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» Labeled Traveling Salesman Problems: Complexity and approxim...
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TAMC
2009
Springer
14 years 2 months ago
Approximation and Hardness Results for Label Cut and Related Problems
We investigate a natural combinatorial optimization problem called the Label Cut problem. Given an input graph G with a source s and a sink t, the edges of G are classified into ...
Peng Zhang, Jin-yi Cai, Linqing Tang, Wenbo Zhao
CEC
2008
IEEE
14 years 2 months ago
DEACO: Hybrid Ant Colony Optimization with Differential Evolution
—Ant Colony Optimization (ACO) algorithm is a novel meta-heuristic algorithm for the approximate solution of combinatorial optimization problems that has been inspired by the for...
Xiangyin Zhang, Haibin Duan, Jiqiang Jin
AAAI
2000
13 years 9 months ago
Depth-First Branch-and-Bound versus Local Search: A Case Study
Depth-first branch-and-bound (DFBnB) is a complete algorithm that is typically used to find optimal solutions of difficult combinatorial optimization problems. It can also be adap...
Weixiong Zhang
AIR
2010
96views more  AIR 2010»
13 years 7 months ago
Logic programming for combinatorial problems
Combinatorial problems appear in many areas in science, engineering, biomedicine, business, and operations research. This article presents a new intelligent computing approach for...
Toshinori Munakata, Roman Barták
ADHOC
2005
116views more  ADHOC 2005»
13 years 7 months ago
Power efficient routing trees for ad hoc wireless networks using directional antenna
In ad hoc wireless networks, nodes are typically powered by batteries. Therefore saving energy has become a very important objective, and different algorithms have been proposed t...
Fei Dai, Qing Dai, Jie Wu