Boxcar.java

/*
 * $Id: Boxcar.java,v 1.9 2008/03/08 00:17:40 koga Exp $
 * 
 * Copyright (C) 2004 Koga Laboratory. All rights reserved.
 */
package org.mklab.tool.signal;

import org.mklab.nfc.matrix.DoubleMatrix;


/**
 * 矩形窓を求めるクラスです。
 * 
 * <p> Rectangular window
 * 
 * @author koga
 * @version $Revision: 1.9 $
 * @see org.mklab.tool.signal.Bartlett
 * @see org.mklab.tool.signal.Blackman
 */
public class Boxcar {

  /**
   * <code>length</code>点の矩形窓を返します。
   * 
   * @param length 窓の長さ
   * @return 矩形窓 (rectangular window)
   */
  public static DoubleMatrix boxcar(int length) {
    DoubleMatrix window = DoubleMatrix.ones(1, length);
    return window;
  }

}