Examples of VectorialMean

Examples of org.apache.commons.math.stat.descriptive.moment.VectorialMean

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        }
    }

    public void testMeanAndCovariance() throws DimensionMismatchException {

        VectorialMean meanStat = new VectorialMean(mean.length);
        VectorialCovariance covStat = new VectorialCovariance(mean.length, true);
        for (int i = 0; i < 5000; ++i) {
            double[] v = generator.nextVector();
            meanStat.increment(v);
            covStat.increment(v);
        }

        double[] estimatedMean = meanStat.getResult();
        RealMatrix estimatedCovariance = covStat.getResult();
        for (int i = 0; i < estimatedMean.length; ++i) {
            assertEquals(mean[i], estimatedMean[i], 0.07);
            for (int j = 0; j <= i; ++j) {
                assertEquals(covariance.getEntry(i, j),
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Examples of org.apache.commons.math.stat.descriptive.moment.VectorialMean

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        generator = null;
    }

    public void testMeanAndCorrelation() throws DimensionMismatchException {

        VectorialMean meanStat = new VectorialMean(mean.length);
        VectorialCovariance covStat = new VectorialCovariance(mean.length, true);
        for (int i = 0; i < 10000; ++i) {
            double[] v = generator.nextVector();
            meanStat.increment(v);
            covStat.increment(v);
        }

        double[] estimatedMean = meanStat.getResult();
        double scale;
        RealMatrix estimatedCorrelation = covStat.getResult();
        for (int i = 0; i < estimatedMean.length; ++i) {
            assertEquals(mean[i], estimatedMean[i], 0.07);
            for (int j = 0; j < i; ++j) {
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Examples of org.apache.commons.math.stat.descriptive.moment.VectorialMean

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        }
    }

    public void testMeanAndCovariance() throws DimensionMismatchException {

        VectorialMean meanStat = new VectorialMean(mean.length);
        VectorialCovariance covStat = new VectorialCovariance(mean.length, true);
        for (int i = 0; i < 5000; ++i) {
            double[] v = generator.nextVector();
            meanStat.increment(v);
            covStat.increment(v);
        }

        double[] estimatedMean = meanStat.getResult();
        RealMatrix estimatedCovariance = covStat.getResult();
        for (int i = 0; i < estimatedMean.length; ++i) {
            assertEquals(mean[i], estimatedMean[i], 0.07);
            for (int j = 0; j <= i; ++j) {
                assertEquals(covariance.getEntry(i, j),
View Full Code Here

Examples of org.apache.commons.math.stat.descriptive.moment.VectorialMean

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        }
    }

    public void testMeanAndCovariance() throws DimensionMismatchException {

        VectorialMean meanStat = new VectorialMean(mean.length);
        VectorialCovariance covStat = new VectorialCovariance(mean.length, true);
        for (int i = 0; i < 5000; ++i) {
            double[] v = generator.nextVector();
            meanStat.increment(v);
            covStat.increment(v);
        }

        double[] estimatedMean = meanStat.getResult();
        RealMatrix estimatedCovariance = covStat.getResult();
        for (int i = 0; i < estimatedMean.length; ++i) {
            assertEquals(mean[i], estimatedMean[i], 0.07);
            for (int j = 0; j <= i; ++j) {
                assertEquals(covariance.getEntry(i, j),
View Full Code Here

Examples of org.apache.commons.math.stat.descriptive.moment.VectorialMean

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        generator = null;
    }

    public void testMeanAndCorrelation() throws DimensionMismatchException {

        VectorialMean meanStat = new VectorialMean(mean.length);
        VectorialCovariance covStat = new VectorialCovariance(mean.length, true);
        for (int i = 0; i < 10000; ++i) {
            double[] v = generator.nextVector();
            meanStat.increment(v);
            covStat.increment(v);
        }

        double[] estimatedMean = meanStat.getResult();
        double scale;
        RealMatrix estimatedCorrelation = covStat.getResult();
        for (int i = 0; i < estimatedMean.length; ++i) {
            assertEquals(mean[i], estimatedMean[i], 0.07);
            for (int j = 0; j < i; ++j) {
View Full Code Here

