edu.umass.cs.mallet.base.classify

Class Trial

java.lang.Object

edu.umass.cs.mallet.base.classify.Trial

public class Trial
extends Object

A convenience class for running an instance list through a classifier and storing the instancelist, the classifier, and the resulting classifications of each instance. Also has methods for computing f1 and accuracy over the classifications. Some similar functionality is in Classifier itself.

Author:

Andrew McCallum mccallum@cs.umass.edu

See Also:

InstanceList, Classifier, Classification

Constructor Summary

Constructors

Constructor and Description
Trial(Classifier c, InstanceList ilist)

Method Summary

Modifier and Type	Method and Description
double	accuracy()
Classification	getClassification(int i)
Classifier	getClassifier()
double	labelF1(String label)
int	size()
ArrayList	toArrayList()

Methods inherited from class java.lang.Object

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

Constructor Detail

Trial

public Trial(Classifier c,
             InstanceList ilist)

Method Detail

size

public int size()

getClassification

public final Classification getClassification(int i)

getClassifier

public Classifier getClassifier()

toArrayList

public ArrayList toArrayList()

labelF1

public double labelF1(String label)

accuracy

public double accuracy()