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FIL.ReversePCATransform

Reverses Principal Component Analysis (PCA) process. Can be used to transform data back to original feature space.

Namespace:FilNet
Assembly:FIL.NET.dll

Syntax

C++
C#
 
public static void ReversePCATransform
(
	FilNet.Matrix inTransformedMatrix,
	FilNet.PCAModel inPCAModel,
	FilNet.Matrix outMatrix
)

Parameters

Name Type Range Default Description
inTransformedMatrixFilNet.MatrixData that was transformed earlier.
inPCAModelFilNet.PCAModelPCA model used to create inTransformedMatrix.
outMatrixFilNet.MatrixinTransformedMatrix transformed back to its original feature space.

Errors

List of possible exceptions:

Error type Description
DomainError Feature vector of inPCAModel and Transformed Data matrices dimensions do not correspond to each other in ReversePCATransform.
DomainError inMeanVector and inStandardDeviationVector have incorrect size for inTransformedMatrix provided in ReversePCATransform.
DomainError Malformed inPCAModel - StandardDeviationVector is not row-vector in ReversePCATransform.
DomainError Malformed inPCAModel - MeanVector is not row-vector in ReversePCATransform.
DomainError Malformed inPCAModel - uneven vector sizes in ReversePCATransform.

See also