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MALLET is a Java-based package for statistical natural language processing, document classification, clustering, topic modeling, information extraction, and other machine learning applications to text.

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/* Copyright (C) 2003 Univ. of Massachusetts Amherst, Computer Science Dept.
   This file is part of "MALLET" (MAchine Learning for LanguagE Toolkit).
   http://www.cs.umass.edu/~mccallum/mallet
   This software is provided under the terms of the Common Public License,
   version 1.0, as published by http://www.opensource.org.  For further
   information, see the file `LICENSE' included with this distribution. */
package cc.mallet.grmm.util;

import gnu.trove.TIntObjectHashMap;
import gnu.trove.TObjectProcedure;
import gnu.trove.TIntObjectIterator;

import java.io.Serializable;
import java.io.ObjectOutputStream;
import java.io.IOException;
import java.io.ObjectInputStream;

/**
 * Hash map that maps integer pairs to objects.
 * This uses much less space than an 2d array, if the mapping is sparse.
 *
 * Created: Dec 14, 2005
 *
 * @author © 2015 - 2025 Weber Informatics LLC | Privacy Policy