Example usage for org.apache.commons.math3.stat.descriptive DescriptiveStatistics getSortedValues

Introduction

In this page you can find the example usage for org.apache.commons.math3.stat.descriptive DescriptiveStatistics getSortedValues.

Prototype

public double[] getSortedValues() 

Source Link

Document

Returns the current set of values in an array of double primitives, sorted in ascending order.

Usage

From source file:de.fhg.igd.iva.explorer.main.CompareViewPanel.java

protected void updateSelection() {
    KnownColormap colormap = (KnownColormap) mapsCombo.getSelectedItem();

    cmView.setColormap(colormap);//from   w  w  w  .  j a  va 2s .c  o  m

    statsBars.removeAll();

    Map<ColormapQuality, Double> row = table.row(colormap);

    Insets insets = new Insets(0, 0, 0, 0);
    Insets insets5 = new Insets(0, 5, 0, 0);

    GridBagConstraints gbcName = new GridBagConstraints(0, 0, 1, 1, 0.0, 1.0, GridBagConstraints.LINE_START,
            GridBagConstraints.NONE, insets, 0, 0);
    GridBagConstraints gbcQual = new GridBagConstraints(1, 0, 1, 1, 0.0, 1.0, GridBagConstraints.LINE_END,
            GridBagConstraints.NONE, insets5, 0, 0);
    GridBagConstraints gbcRank = new GridBagConstraints(2, 0, 1, 1, 0.0, 1.0, GridBagConstraints.LINE_END,
            GridBagConstraints.NONE, insets5, 0, 0);
    GridBagConstraints gbcStatL = new GridBagConstraints(3, 0, 1, 1, 1.0, 1.0, GridBagConstraints.LINE_START,
            GridBagConstraints.NONE, insets5, 0, 0);
    GridBagConstraints gbcStatR = new GridBagConstraints(4, 0, 1, 1, 1.0, 1.0, GridBagConstraints.LINE_END,
            GridBagConstraints.NONE, insets5, 0, 0);
    GridBagConstraints gbcStat = new GridBagConstraints(3, 0, 2, 1, 1.0, 1.0, GridBagConstraints.LINE_START,
            GridBagConstraints.HORIZONTAL, insets5, 0, 0);

    statsBars.add(new JLabel("Name"), gbcName);
    statsBars.add(new JLabel("Score"), gbcQual);
    statsBars.add(new JLabel("Rank"), gbcRank);

    // maybe use a best/worst arrow down marker instead? unicode: \u2193
    statsBars.add(new JLabel("\u2190Worse"), gbcStatL);
    statsBars.add(new JLabel("Better\u2192"), gbcStatR);

    GridBagConstraints gbcSpace = new GridBagConstraints(0, 1, 5, 1, 1.0, 1.0, GridBagConstraints.LINE_START,
            GridBagConstraints.HORIZONTAL, new Insets(0, 0, 5, 0), 0, 0);
    JSeparator spacing = new JSeparator(SwingConstants.HORIZONTAL);
    statsBars.add(spacing, gbcSpace);

    int count = table.rowKeySet().size();

    int rowIdx = 2;
    for (ColormapQuality metric : row.keySet()) {
        double quality = row.get(metric);
        DescriptiveStatistics stats = computeStats(metric);
        int index = Arrays.binarySearch(stats.getSortedValues(), quality);

        int rank = metric.moreIsBetter() ? count - index : index + 1;

        gbcName = (GridBagConstraints) gbcName.clone();
        gbcQual = (GridBagConstraints) gbcQual.clone();
        gbcRank = (GridBagConstraints) gbcRank.clone();
        gbcStat = (GridBagConstraints) gbcStat.clone();

        gbcName.gridy = rowIdx;
        gbcQual.gridy = rowIdx;
        gbcRank.gridy = rowIdx;
        gbcStat.gridy = rowIdx;

        statsBars.add(new JLabel(metric.getName()), gbcName);
        statsBars.add(new JLabel(String.format("%.2f", quality)), gbcQual);
        statsBars.add(new JLabel(Integer.toString(rank)), gbcRank);
        statsBars.add(new JStatBar(metric, stats, quality), gbcStat);
        rowIdx++;
    }

    // I find it strange that both revalidate and repaint must be explicitly called here
    revalidate();
    repaint();
}

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From source file:org.orbisgis.view.toc.actions.cui.legend.stats.Thresholds.java

/**
 * This method ://from  w  w  w.j a  v  a 2 s. c  o m
 * - Feeds the given SortedSet with the mean of the given statistics.
 * - Calls itself recursively on the two subset obtained by dividing the set around its mean, if lev > 0.
 * @param inpStat The input statistics
 * @param toFeed The SortedSet we want to feed
 * @param lev The remaining number of levels we have to process.
 */
private void computeBoxedMeans(DescriptiveStatistics inpStat, SortedSet<Double> toFeed, int lev) {
    double[] input = inpStat.getSortedValues();
    double mean = inpStat.getMean();
    toFeed.add(mean);
    if (lev > 0) {
        int i = Arrays.binarySearch(input, mean);
        int ind = i < 0 ? -i - 1 : i;
        double[] first = Arrays.copyOf(input, ind);
        double[] tail = Arrays.copyOfRange(input, ind, input.length);
        computeBoxedMeans(new DescriptiveStatistics(first), toFeed, lev - 1);
        computeBoxedMeans(new DescriptiveStatistics(tail), toFeed, lev - 1);
    }
}

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