Example usage for org.apache.commons.math.util ResizableDoubleArray getElements

Introduction

In this page you can find the example usage for org.apache.commons.math.util ResizableDoubleArray getElements.

Prototype

public synchronized double[] getElements() 

Source Link

Document

Returns a double array containing the elements of this ResizableArray.

Usage

From source file:edu.harvard.med.screensaver.analysis.ZScoreFunction.java

public void initializeAggregates(Collection<Double> valuesToNormalizeOverController) {
    ResizableDoubleArray tmpDoubleValues = new ResizableDoubleArray();
    for (Double value : valuesToNormalizeOverController) {
        tmpDoubleValues.addElement(value);
    }//from   ww  w .j  av a  2 s . c om
    _stdDev = new StandardDeviation().evaluate(tmpDoubleValues.getElements());
    _mean = new Mean().evaluate(tmpDoubleValues.getElements());
    _initialized = true;
}

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From source file:edu.harvard.med.screensaver.analysis.heatmaps.HeatMap.java

private void initialize(Filter<Pair<WellKey, ResultValue>> scoringFilter,
        AggregateFunction<Double> scoringFunc) {

    Collection<Double> aggregationValues = new ArrayList<Double>();
    for (WellKey wellKey : _resultValues.keySet()) {
        if (wellKey.getPlateNumber() == _plateNumber) {
            ResultValue rv = getResultValue(wellKey.getRow(), wellKey.getColumn());
            if (rv != null && !scoringFilter.exclude(new Pair<WellKey, ResultValue>(wellKey, rv))) {
                aggregationValues.add(getRawValue(wellKey.getRow(), wellKey.getColumn()));
            }//w w  w  . j a v  a 2  s.com
        }
    }

    scoringFunc.initializeAggregates(aggregationValues);

    _statistics = new DescriptiveStatisticsImpl();
    ResizableDoubleArray medianValues = new ResizableDoubleArray();
    for (Double rawValue : aggregationValues) {
        double scoredValue = scoringFunc.compute(rawValue);
        _statistics.addValue(scoredValue);
        medianValues.addElement(scoredValue);
    }

    _median = new Median().evaluate(medianValues.getElements());

    _scalableColorFunction.setLowerLimit(_statistics.getMin());
    _scalableColorFunction.setUpperLimit(_statistics.getMax());
}

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