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JSAT
2008
99views more  JSAT 2008»
13 years 7 months ago
A Switching Criterion for Intensification and Diversification in Local Search for SAT
We propose a new switching criterion, namely the evenness or unevenness of the distribution of variable weights, and use this criterion to combine intensification and diversificat...
Wanxia Wei, Chu Min Li, Harry Zhang
ICTAI
2003
IEEE
14 years 27 days ago
Eliminating Redundancies in SAT Search Trees
Conflict analysis is a powerful paradigm of backtrack search algorithms, in particular for solving satisfiability problems arising from practical applications. Accordingly, most...
Richard Ostrowski, Bertrand Mazure, Lakhdar Sais, ...
CP
2005
Springer
14 years 1 months ago
Neighbourhood Clause Weight Redistribution in Local Search for SAT
Abstract. In recent years, dynamic local search (DLS) clause weighting algorithms have emerged as the local search state-of-the-art for solving propositional satisfiability proble...
Abdelraouf Ishtaiwi, John Thornton, Abdul Sattar, ...
AI
2006
Springer
13 years 11 months ago
On the Quality and Quantity of Random Decisions in Stochastic Local Search for SAT
Stochastic local search (SLS) methods are underlying some of the best-performing algorithms for certain types of SAT instances, both from an empirical as well as from a theoretical...
Dave A. D. Tompkins, Holger H. Hoos
IJCAI
2007
13 years 9 months ago
Building Structure into Local Search for SAT
Local search procedures for solving satisfiability problems have attracted considerable attention since the development of GSAT in 1992. However, recent work indicates that for m...
Duc Nghia Pham, John Thornton, Abdul Sattar