smile.validation

Class Fallout

java.lang.Object

smile.validation.Fallout

All Implemented Interfaces:

ClassificationMeasure

public class Fallout
extends Object
implements ClassificationMeasure

Fall-out, false alarm rate, or false positive rate (FPR)

FPR = FP / N = FP / (FP + TN)

Fall-out is actually Type I error and closely related to specificity (1 - specificity).

Author:

Haifeng Li

Constructor Summary

Constructors

Constructor and Description
Fallout()

Method Summary

Methods

Modifier and Type	Method and Description
double	measure(int[] truth, int[] prediction) Returns an index to measure the quality of classification.
String	toString()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

Fallout

public Fallout()

Method Detail

measure

public double measure(int[] truth,
             int[] prediction)

Description copied from interface: ClassificationMeasure

Returns an index to measure the quality of classification.

Specified by:

measure in interface ClassificationMeasure

Parameters:

truth - the true class labels.

prediction - the predicted class labels.

toString

public String toString()

Overrides:

toString in class Object