Sciweavers

50 search results - page 1 / 10
» A Memetic Algorithm for the Optimum Communication Spanning T...
Sort
View
HM
2007
Springer
107views Optimization» more  HM 2007»
13 years 10 months ago
A Memetic Algorithm for the Optimum Communication Spanning Tree Problem
For the NP-hard Optimum Communication Spanning Tree (OCST) problem a cost minimizing spanning tree has to be found, where the cost depends on the communication volume between each ...
Thomas Fischer, Peter Merz
ISAAC
1998
Springer
153views Algorithms» more  ISAAC 1998»
13 years 8 months ago
Approximation Algorithms for Some Optimum Communication Spanning Tree Problems
Let G = (V; E; w) be an undirected graph with nonnegative edge length function w and nonnegative vertex weight function r. The optimal product-requirement communication spanning t...
Bang Ye Wu, Kun-Mao Chao, Chuan Yi Tang
CPAIOR
2010
Springer
13 years 9 months ago
Constraint-Based Local Search for Constrained Optimum Paths Problems
Constrained Optimum Path (COP) problems arise in many real-life applications and are ubiquitous in communication networks. They have been traditionally approached by dedicated algo...
Pham Quang Dung, Yves Deville, Pascal Van Hentenry...
SAC
2011
ACM
12 years 7 months ago
New hybrid genetic algorithm for solving optimal communication spanning tree problem
Optimal Communication Spanning Tree (OCST) is a well-known NP-hard problem on the graph that seeks for the spanning tree with the lowest cost. The tree cost depends on the demand ...
Pham Trung Kien, Nguyen Duy Hiep, Huynh Thi Thanh ...
COR
2007
143views more  COR 2007»
13 years 4 months ago
A memetic algorithm for channel assignment in wireless FDMA systems
A new problem encoding is devised for the minimum span frequency assignment problem in wireless communications networks which is compact and general. Using the new encoding, which...
Sung-Soo Kim, Alice E. Smith, Jong-Hyun Lee