ch.akuhn.matrix

Class Util

java.lang.Object

ch.akuhn.matrix.Util

public class Util
extends Object

Utilities

Author:

Adrian Kuhn

Constructor Summary

Constructors

Constructor and Description
Util()

Method Summary

Methods

Modifier and Type	Method and Description
static int	count(double[][] dss) Count
static int[]	getHistogram(double[][] values, int binCount) Get the histogram
static double	max(double[][] dss, double max) Max
static double	max(double[] ds, double max) Max
static double	min(double[][] dss, double min) Min
static double	min(double[] ds, double min) Min
static double	sum(double[] ds) Sum
static double	sum(double[][] dss) Sum
static void	times(double[][] dss, double d) Multiply by constant

Methods inherited from class java.lang.Object

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

Constructor Detail

Util

public Util()

Method Detail

max

public static double max(double[] ds,
         double max)

Max

Parameters:

ds -

max -

Returns:

the max

max

public static double max(double[][] dss,
         double max)

Max

Parameters:

dss -

max -

Returns:

the max

min

public static double min(double[] ds,
         double min)

Min

Parameters:

ds -

min -

Returns:

the min

min

public static double min(double[][] dss,
         double min)

Min

Parameters:

dss -

min -

Returns:

the min

sum

public static double sum(double[][] dss)

Sum

Parameters:

dss -

Returns:

the sum

sum

public static double sum(double[] ds)

Sum

Parameters:

ds -

Returns:

the sum

count

public static int count(double[][] dss)

Count

Parameters:

dss -

Returns:

the sum of the row lengths

getHistogram

public static int[] getHistogram(double[][] values,
                 int binCount)

Get the histogram

Parameters:

values -

binCount -

Returns:

the histogram

times

public static void times(double[][] dss,
         double d)

Multiply by constant

Parameters:

dss -

d -