| @@ 22-48 (lines=27) @@ | ||
| 19 | __all__ = ['SelfAdaptiveDifferentialEvolutionAlgorithm'] |
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| 20 | ||
| 21 | ||
| 22 | class SolutionjDE(object): |
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| 23 | def __init__(self, D, LB, UB): |
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| 24 | self.D = D |
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| 25 | self.LB = LB |
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| 26 | self.UB = UB |
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| 27 | self.F = 0.5 |
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| 28 | self.Cr = 0.9 |
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| 29 | self.Solution = [] |
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| 30 | self.Fitness = float('inf') |
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| 31 | self.generateSolution() |
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| 32 | ||
| 33 | def generateSolution(self): |
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| 34 | self.Solution = [self.LB + (self.UB - self.LB) * rnd.random() |
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| 35 | for _i in range(self.D)] |
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| 36 | ||
| 37 | def evaluate(self): |
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| 38 | self.Fitness = SolutionjDE.FuncEval(self.D, self.Solution) |
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| 39 | ||
| 40 | def repair(self): |
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| 41 | for i in range(self.D): |
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| 42 | if self.Solution[i] > self.UB: |
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| 43 | self.Solution[i] = self.UB |
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| 44 | if self.Solution[i] < self.LB: |
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| 45 | self.Solution[i] = self.LB |
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| 46 | ||
| 47 | def __eq__(self, other): |
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| 48 | return self.Solution == other.Solution and self.Fitness == other.Fitness |
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| 49 | ||
| 50 | ||
| 51 | class SelfAdaptiveDifferentialEvolutionAlgorithm(object): |
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| @@ 18-44 (lines=27) @@ | ||
| 15 | ||
| 16 | __all__ = ['GeneticAlgorithm'] |
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| 17 | ||
| 18 | class Chromosome: |
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| 19 | def __init__(self, D,LB,UB): |
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| 20 | self.D = D |
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| 21 | self.LB = LB |
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| 22 | self.UB = UB |
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| 23 | ||
| 24 | self.Solution = [] |
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| 25 | self.Fitness = float('inf') |
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| 26 | self.generateSolution() |
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| 27 | ||
| 28 | def generateSolution(self): |
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| 29 | self.Solution = [self.LB + (self.UB - self.LB) * rnd.random() for i in range(self.D)] |
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| 30 | ||
| 31 | def evaluate(self): |
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| 32 | self.Fitness = Chromosome.FuncEval(self.D,self.Solution) |
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| 33 | ||
| 34 | def repair(self): |
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| 35 | for i in range(self.D): |
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| 36 | if (self.Solution[i] > self.UB): |
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| 37 | self.Solution[i] = self.UB |
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| 38 | if self.Solution[i] < self.LB: |
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| 39 | self.Solution[i] = self.LB |
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| 40 | def __eq__(self,other): |
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| 41 | return self.Solution == other.Solution and self.Fitness == other.Fitness |
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| 42 | ||
| 43 | def toString(self): |
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| 44 | print([i for i in self.Solution]) |
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| 45 | ||
| 46 | ||
| 47 | class GeneticAlgorithm: |
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