Allows histogram scoring from discrete input REU values - Java java.lang

Java examples for java.lang:Math Algorithm

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Description

Allows histogram scoring from discrete input REU values

Demo Code


import java.io.File;
import java.util.ArrayList;
import java.util.Collections;
import java.util.HashMap;
import java.util.Random;

public class Main{
    /**// www.ja  v  a 2s  . co  m
     *
     * Allows histogram scoring from discrete input REU values
     *
     * Uses a representative cytometry distribution, and centers the distribution at the desired mean.
     *
     */
    public static ArrayList<Double> getDefaultHistgramAtSpecifiedMean(
            double log_mean, String file_name_default) {

        ArrayList<Double> histogram = new ArrayList<Double>();

        ArrayList<String> reus = Util.fileLines(file_name_default);

        double total_logreu = 0.0;

        for (int r = 0; r < reus.size(); ++r) {

            double reu = Double.valueOf(reus.get(r));

            double logreu = Math.log10(reu);

            total_logreu += logreu;

        }

        double avg_logreu = total_logreu / reus.size();

        for (int r = 0; r < reus.size(); ++r) {

            double reu = Double.valueOf(reus.get(r));

            double logreu = Math.log10(reu) - avg_logreu + log_mean; //histogram centered at input value

            histogram.add(logreu);

            //Print.message(2, "bin center " + log_mean + ", histogram value " + logreu);

        }

        return histogram;
    }
}

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