
IEEE
Abstract. We study the implementation on grid systems of an efficient algorithm for demanding global optimization problems. Specifically, we consider problems arising in the geneti...