Examples of org.apache.commons.math.stat.descriptive.moment.VectorialMean

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        }
    }

    public void testMeanAndCovariance() throws DimensionMismatchException {

        VectorialMean meanStat = new VectorialMean(mean.length);
        VectorialCovariance covStat = new VectorialCovariance(mean.length, true);
        for (int i = 0; i < 5000; ++i) {
            double[] v = generator.nextVector();
            meanStat.increment(v);
            covStat.increment(v);
        }

        double[] estimatedMean = meanStat.getResult();
        RealMatrix estimatedCovariance = covStat.getResult();
        for (int i = 0; i < estimatedMean.length; ++i) {
            assertEquals(mean[i], estimatedMean[i], 0.07);
            for (int j = 0; j <= i; ++j) {
                assertEquals(covariance.getEntry(i, j),
View Full Code Here

Examples of org.apache.commons.math.stat.descriptive.moment.VectorialMean

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        generator = null;
    }

    public void testMeanAndCorrelation() throws DimensionMismatchException {

        VectorialMean meanStat = new VectorialMean(mean.length);
        VectorialCovariance covStat = new VectorialCovariance(mean.length, true);
        for (int i = 0; i < 10000; ++i) {
            double[] v = generator.nextVector();
            meanStat.increment(v);
            covStat.increment(v);
        }

        double[] estimatedMean = meanStat.getResult();
        double scale;
        RealMatrix estimatedCorrelation = covStat.getResult();
        for (int i = 0; i < estimatedMean.length; ++i) {
            assertEquals(mean[i], estimatedMean[i], 0.07);
            for (int j = 0; j < i; ++j) {
View Full Code Here

Examples of org.apache.commons.math.stat.descriptive.moment.VectorialMean

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        try {
            // store the points into the simplex
            buildSimplex(vertices);

            // compute the statistical properties of the simplex points
            VectorialMean meanStat = new VectorialMean(vertices[0].length);
            VectorialCovariance covStat = new VectorialCovariance(vertices[0].length, true);
            for (int i = 0; i < vertices.length; ++i) {
                meanStat.increment(vertices[i]);
                covStat.increment(vertices[i]);
            }
            double[] mean = meanStat.getResult();
            RealMatrix covariance = covStat.getResult();
           

            RandomGenerator rg = new JDKRandomGenerator();
            rg.setSeed(seed);
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Examples of org.apache.commons.math3.stat.descriptive.moment.VectorialMean

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    }

    @Test
    public void testMeanAndCovariance() {

        VectorialMean meanStat = new VectorialMean(mean.length);
        VectorialCovariance covStat = new VectorialCovariance(mean.length, true);
        for (int i = 0; i < 5000; ++i) {
            double[] v = generator.nextVector();
            meanStat.increment(v);
            covStat.increment(v);
        }

        double[] estimatedMean = meanStat.getResult();
        RealMatrix estimatedCovariance = covStat.getResult();
        for (int i = 0; i < estimatedMean.length; ++i) {
            Assert.assertEquals(mean[i], estimatedMean[i], 0.07);
            for (int j = 0; j <= i; ++j) {
                Assert.assertEquals(covariance.getEntry(i, j),
View Full Code Here

Examples of org.apache.commons.math3.stat.descriptive.moment.VectorialMean

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    }

    @Test
    public void testMeanAndCorrelation() {

        VectorialMean meanStat = new VectorialMean(mean.length);
        VectorialCovariance covStat = new VectorialCovariance(mean.length, true);
        for (int i = 0; i < 10000; ++i) {
            double[] v = generator.nextVector();
            meanStat.increment(v);
            covStat.increment(v);
        }

        double[] estimatedMean = meanStat.getResult();
        double scale;
        RealMatrix estimatedCorrelation = covStat.getResult();
        for (int i = 0; i < estimatedMean.length; ++i) {
            Assert.assertEquals(mean[i], estimatedMean[i], 0.07);
            for (int j = 0; j < i; ++j) {
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