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Evaluation of a Modified Simulated Annealing Algorithm for Various Formulations

机译:一种改进的模拟退火算法在各种配方中的评价

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Many combinatorial optimization problems are too large to allow exact solutionmethods to give results in a reasonable amount of time. An alternative is the use of heuristics that sacrifice a degree of optimality in return for timelier solutions. One such heuristic, simulated annealing, is a form of iterative improvement that probabilistically accepts less optimal configurations. This procedure allows the algorithm to escape local minima (or maxima) in its search for a global minimum. This paper presents modified simulated annealing formulations of common industrial engineering problems. The modified algorithm behaves like a biased random walk that can be tailored to suit a user's particular bias set. Modifications to the standard application include: an expert system front end, a constraints module, a user interrupt capability, and the creation of alternative acceptance functions. (rh)

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