KernelToMatrixTKernel, TInput Method

Creates the Gram matrix from the given vectors.

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

Syntax

public static double[,] ToMatrix<TKernel, TInput>(
	this TKernel kernel,
	TInput[] x,
	double[,] result = null
)
where TKernel : Object, IKernel<TInput>

<ExtensionAttribute>
Public Shared Function ToMatrix(Of TKernel As {Object, IKernel(Of TInput)}, TInput) ( 
	kernel As TKernel,
	x As TInput(),
	Optional result As Double(,) = Nothing
) As Double(,)

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Parameters

kernel: Type: TKernel
The kernel function.
x: Type: TInput
The vectors.
result (Optional): Type: SystemDouble
An optional matrix where the result should be stored in.

Type Parameters

TKernel
TInput

Return Value

Type: Double
A symmetric matrix containing the dot-products in feature (kernel) space between all vectors in x.

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

Kernel Class