com.yahoo.egads.utilities.TestSpectralMethods.java Source code

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Here is the source code for com.yahoo.egads.utilities.TestSpectralMethods.java

Source

/*
 * Copyright 2015, Yahoo Inc.
 * Copyrights licensed under the GPL License.
 * See the accompanying LICENSE file for terms.
 */

package com.yahoo.egads.utilities;

import java.util.Arrays;

import org.apache.commons.math3.linear.MatrixUtils;
import org.apache.commons.math3.linear.RealMatrix;
import org.testng.annotations.Test;

public class TestSpectralMethods {
    @Test
    public void f() {
        double[][] mat = { { 1, 2 }, { 3, 2 }, { 2, 5 }, { 7, 8 }, { 3, 4 }, { 8, 9 }, { 3, 3 } };
        RealMatrix data = MatrixUtils.createRealMatrix(mat);

        RealMatrix res = SpectralMethods.createHankelMatrix(data, 3);
        for (int i = 0; i < res.getRowDimension(); ++i) {
            System.out.println(Arrays.toString(res.getRow(i)));
        }

        RealMatrix data2 = SpectralMethods.averageHankelMatrix(res, 3);
        for (int i = 0; i < data2.getRowDimension(); ++i) {
            System.out.println(Arrays.toString(data2.getRow(i)));
        }
    }
}