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No longer repair the GA ; kill the invalid mutants instead

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Philippe Tillet
2014-09-13 17:06:47 -04:00
parent 5ee9e7f994
commit c4c8404d40
4 changed files with 64 additions and 132 deletions
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20
autotune/python/optimize.py
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@@ -38,21 +38,19 @@ def exhaustive(statement, context, TemplateType, build_template, parameter_names
def genetic(statement, context, TemplateType, build_template, parameter_names, all_parameters, compute_perf, perf_metric, out):
gen = GeneticOperators(context.devices[0], statement, all_parameters, parameter_names, TemplateType, build_template)
GA = GeneticOperators(context.devices[0], statement, all_parameters, parameter_names, TemplateType, build_template)
creator.create("FitnessMin", base.Fitness, weights=(-1.0,))
creator.create("Individual", list, fitness=creator.FitnessMin)
toolbox = base.Toolbox()
toolbox.register("individual", tools.initIterate, creator.Individual, gen.init)
toolbox.register("population", tools.initRepeat, list, toolbox.individual)
toolbox.register("evaluate", gen.evaluate)
toolbox.register("mate", tools.cxTwoPoint)
toolbox.decorate("mate", gen.repair)
toolbox.register("mutate", gen.mutate)
toolbox.decorate("mutate", gen.repair)
toolbox.register("select", tools.selBest)
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("mutate", GA.mutate)
toolbox.register("select", deap.tools.selBest)
pop = toolbox.population(n=30)
pop = toolbox.population(n=50)
hof = deap.tools.HallOfFame(1)
best_performer = lambda x: max([compute_perf(hof[0].fitness.values[0]) for t in x])
@@ -62,4 +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, 30, 50, cxpb=0.2, mutpb=0.3, maxtime='3m0s', maxgen=200, halloffame=hof, compute_perf=compute_perf, perf_metric=perf_metric)
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)