fixedngram.java

Boosting算法软件包

package jboost.examples.ngram;

import java.util.Arrays;

/**
 * Class for fixed ngrams
 *
 * @author Rob Schapire (rewritten by Aaron Arvey)
 */

public class FixedNgram extends AbstractNgram {

    /**
     * Ngrams are constructed from the string s and have
     * size n.
     * @param s string from which ngrams are constructed
     * @param n size of all ngrams returned
     */

    public FixedNgram(String s, int n) {
	super(s);
	boolean[] pat = new boolean[n];
	Arrays.fill(pat, true);
	enumer = new PatternNgram(words, pat);
    }

    public boolean hasMoreElements() {
	return enumer.hasMoreElements();
    }

}