ClassesExpand Method (Int32, Int32, Int32)

Extends 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[] positives,
	int[] negatives
)

<ExtensionAttribute>
Public Shared Function Expand ( 
	data As Integer(),
	positives As Integer(),
	negatives As Integer()
) As Integer()()

data: Type: SystemInt32
The group labels.
positives: Type: SystemInt32
An array containing he occurrence of the positive class for each of the groups.
negatives: Type: SystemInt32
An array containing he occurrence of the negative class for each of the groups.

Type: Int32
A full sized observation matrix.

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).