marf.Stats
Class Ngram

java.lang.Object
  |
  +--marf.Stats.StatisticalObject
        |
        +--marf.Stats.WordStats
              |
              +--marf.Stats.Observation
                    |
                    +--marf.Stats.Ngram

All Implemented Interfaces:

java.io.Serializable

public class Ngram

extends Observation

N-gram Observation.

$Id: Ngram.java,v 1.14 2005/08/14 01:15:56 mokhov Exp $

Since:

0.3.0.2

Version:

$Revision: 1.14 $

Author:

Serguei Mokhov

See Also:

Serialized Form

Field Summary

Fields inherited from class marf.Stats.Observation

bSeen, dPosteriorProbability, dPriorProbability

Fields inherited from class marf.Stats.StatisticalObject

iFrequency, iRank

Constructor Summary

Ngram()
Constructs an unigram.

Ngram(int piSize)
Constructs an N-gram of the specified size.

Ngram(marf.Stats.Ngram[] paNgramElements)
Constructs an N-gram out of the N-gram elements.

Method Summary

void	addNgram(marf.Stats.Ngram poNgram) Adds an N-gram at the end of the N-gram elements array.
static java.lang.String	getMARFSourceCodeRevision() Returns source code revision information.
int	getSize() Retrievs the size of the N-gram.
void	setNgram(int piIndex, marf.Stats.Ngram poNgram) Sets an N-gram at a specified index.

Methods inherited from class marf.Stats.WordStats

getLexeme

Methods inherited from class marf.Stats.StatisticalObject

getFrequency, getRank, incFrequency, incRank, setRank

Methods inherited from class java.lang.Object

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

Constructor Detail

Ngram

public Ngram()

Constructs an unigram.

Ngram

public Ngram(int piSize)

Constructs an N-gram of the specified size.

Parameters:

piSize - N

Ngram

public Ngram(marf.Stats.Ngram[] paNgramElements)

Constructs an N-gram out of the N-gram elements. Makes a deep copy of the parameter array.

Parameters:

paNgramElements -

Method Detail

setNgram

public void setNgram(int piIndex,
                     marf.Stats.Ngram poNgram)

Sets an N-gram at a specified index.

Parameters:

piIndex - the index

poNgram - the n-gram

addNgram

public void addNgram(marf.Stats.Ngram poNgram)

Adds an N-gram at the end of the N-gram elements array.

Parameters:

poNgram - the N-gram to add.

getSize

public final int getSize()

Retrievs the size of the N-gram.

Returns:

N

getMARFSourceCodeRevision

public static java.lang.String getMARFSourceCodeRevision()

Returns source code revision information.

Returns:

revision string