smile.nlp.collocation

Class BigramCollocation

java.lang.Object

smile.nlp.collocation.BigramCollocation

All Implemented Interfaces:

java.lang.Comparable<BigramCollocation>

public class BigramCollocation
extends java.lang.Object
implements java.lang.Comparable<BigramCollocation>

Collocations are expressions of multiple words which commonly co-occur. A bigram collocation is a pair of words w1 w2 that appear together with statistically significance.

Constructor Summary

Constructors

Constructor and Description
BigramCollocation(java.lang.String w1, java.lang.String w2, int frequency, double score) Constructor.

Method Summary

Modifier and Type	Method and Description
int	compareTo(BigramCollocation o)
boolean	equals(java.lang.Object obj)
int	frequency() Returns the frequency of bigram in the corpus.
int	hashCode()
double	score() Returns the chi-square statistical score of the collocation.
java.lang.String	toString()
java.lang.String	w1() Returns the first word of bigram.
java.lang.String	w2() Returns the second word of bigram.

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

BigramCollocation

public BigramCollocation(java.lang.String w1,
                         java.lang.String w2,
                         int frequency,
                         double score)

Constructor.

Parameters:

w1 - the first word of bigram.

w2 - the second word of bigram.

frequency - the frequency of bigram in the corpus.

score - the chi-square statistical score of collocation in a corpus.

Method Detail

w1

public java.lang.String w1()

Returns the first word of bigram.

w2

public java.lang.String w2()

Returns the second word of bigram.

frequency

public int frequency()

Returns the frequency of bigram in the corpus.

score

public double score()

Returns the chi-square statistical score of the collocation.

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object

equals

public boolean equals(java.lang.Object obj)

Overrides:

equals in class java.lang.Object

compareTo

public int compareTo(BigramCollocation o)

Specified by:

compareTo in interface java.lang.Comparable<BigramCollocation>