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浏览/检索结果: 共11条,第1-10条 帮助

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Performances of pure random walk algorithms on constraint satisfaction problems with growing domains 期刊论文  OAI收割
JOURNAL OF COMBINATORIAL OPTIMIZATION, 2016, 卷号: 32, 期号: 1, 页码: 51-66
作者:  
Xu, Wei;  Gong, Fuzhou
  |  收藏  |  浏览/下载:15/0  |  提交时间:2018/07/30
Solution Space Coupling in the Random K-Satisfiability Problem 期刊论文  OAI收割
COMMUNICATIONS IN THEORETICAL PHYSICS, 2013, 卷号: 60, 期号: 3, 页码: 363-374
作者:  
Zhou, HJ
收藏  |  浏览/下载:27/0  |  提交时间:2014/04/25
Witness of unsatisfiability for a random 3-satisfiability formula 期刊论文  OAI收割
PHYSICAL REVIEW E, 2013, 卷号: 87, 期号: 5, 页码: 52807
作者:  
Zhou, HJ
收藏  |  浏览/下载:27/0  |  提交时间:2014/04/25
Approaching the ground states of the random maximum two-satisfiability problem by a greedy single-spin flipping process 期刊论文  OAI收割
PHYSICAL REVIEW E, 2011, 卷号: 83, 期号: 5, 页码: 52101
作者:  
Zhou, HJ
收藏  |  浏览/下载:16/0  |  提交时间:2013/05/17
Learning by random walks in the weight space of the Ising perceptron 期刊论文  OAI收割
JOURNAL OF STATISTICAL MECHANICS-THEORY AND EXPERIMENT, 2010, 期号: 75, 页码: -
作者:  
Huang, Haiping;  Zhou, Haijun;  Huang, HP , Chinese Acad Sci, Key Lab Frontiers Theoret Phys, Inst Theoret Phys, Beijing 100190, Peoples R China
  |  收藏  |  浏览/下载:80/0  |  提交时间:2012/08/02
Learning by random walks in the weight space of the Ising perceptron 期刊论文  OAI收割
JOURNAL OF STATISTICAL MECHANICS-THEORY AND EXPERIMENT, 2010
Huang, HP; Zhou, HJ
收藏  |  浏览/下载:23/0  |  提交时间:2013/09/18
Solution space heterogeneity of the random K-satisfiability problem: Theory and simulations 会议论文  OAI收割
Kyoto Univ, Kyoto, JAPAN, MAR 07-10, 2010
作者:  
Zhou, HJ
  |  收藏  |  浏览/下载:12/0  |  提交时间:2019/07/24
Communities of solutions in single solution clusters of a random K-satisfiability formula 期刊论文  OAI收割
PHYSICAL REVIEW E, 2009, 卷号: 80, 期号: 6, 页码: -
作者:  
Zhou, Haijun;  Ma, Hui;  Zhou, HJ , Chinese Acad Sci, Key Lab Frontiers Theoret Phys, Beijing 100190, Peoples R China
  |  收藏  |  浏览/下载:20/0  |  提交时间:2012/08/02
From one solution of a 3-satisfiability formula to a solution cluster: Frozen variables and entropy 期刊论文  OAI收割
PHYSICAL REVIEW E, 2009, 卷号: 79, 期号: 3, 页码: -
作者:  
Li, K , Chinese Acad Sci, Inst Theoret Phys, Beijing 100190, Peoples R China;  Li, Kang;  Ma, Hui;  Zhou, Haijun
  |  收藏  |  浏览/下载:18/0  |  提交时间:2012/08/02
An efficient discrete particle swarm algorithm for task assignment problems (EI CONFERENCE) 会议论文  OAI收割
2009 IEEE International Conference on Granular Computing, GRC 2009, August 17, 2009 - August 19, 2009, Nanchang, China
作者:  
Wang C.
收藏  |  浏览/下载:14/0  |  提交时间:2013/03/25
Task Assignment Problems (TAPs) in distributed computer system are general NP-hard and usually modeled as integer programming discrete problems. Many algorithms are proposed to resolve those problems. Discrete particle swarm algorithm (DPS) is a newly developed method to solve constraint satisfaction problem (CSP) which has advantage on search capacity and can find more solutions. We proposed an improved DPS to solve TAP in this paper. DPS has a special operator namely coefficient multiplying speed  which is designed for CSP but does not exist in other discrete problems. Thus we redefined a coefficient multiplying speed operator with probability selection. We analyzed the speed and position updating formula then we derived a refined position updating formula. Several experiments are carried out to test our DPS. Experimental results show that our algorithm has more efficient search capacity  higher success rate  less running time and more robust.