Class VecExtensionMethods

Utility functions and operations for treating arrays as mathetmatical vectors

Inheritance
object
VecExtensionMethods
Inherited Members
Namespace: TimeSeriesAnalysis
Assembly: TimeSeriesAnalysis.dll
Syntax
public static class VecExtensionMethods

Methods

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Add(double[], double, double)

Add a scalar to vector

Declaration
public static double[] Add(this double[] array, double scalar, double nanValue = -9999)
Parameters
Type Name Description
double[] array
double scalar
double nanValue
Returns
Type Description
double[]
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Add(double[], double[], double)

Add a vector to vector

Declaration
public static double[] Add(this double[] array, double[] vectorToAdd, double nanValue = -9999)
Parameters
Type Name Description
double[] array
double[] vectorToAdd
double nanValue
Returns
Type Description
double[]
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Mult(double[], double, double)

Multiply vector by a scalar

Declaration
public static double[] Mult(this double[] array, double scalar, double nanValue = -9999)
Parameters
Type Name Description
double[] array
double scalar
double nanValue
Returns
Type Description
double[]
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Sub(double[], double[], double)

Elementwise subtraction of two arrays of same size

Declaration
public static double[] Sub(this double[] array1, double[] array2, double nanValue = -9999)
Parameters
Type Name Description
double[] array1
double[] array2
double nanValue
Returns
Type Description
double[]
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SubArray(double[], int, int)

Returns the portion of array1 starting and indStart, and ending at indEnd(or at the end if third paramter is omitted)

Declaration
public static double[] SubArray(this double[] array1, int indStart, int indEnd = -9999)
Parameters
Type Name Description
double[] array1

array to get subarray from
int indStart

starting index
int indEnd

ending index(or to the end if omitted)
Returns
Type Description
double[]

null if indStart and indEnd are the same, otherwise the subarray
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ToString(double[], int, string)

Create a compact string of vector with a certain number of significant digits and a chosen divider

Declaration
public static string ToString(this double[] array, int nSignificantDigits, string dividerStr = ";")
Parameters
Type Name Description
double[] array
int nSignificantDigits
string dividerStr
Returns
Type Description
string