public void return_0_as_error_if_it_is_between_the_acceptance_matcher_limits()
{
var neuralNetwork = new NeuralNetworkBuilder(new ConnectionProperties(_weightGenerator),
new PerceptronProperties(_thresholdGenerator),
new AcceptanceMatcher(-0.049, 0.049))
.WithLayer(1).From(1).To(1)
.Build();
neuralNetwork.ExitValues = new ValueList<double> { 2.049 };
neuralNetwork.ExpectedExitValues = new ValueList<double> { 2 };
neuralNetwork.GetErrorForExit(1).Should().Be(0.0);
}
public void return_correct_error_value_for_an_exit_with_an_associated_expected_value()
{
var neuralNetwork = new NeuralNetworkBuilder(new ConnectionProperties(_weightGenerator),
new PerceptronProperties(_thresholdGenerator),
new AcceptanceMatcher(0.0, 0.0))
.WithLayer(1).From(1).To(1)
.Build();
neuralNetwork.EntryValues = new ValueList<double> { 1.0 };
neuralNetwork.ExitValues = new ValueList<double> { 0.5 };
neuralNetwork.ExpectedExitValues = new ValueList<double> { 0.8 };
neuralNetwork.GetErrorForExit(1).Should().BeApproximately(-0.30000000, 0.00000001);
}