restrictconstraint.java

这是一个CRF(条件随机域)算法的实现,希望能对从事算法的有些帮助.

/*
 * Created on Dec 3, 2004
 *
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 */
package iitb.CRF;

/**
 * @author Administrator
 *
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 */
public abstract class RestrictConstraint implements Constraint {
	public final int type() {return ALLOW_ONLY;}
    public abstract void startScan();
    public abstract boolean hasNext();
    public abstract void advance();
    public abstract int y();
    public abstract int yprev();
}