com.highqsoft.fwk.util

Class FwkMath

java.lang.Object

com.highqsoft.fwk.util.FwkMath

public class FwkMath
extends java.lang.Object

The FwkMath class implements some useful mathematic static method.

Since:

$Date: 2017/04/06 13:29:08 $

Version:

$Revision: 1.12 $

Author:

Andreas Hofmann

See Also:

Field Summary

Fields

Modifier and Type	Field and Description
static java.lang.String	version

Method Summary

Methods

Modifier and Type	Method and Description
static FwkColumnAccessInterface	abs(FwkColumnAccessInterface col) Build the absolute value of a column.
static FwkColumnAccessInterface	add(FwkColumnAccessInterface xCol, double val) Build the sum of a column and value.
static FwkColumnAccessInterface	add(FwkColumnAccessInterface xCol, FwkColumnAccessInterface yCol) Build the sum of a columns.
static FwkColumnAccessInterface	congrid(FwkColumnAccessInterface col, int newLen) Resize the column without interpolation.
static FwkColumnAccessInterface	convol(FwkColumnAccessInterface col, int convolLen) Convol the incoming column.
static FwkColumnAccessInterface	deviation(FwkColumnAccessInterface col) Build the deviation of a column.
static FwkColumnAccessInterface	deviation(FwkColumnAccessInterface xCol, FwkColumnAccessInterface yCol) Build the deviation of a column.
static FwkColumnAccessInterface	div(FwkColumnAccessInterface xCol, double val) Build the division of a column and a value.
static FwkColumnAccessInterface	div(FwkColumnAccessInterface xCol, FwkColumnAccessInterface yCol) Build the division of a columns.
static FwkColumnAccessInterface	generate(java.lang.String name, int len, double offset, double delta, double max, java.lang.String unit) Column generation with linear value.
static FwkColumnAccessInterface	generate(java.lang.String name, int len, double offset, double delta, java.lang.String unit) Column generation with linear value.
static FwkColumnAccessInterface	generate(java.lang.String name, int len, double offset, java.lang.String unit) Column generation with constant values.
static java.lang.String	getVersion()
static FwkColumnAccessInterface	hist(FwkColumnAccessInterface xCol, int tot) Build the histogram of a column.
static FwkColumnAccessInterface	integration(FwkColumnAccessInterface col) Build the integration of a column.
static FwkColumnAccessInterface	integration(FwkColumnAccessInterface xCol, FwkColumnAccessInterface yCol) Build the integartion of a column.
static void	main(java.lang.String[] args) The main testing routine.
static FwkColumnAccessInterface	mul(FwkColumnAccessInterface xCol, double val) Build the multiplication of a column and value.
static FwkColumnAccessInterface	mul(FwkColumnAccessInterface xCol, FwkColumnAccessInterface yCol) Build the multiplication of a columns.
static FwkColumnAccessInterface	qrebin(FwkColumnAccessInterface col, int newLen) Resize the column with quadratic interpolation.
static FwkColumnAccessInterface	rebin(FwkColumnAccessInterface col, int newLen) Resize the column with linear interpolation.
protected static double[]	shorten(FwkColumnAccessInterface col, int newLen) Shorten the column.
static FwkColumnAccessInterface	sub(FwkColumnAccessInterface xCol, double val) Build the difference of a column and value.
static FwkColumnAccessInterface	sub(FwkColumnAccessInterface xCol, FwkColumnAccessInterface yCol) Build the difference of a columns.

Methods inherited from class java.lang.Object

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

Field Detail

version

public static final java.lang.String version

See Also:

Constant Field Values

Method Detail

getVersion

public static java.lang.String getVersion()

generate

public static FwkColumnAccessInterface generate(java.lang.String name,
                                int len,
                                double offset,
                                java.lang.String unit)

Column generation with constant values.

Parameters:

name - the name of the new column.

len - The length of the generate column

offset - The constant value.

unit - the unit string.

Returns:

the new column

generate

public static FwkColumnAccessInterface generate(java.lang.String name,
                                int len,
                                double offset,
                                double delta,
                                java.lang.String unit)

Column generation with linear value.

Parameters:

name - the name of the new column.

len - The length of the generate column

offset - The offset value.

delta - The step size.

unit - the unit string.

Returns:

the new column

generate

public static FwkColumnAccessInterface generate(java.lang.String name,
                                int len,
                                double offset,
                                double delta,
                                double max,
                                java.lang.String unit)

Column generation with linear value.

