ClassesExpand Method (Int32, Int32, Int32, Int32)

Expands a grouped data into a full observation matrix.

Namespace: Accord.Statistics
Assembly: Accord.Math (in Accord.Math.dll) Version: 3.8.0

Syntax

public static int[][] Expand(
	this int[][] data,
	int labelColumn,
	int positiveColumn,
	int negativeColumn
)

<ExtensionAttribute>
Public Shared Function Expand ( 
	data As Integer()(),
	labelColumn As Integer,
	positiveColumn As Integer,
	negativeColumn As Integer
) As Integer()()

Request Example View Source

Parameters

data: Type: SystemInt32
The grouped data matrix.
labelColumn: Type: SystemInt32
Index of the column which contains the labels in the grouped data matrix.
positiveColumn: Type: SystemInt32
Index of the column which contains the occurrences for the first class.
negativeColumn: Type: SystemInt32
Index of the column which contains the occurrences for the second class.

Return Value

Type: Int32
A full sized observation matrix.

Usage Note

In Visual Basic and C#, you can call this method as an instance method on any object of type . When you use instance method syntax to call this method, omit the first parameter. For more information, see Extension Methods (Visual Basic) or Extension Methods (C# Programming Guide).

Reference

Classes Class

Expand Overload

Accord.Statistics Namespace