Example usage for org.jfree.data.statistics BoxAndWhiskerItem getMedian

Introduction

In this page you can find the example usage for org.jfree.data.statistics BoxAndWhiskerItem getMedian.

Prototype

public Number getMedian() 

Source Link

Document

Returns the median.

Usage

From source file:gui.TraitViewerDialog.java

private String showBoxAndWhiskerItem(BoxAndWhiskerItem a) {
    String r = "";
    r += "mean: " + a.getMean() + "\n";
    r += "median: " + a.getMedian() + "\n";
    r += "25%: " + a.getQ1() + "\n";
    r += "75%: " + a.getQ3() + "\n";
    r += "minreg: " + a.getMinRegularValue() + "\n";
    r += "maxreg: " + a.getMaxRegularValue() + "\n";
    r += "minoutl: " + a.getMinOutlier() + "\n";
    r += "maxoutl: " + a.getMaxOutlier() + "\n";
    if (a.getOutliers() != null) {
        r += "outliers: " + a.getOutliers().toString() + "\n";
    }/*from  ww w  .  ja  v a  2  s  . c om*/
    return r;
}

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From source file:gui.TraitViewerDialog.java

@SuppressWarnings("rawtypes")
private ChartPanel getChart(int selectedRow) {

    ArrayList<Float> data = new ArrayList<Float>();
    for (float[] row : tFile.getRows()) {
        if (row[selectedRow + 1] != (float) -99.0) {
            data.add(row[selectedRow + 1]);
        }/*from   w w  w  .  ja  va 2  s  .co m*/
    }
    BoxAndWhiskerItem a = BoxAndWhiskerCalculator.calculateBoxAndWhiskerStatistics(data);
    java.util.List l = new ArrayList(0);

    a = new BoxAndWhiskerItem(a.getMean(), a.getMedian(), a.getQ1(), a.getQ3(), a.getMinRegularValue(),
            a.getMaxRegularValue(), a.getMinRegularValue(), a.getMaxRegularValue(), l);
    traitstats.setText(showBoxAndWhiskerItem(a));

    DefaultBoxAndWhiskerCategoryDataset ds2 = new DefaultBoxAndWhiskerCategoryDataset();

    ds2.add(a, (Comparable) 1, (Comparable) 1);
    JFreeChart chart = ChartFactory.createBoxAndWhiskerChart(null, null, null, ds2, false);

    chart.removeLegend();

    // XYPlot plot = chart.getXYPlot();
    CategoryPlot plot = chart.getCategoryPlot();
    plot.getDomainAxis().setVisible(false);
    BoxAndWhiskerRenderer b = (BoxAndWhiskerRenderer) plot.getRenderer();
    // b.setFillBox(false);
    b.setSeriesPaint(0, new Color(236, 55, 169));
    b.setSeriesOutlinePaint(1, new Color(131, 79, 112));
    b.setBaseOutlineStroke(new BasicStroke(1.0f));
    // b.get
    b.setWhiskerWidth(0.8);
    b.setBaseOutlinePaint(new Color(84, 144, 201));
    b.setDefaultEntityRadius(2);
    b.setMaximumBarWidth(0.18);

    ChartPanel chartPanel = new ChartPanel(chart);
    chartPanel.setPopupMenu(null);
    return chartPanel;
}

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From source file:org.jfree.data.statistics.DefaultBoxAndWhiskerXYDataset.java

/**
 * Returns the median-value for the specified series and item.
 *
 * @param series  the series (zero-based index).
 * @param item  the item (zero-based index).
 *
 * @return The median-value for the specified series and item.
 *//*from   w w  w .j  a  v a 2  s. c o  m*/
@Override
public Number getMedianValue(int series, int item) {
    Number result = null;
    BoxAndWhiskerItem stats = this.items.get(item);
    if (stats != null) {
        result = stats.getMedian();
    }
    return result;
}

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From source file:org.jfree.data.statistics.DefaultBoxAndWhiskerCategoryDataset.java

/**
 * Returns the median value for an item.
 *
 * @param row  the row index (zero-based).
 * @param column  the column index (zero-based).
 *
 * @return The median value./*  w w  w.  j a v a 2 s .com*/
 *
 * @see #getItem(int, int)
 */
@Override
public Number getMedianValue(int row, int column) {
    Number result = null;
    BoxAndWhiskerItem item = (BoxAndWhiskerItem) this.data.getObject(row, column);
    if (item != null) {
        result = item.getMedian();
    }
    return result;
}

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From source file:org.jfree.data.statistics.DefaultBoxAndWhiskerCategoryDataset.java

/**
 * Returns the median value for an item.
 *
 * @param rowKey  the row key.//  w w w  .  ja  va 2  s  . com
 * @param columnKey  the columnKey.
 *
 * @return The median value.
 *
 * @see #getItem(int, int)
 */
@Override
public Number getMedianValue(Comparable rowKey, Comparable columnKey) {
    Number result = null;
    BoxAndWhiskerItem item = (BoxAndWhiskerItem) this.data.getObject(rowKey, columnKey);
    if (item != null) {
        result = item.getMedian();
    }
    return result;
}

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