Parameters:

name - the name of the new column.

len - The length of the generate column

offset - The offset value.

delta - The step size.

max - The maximum value. If the generation reachs this value it reset the value to the offset.

unit - the unit string.

Returns:

the new column

shorten

protected static double[] shorten(FwkColumnAccessInterface col,
               int newLen)

Shorten the column.

Parameters:

col - the column to be resized.

newLen - The new length.

Returns:

The resize column.

congrid

public static FwkColumnAccessInterface congrid(FwkColumnAccessInterface col,
                               int newLen)

Resize the column without interpolation.

Parameters:

col - the column to be resized.

newLen - The new length.

Returns:

The resize column.

rebin

public static FwkColumnAccessInterface rebin(FwkColumnAccessInterface col,
                             int newLen)

Resize the column with linear interpolation.

Parameters:

col - the column to be resized.

newLen - The new length.

Returns:

The resize column.

qrebin

public static FwkColumnAccessInterface qrebin(FwkColumnAccessInterface col,
                              int newLen)

Resize the column with quadratic interpolation.

Parameters:

col - the column to be resized.

newLen - The new length.

Returns:

The resize column.

convol

public static FwkColumnAccessInterface convol(FwkColumnAccessInterface col,
                              int convolLen)

Convol the incoming column.

Parameters:

col - the column to be smoothed.

Returns:

the smooth data or null if not possible.

deviation

public static FwkColumnAccessInterface deviation(FwkColumnAccessInterface col)

Build the deviation of a column.

Parameters:

col -

Returns:

the deviation.

integration

public static FwkColumnAccessInterface integration(FwkColumnAccessInterface col)

Build the integration of a column.

Parameters:

col -

Returns:

the integration.

deviation

public static FwkColumnAccessInterface deviation(FwkColumnAccessInterface xCol,
                                 FwkColumnAccessInterface yCol)

Build the deviation of a column.

Parameters:

xCol - The x column

xCol - The y column.

Returns:

the deviation.

integration

public static FwkColumnAccessInterface integration(FwkColumnAccessInterface xCol,
                                   FwkColumnAccessInterface yCol)

Build the integartion of a column.

Parameters:

xCol - The x column

xCol - The y column.

Returns:

the intergration.

abs

public static FwkColumnAccessInterface abs(FwkColumnAccessInterface col)

Build the absolute value of a column.

Parameters:

col -

Returns:

the absolute value.

add

public static FwkColumnAccessInterface add(FwkColumnAccessInterface xCol,
                           FwkColumnAccessInterface yCol)

Build the sum of a columns.

Parameters:

xCol - The x column

yCol - The y column.

Returns:

the sum.

add

public static FwkColumnAccessInterface add(FwkColumnAccessInterface xCol,
                           double val)

Build the sum of a column and value.

Parameters:

xCol - The x column

val - The value.

Returns:

the sum.

sub

public static FwkColumnAccessInterface sub(FwkColumnAccessInterface xCol,
                           FwkColumnAccessInterface yCol)

Build the difference of a columns.

Parameters:

xCol - The x column

yCol - The y column.

Returns:

the difference.

sub

public static FwkColumnAccessInterface sub(FwkColumnAccessInterface xCol,
                           double val)

Build the difference of a column and value.

Parameters:

xCol - The x column

val - the value.

Returns:

the difference.

mul

public static FwkColumnAccessInterface mul(FwkColumnAccessInterface xCol,
                           FwkColumnAccessInterface yCol)

Build the multiplication of a columns.

Parameters:

xCol - The x column

yCol - The y column.

Returns:

the multiplication.

mul

public static FwkColumnAccessInterface mul(FwkColumnAccessInterface xCol,
                           double val)

Build the multiplication of a column and value.

Parameters:

xCol - The x column

val - the value.

Returns:

the multiplication.

div

public static FwkColumnAccessInterface div(FwkColumnAccessInterface xCol,
                           FwkColumnAccessInterface yCol)

Build the division of a columns.

Parameters:

xCol - The x column

yCol - The y column.

Returns:

the division.

div

public static FwkColumnAccessInterface div(FwkColumnAccessInterface xCol,
                           double val)

Build the division of a column and a value.

Parameters:

xCol - The x column

val - the value.

Returns:

the division.

hist

public static FwkColumnAccessInterface hist(FwkColumnAccessInterface xCol,
                            int tot)

Build the histogram of a column.

Parameters:

xCol - The x column

tot - the total number of intervals.

Returns:

the histogram.

main

public static void main(java.lang.String[] args)

The main testing routine.