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