Example usage for org.apache.commons.math.stat.descriptive.rank Percentile setData

Introduction

In this page you can find the example usage for org.apache.commons.math.stat.descriptive.rank Percentile setData.

Prototype

@Override
public void setData(final double[] values) 

Source Link

Usage

From source file:com.google.caliper.runner.ConsoleResultProcessor.java

@Override
public void processTrial(Trial trial) {
    ImmutableListMultimap<String, Measurement> measurementsIndex = new ImmutableListMultimap.Builder<String, Measurement>()
            .orderKeysBy(Ordering.natural())
            .putAll(Multimaps.index(trial.measurements(), new Function<Measurement, String>() {
                @Override//w ww. j a  v  a  2s . c o  m
                public String apply(Measurement input) {
                    return input.description();
                }
            })).build();
    for (Entry<String, Collection<Measurement>> entry : measurementsIndex.asMap().entrySet()) {
        Collection<Measurement> measurements = entry.getValue();
        ImmutableSet<String> units = FluentIterable.from(measurements)
                .transform(new Function<Measurement, String>() {
                    @Override
                    public String apply(Measurement input) {
                        return input.value().unit();
                    }
                }).toSet();
        double[] weightedValues = new double[measurements.size()];
        int i = 0;
        for (Measurement measurement : measurements) {
            weightedValues[i] = measurement.value().magnitude() / measurement.weight();
            i++;
        }
        Percentile percentile = new Percentile();
        percentile.setData(weightedValues);
        DescriptiveStatistics descriptiveStatistics = new DescriptiveStatistics(weightedValues);
        String unit = Iterables.getOnlyElement(units);
        stdout.printf("  %s%s: min=%.2f, 1st qu.=%.2f, median=%.2f, mean=%.2f, 3rd qu.=%.2f, max=%.2f%n",
                entry.getKey(), unit.isEmpty() ? "" : "(" + unit + ")", descriptiveStatistics.getMin(),
                percentile.evaluate(25), percentile.evaluate(50), descriptiveStatistics.getMean(),
                percentile.evaluate(75), descriptiveStatistics.getMax());
    }

    instrumentSpecs.add(trial.instrumentSpec());
    Scenario scenario = trial.scenario();
    vmSpecs.add(scenario.vmSpec());
    benchmarkSpecs.add(scenario.benchmarkSpec());
    numMeasurements += trial.measurements().size();
}

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From source file:com.google.caliper.runner.ConsoleOutput.java

/**
 * Prints a summary of a successful trial result.
 *//*from w w w  . j  a v  a2 s  . com*/
void processTrial(TrialResult result) {
    trialsCompleted++;
    stdout.printf("Trial Report (%d of %d):%n  Experiment %s%n", trialsCompleted, numberOfTrials,
            result.getExperiment());
    if (!result.getTrialMessages().isEmpty()) {
        stdout.println("  Messages:");
        for (String message : result.getTrialMessages()) {
            stdout.print("    ");
            stdout.println(message);
        }
    }
    Trial trial = result.getTrial();
    ImmutableListMultimap<String, Measurement> measurementsIndex = new ImmutableListMultimap.Builder<String, Measurement>()
            .orderKeysBy(Ordering.natural())
            .putAll(Multimaps.index(trial.measurements(), new Function<Measurement, String>() {
                @Override
                public String apply(Measurement input) {
                    return input.description();
                }
            })).build();
    stdout.println("  Results:");
    for (Entry<String, Collection<Measurement>> entry : measurementsIndex.asMap().entrySet()) {
        Collection<Measurement> measurements = entry.getValue();
        ImmutableSet<String> units = FluentIterable.from(measurements)
                .transform(new Function<Measurement, String>() {
                    @Override
                    public String apply(Measurement input) {
                        return input.value().unit();
                    }
                }).toSet();
        double[] weightedValues = new double[measurements.size()];
        int i = 0;
        for (Measurement measurement : measurements) {
            weightedValues[i] = measurement.value().magnitude() / measurement.weight();
            i++;
        }
        Percentile percentile = new Percentile();
        percentile.setData(weightedValues);
        DescriptiveStatistics descriptiveStatistics = new DescriptiveStatistics(weightedValues);
        String unit = Iterables.getOnlyElement(units);
        stdout.printf("    %s%s: min=%.2f, 1st qu.=%.2f, median=%.2f, mean=%.2f, 3rd qu.=%.2f, max=%.2f%n",
                entry.getKey(), unit.isEmpty() ? "" : "(" + unit + ")", descriptiveStatistics.getMin(),
                percentile.evaluate(25), percentile.evaluate(50), descriptiveStatistics.getMean(),
                percentile.evaluate(75), descriptiveStatistics.getMax());
    }

    instrumentSpecs.add(trial.instrumentSpec());
    Scenario scenario = trial.scenario();
    vmSpecs.add(scenario.vmSpec());
    benchmarkSpecs.add(scenario.benchmarkSpec());
    numMeasurements += trial.measurements().size();
}

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From source file:dk.ilios.spanner.internal.ConsoleOutput.java

/**
 * Prints a summary of a successful trial result.
 *///  w  w  w .  j  a va 2 s.c  om
void processTrial(Trial.Result result) {
    Trial baseline = result.getExperiment().getBaseline();

    trialsCompleted++;

    stdout.printf("Trial Report (%d of %d):%n  Experiment %s%n", trialsCompleted, numberOfTrials,
            result.getExperiment());
    if (!result.getTrialMessages().isEmpty()) {
        stdout.println("  Messages:");
        for (String message : result.getTrialMessages()) {
            stdout.print("    ");
            stdout.println(message);
        }
    }
    Trial trial = result.getTrial();

    // Group measurements by their description
    // TODO Why? All measurements for a single trial should have the same description
    ImmutableListMultimap<String, Measurement> measurementsIndex = new ImmutableListMultimap.Builder<String, Measurement>()
            .orderKeysBy(Ordering.natural())
            .putAll(Multimaps.index(trial.measurements(), new Function<Measurement, String>() {
                @Override
                public String apply(Measurement input) {
                    return input.description();
                }
            })).build();

    stdout.println("  Results:");
    for (Map.Entry<String, Collection<Measurement>> entry : measurementsIndex.asMap().entrySet()) {

        Collection<Measurement> measurements = entry.getValue();
        String unit = measurements.iterator().next().value().unit();

        double[] weightedValues = new double[measurements.size()];
        int i = 0;
        for (Measurement measurement : measurements) {
            weightedValues[i] = measurement.value().magnitude() / measurement.weight();
            i++;
        }
        Percentile percentile = new Percentile();
        percentile.setData(weightedValues);
        DescriptiveStatistics descriptiveStatistics = new DescriptiveStatistics(weightedValues);
        stdout.printf("    %s%s: min=%.2f, 1st qu.=%.2f, median=%.2f (%s), mean=%.2f, 3rd qu.=%.2f, max=%.2f%n",
                entry.getKey(), unit.isEmpty() ? "" : "(" + unit + ")", descriptiveStatistics.getMin(),
                percentile.evaluate(25), percentile.evaluate(50),
                calculateDiff(percentile.evaluate(50), baseline), descriptiveStatistics.getMean(),
                percentile.evaluate(75), descriptiveStatistics.getMax());
    }

    instrumentSpecs.add(trial.instrumentSpec());
    Scenario scenario = trial.scenario();
    benchmarkSpecs.add(scenario.benchmarkSpec());
    numMeasurements += trial.measurements().size();
}

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