public void ShouldHaveCorrectNetValuesInverseWithOffsetPast0()
{
var myFunction = new SigmoidFunction(new SigmoidFunctionConfig
{
offset = 0f,
range = 10f,
yRange = 1f
});
var offsettedValue = 0.988565420571308328;
var expectedValueTable = new Dictionary <float, float>
{
{ 0f, (float)(0 - offsettedValue) },
{ -1f, (float)(-0.99576033664861238091444299431088089366184175169765377856 - offsettedValue) },
{ -2f, (float)(-1.99419611796465617607528580607077258667289101133381732908 - offsettedValue) },
{ -6f, (float)(-5.99330135307220032534204550450772727429328160638888197171 - offsettedValue) },
{ -7f, (float)(-6.99329079570435966418901789133356611158827908472468216254 - offsettedValue) },
{ -10f, (float)(-9.99328495741315564510406920928653520521498975323882941468 - offsettedValue) },
};
foreach (var expectedPair in expectedValueTable)
{
Assert.AreEqual(expectedPair.Key, myFunction.GetPointFromNetExtraValueFromPoint(expectedPair.Value, 1), 1e-5);
}
}
public void ShouldHaveCorrectNetValuesInverseWithOffset()
{
var myFunction = new SigmoidFunction(new SigmoidFunctionConfig
{
offset = 0f,
range = 10f,
yRange = 1f
});
var offsettedValue = 0.988565420571308328;
var expectedValueTable = new Dictionary <float, float>
{
{ 0f, (float)(0 - offsettedValue) },
{ 1f, (float)(0.988565420571308328 - offsettedValue) },
{ 2f, (float)(1.958127996915376009 - offsettedValue) },
{ 6f, (float)(4.693453660970895236 - offsettedValue) },
{ 7f, (float)(4.879787337446145572 - offsettedValue) },
{ 10f, (float)(5f - offsettedValue) },
};
foreach (var expectedPair in expectedValueTable)
{
Assert.AreEqual(expectedPair.Key, myFunction.GetPointFromNetExtraValueFromPoint(expectedPair.Value, 1), 1e-5);
}
}
public void ShouldHaveCorrectNetValuesInverseWhenPastLimitOfIntegral()
{
var myFunction = new SigmoidFunction(new SigmoidFunctionConfig
{
offset = 0f,
range = 10f,
yRange = 1f
});
var expectedValueTable = new Dictionary <float, float>
{
{ float.MaxValue, (float)(100f) },
};
foreach (var expectedPair in expectedValueTable)
{
Assert.AreEqual(expectedPair.Key, myFunction.GetPointFromNetExtraValueFromPoint(expectedPair.Value, 1), 1e-5);
}
}
