public void TestHessianEpsilon()
{
double functionepsilon = 1e-8;
EndCriteria ec = new EndCriteria(100, functionepsilon, 100, 100);
Assert.AreEqual(ec.minHessianEpsilon, functionepsilon);
Assert.IsTrue(!ec.CheckHessianEpsilon(functionepsilon * 2));
Assert.AreEqual(ec.Criteria, EndCriteria.CriteriaType.None);
Assert.IsTrue(ec.CheckHessianEpsilon(functionepsilon / 2));
Assert.AreEqual(ec.Criteria, EndCriteria.CriteriaType.HessianEpsilon);
ec.Reset();
Assert.AreEqual(ec.Criteria, EndCriteria.CriteriaType.None);
}
public void TestGradientEpsilon()
{
double functionepsilon = 1e-8;
var ec = new EndCriteria(100, functionepsilon, 100, 100);
Assert.AreEqual(ec.minGradientEpsilon, functionepsilon);
Assert.IsTrue(!ec.CheckGradientEpsilon(functionepsilon * 2));
Assert.AreEqual(ec.Criteria, EndCriteria.CriteriaType.None);
Assert.IsTrue(ec.CheckGradientEpsilon(functionepsilon / 2));
Assert.AreEqual(ec.Criteria, EndCriteria.CriteriaType.GradientEpsilon);
ec.Reset();
Assert.AreEqual(ec.Criteria, EndCriteria.CriteriaType.None);
}
public void TestStationaryHessianCounter()
{
int maxstationarypoint = 1;
EndCriteria ec = new EndCriteria(100, 1e-8, 100, maxstationarypoint);
Assert.AreEqual(ec.maxStationaryHessianIterations, maxstationarypoint);
Assert.IsTrue(!ec.CheckStationaryHessian(1.0, 1.0));
Assert.AreEqual(ec.Criteria, EndCriteria.CriteriaType.None);
Assert.IsTrue(ec.CheckStationaryHessian(1.0, 1.0));
Assert.AreEqual(ec.Criteria, EndCriteria.CriteriaType.StationaryHessian);
ec.Reset();
Assert.AreEqual(ec.stationaryHessianIterationsCounter, 0);
Assert.IsTrue(!ec.CheckStationaryHessian(1.0, 1.0));
Assert.AreEqual(ec.Criteria, EndCriteria.CriteriaType.None);
}
public void TestGradientEvaluationCounter()
{
int maxeval = 2;
EndCriteria ec = new EndCriteria(100, 1e-8, maxeval, 100);
Assert.AreEqual(ec.maxGradientEvaluation, maxeval);
ec.gradientEvaluationCounter++;
Assert.IsTrue(!ec.CheckGradientEvaluations());
Assert.AreEqual(ec.Criteria, EndCriteria.CriteriaType.None);
ec.gradientEvaluationCounter++;
Assert.IsTrue(ec.CheckGradientEvaluations());
Assert.AreEqual(ec.Criteria, EndCriteria.CriteriaType.MaximumGradientEvaluation);
ec.Reset();
Assert.AreEqual(ec.gradientEvaluationCounter, 0);
Assert.IsTrue(!ec.CheckGradientEvaluations());
Assert.AreEqual(ec.Criteria, EndCriteria.CriteriaType.None);
}
public void TestIterationCounter()
{
int maxiter = 2;
EndCriteria ec = new EndCriteria(maxiter, 1e-8, 100, 100);
Assert.AreEqual(ec.maxIteration, maxiter);
ec.iterationCounter++;
Assert.IsTrue(!ec.CheckIterations());
Assert.AreEqual(ec.Criteria, EndCriteria.CriteriaType.None);
ec.iterationCounter++;
Assert.IsTrue(ec.CheckIterations());
Assert.AreEqual(ec.Criteria, EndCriteria.CriteriaType.MaximumIteration);
ec.Reset();
Assert.AreEqual(ec.iterationCounter, 0);
Assert.IsTrue(!ec.CheckIterations());
Assert.AreEqual(ec.Criteria, EndCriteria.CriteriaType.None);
}
public void TestFunctionEvaluationCounter()
{
int maxeval = 2;
var ec = new EndCriteria(100, 1e-8, maxeval, 100);
Assert.AreEqual(ec.maxFunctionEvaluation, maxeval);
ec.functionEvaluationCounter++;
Assert.IsTrue(!ec.CheckFunctionEvaluations());
Assert.AreEqual(ec.Criteria, EndCriteria.CriteriaType.None);
ec.functionEvaluationCounter++;
Assert.IsTrue(ec.CheckFunctionEvaluations());
Assert.AreEqual(ec.Criteria, EndCriteria.CriteriaType.MaximumFunctionEvaluation);
ec.Reset();
Assert.AreEqual(ec.functionEvaluationCounter, 0);
Assert.IsTrue(!ec.CheckFunctionEvaluations());
Assert.AreEqual(ec.Criteria, EndCriteria.CriteriaType.None);
}
