jfml.compatibility

Class SuppCollection

java.lang.Object

jfml.compatibility.SuppCollection

public class SuppCollection
extends java.lang.Object

It is a supporting class.

Author:

Lala

Constructor Summary

Constructors

Constructor and Description
SuppCollection()

Method Summary

Modifier and Type	Method and Description
static java.lang.String[]	combineString(java.lang.String[] a, java.lang.String[] b) It is used to combine two strings.
static double[][]	denormData(double[][] dtNorm, double[][] rangeData, double minScale, double maxScale) It is used for de-normalization.
static double[]	denormData(double[] dtNorm, double[] rangeData, double minScale, double maxScale) It is used for de-normalization.
static int	findString(java.lang.String[] data, java.lang.String val) It is used to find posision of string.
static double[]	getCol(double[][] data, int a) It is used to get one column of matrix
static double[][]	getCol(double[][] data, int a, int b) It is used to get sub matrix.
static java.lang.Double[][]	getCol(java.lang.Double[][] data, int a, int b) It is used to get sub matrix.
static int[][]	getCol(int[][] data, int a, int b) It is used to get sub matrix.
static int[]	getCol(int[] data, int a, int b) It is used to get sub matrix.
static java.lang.String[]	getCol(java.lang.String[] data, int a, int b) It is used to substring
static double[]	getRow(double[][] data, int a) It is used to get one row of array
static double	maxVector(double[] data) It is used to search the maximum values.
static double[]	multiArray(double[][] data, double[] vec) It is used for multiplication of matrix and vector.
static double	multiArray(double[] vec1, double[] vec2) It is used for multiplication among vectors.
static double[][]	normData(double[][] dtOri, double[][] rangeData, double minScale, double maxScale) It is used for normalization.
static double[]	seq(double from, double to, double by) It is used to generate a sequence numbers.
static int[]	seq(int from, int to, int by) It is used to generate a sequence numbers.
static double	sumArray(double[] data) It is used for calculating cumulative sum
static double[]	sumArray(double[][] data) It is used to calculate summation of matrix
static int	sumArray(int[] data) It is used to calculate cumulative sum.
static double[]	sumElement(double[] data1, double[] data2) It is used to add two vectors.
static double[][]	tranpose(double[][] data) It is used for tranpose.
static java.util.List<java.lang.Integer>	which(double[] data, double val, java.lang.String operator) It is used to search positions of string
static int[]	which(java.lang.String[] data, java.lang.String val) It is used to search a position of string
static int	whichMax(double[] data) It is used to find the maximum data.

Methods inherited from class java.lang.Object

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

Constructor Detail

SuppCollection

public SuppCollection()

Method Detail

findString

public static int findString(java.lang.String[] data,
                             java.lang.String val)

It is used to find posision of string.

Parameters:

data - reference data

val - data

Returns:

a position/index

normData

public static double[][] normData(double[][] dtOri,
                                  double[][] rangeData,
                                  double minScale,
                                  double maxScale)

It is used for normalization.

Parameters:

dtOri - original data

rangeData - range of data

minScale - minimum value

maxScale - maximum value

Returns:

normalized data

denormData

public static double[][] denormData(double[][] dtNorm,
                                    double[][] rangeData,
                                    double minScale,
                                    double maxScale)

It is used for de-normalization.

Parameters:

dtNorm - normalized data.

rangeData - range of data.

minScale - minimum value.

maxScale - maximum value.

Returns:

real data.

denormData

public static double[] denormData(double[] dtNorm,
                                  double[] rangeData,
                                  double minScale,
                                  double maxScale)

It is used for de-normalization.

Parameters:

dtNorm - normalized data.

rangeData - range of data.

minScale - minimum value.

maxScale - maximum value.

Returns:

real data.

which

public static int[] which(java.lang.String[] data,
                          java.lang.String val)

It is used to search a position of string

Parameters:

data - data

val - value

Returns:

a position

which

public static java.util.List<java.lang.Integer> which(double[] data,
                                                      double val,
                                                      java.lang.String operator)

It is used to search positions of string

Parameters:

data - data

val - values

operator - operator, e.g., "!=", "==", etc.

Returns:

positions.

whichMax

public static int whichMax(double[] data)

It is used to find the maximum data.

Parameters:

data - data

Returns:

a position of the maximum data.

seq

public static double[] seq(double from,
                           double to,
                           double by)

It is used to generate a sequence numbers.

Parameters:

from - start number.

to - end number.

by - lag of number.

Returns:

a sequence of numbers

seq

public static int[] seq(int from,
                        int to,
                        int by)

It is used to generate a sequence numbers.

Parameters:

from - start number.

to - end number.

by - lag of number.

Returns:

a sequence of numbers

maxVector

public static double maxVector(double[] data)

It is used to search the maximum values.

Parameters:

data - data

Returns:

the maximum value.

tranpose

public static double[][] tranpose(double[][] data)

It is used for tranpose.

Parameters:

data - data.

Returns:

a tranpose matrix.

multiArray

public static double[] multiArray(double[][] data,
                                  double[] vec)

It is used for multiplication of matrix and vector.

Parameters:

data - data

vec - vector

Returns:

a vector

multiArray

public static double multiArray(double[] vec1,
                                double[] vec2)

It is used for multiplication among vectors.

Parameters:

vec1 - vector 1

vec2 - vector 2

Returns:

result.

sumArray

public static int sumArray(int[] data)

It is used to calculate cumulative sum.

Parameters:

data - data

Returns:

the total.

sumArray

public static double sumArray(double[] data)

It is used for calculating cumulative sum

Parameters:

data - data

Returns:

the total

sumElement

public static double[] sumElement(double[] data1,
                                  double[] data2)

It is used to add two vectors.

Parameters:

data1 - data 1

data2 - data 2

Returns:

a vector of summation.

sumArray

public static double[] sumArray(double[][] data)

It is used to calculate summation of matrix

Parameters:

data - data

Returns:

the summation values

getRow

public static double[] getRow(double[][] data,
                              int a)

It is used to get one row of array

Parameters:

data - data

a - an index of row

Returns:

a vector

getCol

public static double[][] getCol(double[][] data,
                                int a,
                                int b)

It is used to get sub matrix.

Parameters:

data - data

a - index of column a

b - index of column b

Returns:

a sub matrix

getCol

public static java.lang.Double[][] getCol(java.lang.Double[][] data,
                                          int a,
                                          int b)

It is used to get sub matrix.

Parameters:

data - data

a - index of column a

b - index of column b

Returns:

a sub matrix

getCol

public static double[] getCol(double[][] data,
                              int a)

It is used to get one column of matrix

Parameters:

data - data

a - an index of column

Returns:

a vector

getCol

public static int[][] getCol(int[][] data,
                             int a,
                             int b)

It is used to get sub matrix.

Parameters:

data - data

a - index of column a

b - index of column b

Returns:

a sub matrix

getCol

public static int[] getCol(int[] data,
                           int a,
                           int b)

It is used to get sub matrix.

Parameters:

data - data

a - an index of column a

b - an index of column b

Returns:

a sub matrix

getCol

public static java.lang.String[] getCol(java.lang.String[] data,
                                        int a,
                                        int b)

It is used to substring

Parameters:

data - data

a - a start position of string

b - a end position of string

Returns:

a sub string

combineString

public static java.lang.String[] combineString(java.lang.String[] a,
                                               java.lang.String[] b)

It is used to combine two strings.

Parameters:

a - String a

b - String b

Returns:

new string