package tclass;   import java.io.*; /**  * Represents a vector of clusters.   *  *   * @author Waleed Kadous  * @version $Id: ClusterVecI.java,v 1.1.1.1 2002/06/28 07:36:16 waleed Exp $  */public interface ClusterVecI extends Serializable, Cloneable {     /** Get the number of clusters described in this set.      *     * @return number of clusters.      */         public int size();         /**      * Creates a copy of this object     *     * @return A shallow copy of the current object.      */     public Object clone();     /**     * Get a cluster by index.     *     * @param i Tndex of the cluster you want.  <code>0 &lt;= i &lt; this.size()</code>     * @return The <i>i</i>th element if i is valid, and null otherwise.      *     */     public ClusterI elAt(int i);         /**     * Call findMatch on each cluster to find the whole best thingie      *     */     /*    public StreamAttValI matchAll(StreamI si, StreamEventsI sei); */    public ClusterMem findBestLabel(EventI event); }