ISupportSdcaLoss.DualLoss(Single, Single) Method

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Definition

Namespace:
Microsoft.ML.Trainers
Assembly:
Microsoft.ML.Data.dll
Package:
Microsoft.ML v3.0.1
Package:
Microsoft.ML v1.0.0
Package:
Microsoft.ML v1.1.0
Package:
Microsoft.ML v1.2.0
Package:
Microsoft.ML v1.3.1
Package:
Microsoft.ML v1.4.0
Package:
Microsoft.ML v1.5.5
Package:
Microsoft.ML v1.6.0
Package:
Microsoft.ML v1.7.0
Package:
Microsoft.ML v2.0.0

The dual loss function for a training example. If f(x) denotes the loss function on an individual training example, then this function returns -f*(-x*), where f*(x*) is the Fenchel conjugate of f(x).

public double DualLoss (float label, float dual);
abstract member DualLoss : single * single -> double
Public Function DualLoss (label As Single, dual As Single) As Double

Parameters

label
Single

The label of the example.

dual
Single

The dual variable of the example.

Returns

Double

Applies to