com.googlecode.jweb1t

Class FrequencyDistribution<T>

java.lang.Object

com.googlecode.jweb1t.FrequencyDistribution<T>

public class FrequencyDistribution<T>
extends Object

Represents a frequency distribution as a efficient map (inspired by nltk.probability.FreqDist).

Author:

zesch

Constructor Summary

Constructors

Constructor and Description
FrequencyDistribution()
FrequencyDistribution(Iterable<T> aIterable)

Method Summary

Modifier and Type	Method and Description
void	addSample(T aSample, long aNumber)
boolean	contains(T aSample)
long	getB()
long	getCount(T aSample)
Set<T>	getKeys()
long	getN()
void	inc(T aSample)
void	incAll(Iterable<T> aIterable)
String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

FrequencyDistribution

public FrequencyDistribution()

FrequencyDistribution

public FrequencyDistribution(Iterable<T> aIterable)

Method Detail

contains

public boolean contains(T aSample)

inc

public void inc(T aSample)

incAll

public void incAll(Iterable<T> aIterable)

getN

public long getN()

Returns:

The total number of sample outcomes that have been recorded by this FreqDist.

getB

public long getB()

Returns:

The total number of sample values (or bins) that have counts greater than zero.

getCount

public long getCount(T aSample)

getKeys

public Set<T> getKeys()

addSample

public void addSample(T aSample,
                      long aNumber)

toString

public String toString()

Overrides:

toString in class Object