be.bagofwords.util

Class NumUtils

java.lang.Object

be.bagofwords.util.NumUtils

public class NumUtils
extends Object

Constructor Summary

Constructors

Constructor and Description
NumUtils()

Method Summary

Modifier and Type	Method and Description
static double	average(List<Double> values)
static boolean	equal(double first, double second)
static String	fixedLength(long value, int numberOfDigits)
static String	fmt(double input)
static String	fmt(double input, int digits)
static int	getBin(double[] borders, double count)
static double[]	getBorders(int numberOfBins, List<Double> counts) Carefull, this method sorts the counts list!
static int	join(int... valsAndSizes)
static String	makeNicePercent(double input)
static int	split(int number, int start, int end)
static double	sum(ArrayList<Pair<Double,Integer>> results)
static double	sum(double[] array)
static int	sum(int[] array)
static double	sum(List<Double> values)
static double	sumLogProbs(double[] probabilities)
static double	sumLogProbs(double probPos, double probNeg)
static long	sumOfLongValues(List<Long> values)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

NumUtils

public NumUtils()

Method Detail

getBin

public static int getBin(double[] borders,
                         double count)

getBorders

public static double[] getBorders(int numberOfBins,
                                  List<Double> counts)

Carefull, this method sorts the counts list!

fmt

public static String fmt(double input)

makeNicePercent

public static String makeNicePercent(double input)

fmt

public static String fmt(double input,
                         int digits)

sum

public static int sum(int[] array)

sum

public static double sum(double[] array)

sum

public static double sum(ArrayList<Pair<Double,Integer>> results)

split

public static int split(int number,
                        int start,
                        int end)

join

public static int join(int... valsAndSizes)

fixedLength

public static String fixedLength(long value,
                                 int numberOfDigits)

sum

public static double sum(List<Double> values)

average

public static double average(List<Double> values)

sumOfLongValues

public static long sumOfLongValues(List<Long> values)

sumLogProbs

public static double sumLogProbs(double probPos,
                                 double probNeg)

sumLogProbs

public static double sumLogProbs(double[] probabilities)

equal

public static boolean equal(double first,
                            double second)