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New crossover operator

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This commit is contained in:
Philippe Tillet
2014-09-14 04:29:29 -04:00
parent c4c8404d40
commit 4539164ed8
3 changed files with 57 additions and 31 deletions
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6
autotune/python/optimize.py
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@@ -46,11 +46,11 @@ def genetic(statement, context, TemplateType, build_template, parameter_names, a
toolbox.register("individual", deap.tools.initIterate, creator.Individual, GA.init)
toolbox.register("population", deap.tools.initRepeat, list, toolbox.individual)
toolbox.register("evaluate", GA.evaluate)
toolbox.register("mate", deap.tools.cxTwoPoint)
toolbox.register("mate", GA.crossover)
toolbox.register("mutate", GA.mutate)
toolbox.register("select", deap.tools.selBest)
pop = toolbox.population(n=50)
pop = toolbox.population(n=70)
hof = deap.tools.HallOfFame(1)
best_performer = lambda x: max([compute_perf(hof[0].fitness.values[0]) for t in x])
@@ -60,4 +60,4 @@ def genetic(statement, context, TemplateType, build_template, parameter_names, a
stats.register("max (" + perf_metric + ")", lambda x: max([compute_perf(hof[0].fitness.values[0]) for t in x]))
stats.register("profile ", lambda x: '(%s)'%','.join(map(str,hof[0])))
pop = eaMuPlusLambda(pop, toolbox, 50, 70, cxpb=0.2, mutpb=0.3, maxtime='5m0s', maxgen=500, halloffame=hof, compute_perf=compute_perf, perf_metric=perf_metric)
pop = eaMuPlusLambda(pop, toolbox, 70, 100, cxpb=0.2, mutpb=0.3, maxtime='5m0s', maxgen=1000, halloffame=hof, compute_perf=compute_perf, perf_metric=perf_metric)