public void GridSearchOptimizer_Optimize(int?maxDegreeOfParallelism)
{
var parameters = new GridParameterSpec[]
{
new GridParameterSpec(10.0, 37.5)
};
var sut = maxDegreeOfParallelism.HasValue ?
new GridSearchOptimizer(parameters, true, maxDegreeOfParallelism.Value) :
new GridSearchOptimizer(parameters);
var actual = sut.Optimize(Minimize);
var expected = new OptimizerResult[]
{
new OptimizerResult(new double[] { 37.5 }, 111.20889999999987),
new OptimizerResult(new double[] { 10 }, 31638.9579)
};
Assert.AreEqual(expected.First().Error, actual.First().Error, 0.0001);
Assert.AreEqual(expected.First().ParameterSet.First(), actual.First().ParameterSet.First(), 0.0001);
Assert.AreEqual(expected.Last().Error, actual.Last().Error, 0.0001);
Assert.AreEqual(expected.Last().ParameterSet.First(), actual.Last().ParameterSet.First(), 0.0001);
}
public void GridSearchOptimizer_Optimize(int?maxDegreeOfParallelism)
{
var parameters = new GridParameterSpec[]
{
new GridParameterSpec(10.0, 20.0, 30.0, 35.0, 37.5, 40.0, 50.0, 60.0)
};
var sut = maxDegreeOfParallelism.HasValue ?
new GridSearchOptimizer(parameters, true, maxDegreeOfParallelism.Value) :
new GridSearchOptimizer(parameters);
var actual = sut.Optimize(MinimizeWeightFromHeight);
var expected = new OptimizerResult[]
{
new OptimizerResult(new double[] { 10 }, 31638.9579),
new OptimizerResult(new double[] { 60 }, 20500.6279)
};
Assert.AreEqual(expected.First().Error, actual.First().Error, Delta);
Assert.AreEqual(expected.First().ParameterSet.First(),
actual.First().ParameterSet.First(), Delta);
Assert.AreEqual(expected.Last().Error, actual.Last().Error, Delta);
Assert.AreEqual(expected.Last().ParameterSet.First(),
actual.Last().ParameterSet.First(), Delta);
}
public void GridSearchOptimizer_OptimizeBest(int?maxDegreeOfParallelism)
{
var parameters = new GridParameterSpec[]
{
new GridParameterSpec(10.0, 20.0, 30.0, 35.0, 37.5, 40.0, 50.0, 60.0)
};
var sut = maxDegreeOfParallelism.HasValue ?
new GridSearchOptimizer(parameters, true, maxDegreeOfParallelism.Value) :
new GridSearchOptimizer(parameters);
var actual = sut.OptimizeBest(Minimize);
Assert.AreEqual(111.20889999999987, actual.Error, 0.00001);
CollectionAssert.AreEqual(new double[] { 37.5 }, actual.ParameterSet);
}
