org.apache.ignite.ml.selection.scoring.metric

Class Precision<L>

java.lang.Object

org.apache.ignite.ml.selection.scoring.metric.Precision<L>

Type Parameters:

L - Type of a label (truth or prediction).

All Implemented Interfaces:

Metric<L>

public class Precision<L>
extends Object
implements Metric<L>

Precision calculator.

Constructor Summary

Constructors

Constructor and Description
Precision(L clsLb) The class of interest or positive class.

Method Summary

Modifier and Type	Method and Description
double	score(Iterator<LabelPair<L>> it) Calculates score.

Methods inherited from class java.lang.Object

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

Constructor Detail

Precision

public Precision(L clsLb)

The class of interest or positive class.

Parameters:

clsLb - The label.

Method Detail

score

public double score(Iterator<LabelPair<L>> it)

Calculates score.

Specified by:

score in interface Metric<L>

Parameters:

it - Iterator that supplies pairs of truth values and predicated.

Returns:

Score.