6 references to LogGamma
Microsoft.ML.Core (4)
Utilities\MathUtils.cs (4)
353
return
LogGamma
(n + 1);
431
return Math.Exp(
LogGamma
(a) +
LogGamma
(b) -
LogGamma
(a + b));
Microsoft.ML.Data (1)
Utils\LossFunctions.cs (1)
633
return output - label * Math.Log(output) + MathUtils.
LogGamma
(label);
Microsoft.ML.StandardTrainers (1)
Standard\PoissonRegression\PoissonRegression.cs (1)
147
_lossNormalizer += MathUtils.
LogGamma
(label + 1);