01 /*
02 * $Id: FFTSample.java,v 1.7 2008/02/02 03:06:26 koga Exp $
03 *
04 * Copyright (C) 2004 Koga Laboratory. All rights reserved.
05 *
06 */
07 package matxbook.chap20;
08
09 import org.mklab.nfc.matrix.DoubleMatrix;
10 import org.mklab.nfc.matrix.Matrix;
11
12
13 /**
14 * @author koga
15 * @version $Revision: 1.7 $, 2004/05/07
16 */
17 public class FFTSample {
18
19 /**
20 * メインメソッド
21 *
22 * @param args コマンドライン引数
23 */
24 @SuppressWarnings("nls")
25 public static void main(String[] args) {
26 DoubleMatrix x = new DoubleMatrix(new double[] {5, 4, 8, -8, 2, 0, 0, 0}).transpose();
27 Matrix xx = x.fft();
28 xx.print("fft(x)");
29 }
30 }
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