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  • Extreme.Mathematics.Generic.SignalProcessing
    • ComplexConjugateSignalMatrix(T) Class
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    • Fft2D(T) Constructor
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    • BackwardTransform Method Overloads
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  • BackwardTransform Method Overloads
    • BackwardTransform Method (Matrix(Complex(T)))
    • BackwardTransform Method (ComplexConjugateSignalMatrix(T))
    • BackwardTransform Method (Array2D(Complex(T)), Array2D(Complex(T)))
    • BackwardTransform Method (Array2D(Complex(T)), Array2D(T))
    • BackwardTransform Method (DenseMatrix(Complex(T)), DenseMatrix(Complex(T)))
    • BackwardTransform Method (Matrix(Complex(T)), Matrix(Complex(T)))
    • BackwardTransform Method (Matrix(Complex(T)), Matrix(T))
    • BackwardTransform Method (ComplexConjugateSignalMatrix(T), DenseMatrix(T))
    • BackwardTransform Method (Matrix(Complex(T)), Matrix(T), RealFftFormat)
  • BackwardTransform Method (DenseMatrix(Complex(T)), DenseMatrix(Complex(T)))
Fft2DTBackwardTransform Method (DenseMatrixComplexT, DenseMatrixComplexT)Extreme Optimization Numerical Libraries for .NET Professional
Computes the discrete Fourier transform of a complex signal.

Namespace: Extreme.Mathematics.Generic.SignalProcessing
Assembly: Extreme.Numerics.Net40 (in Extreme.Numerics.Net40.dll) Version: 6.0.16073.0 (6.0.17114.0)
Syntax

C#
VB
C++
F#
Copy
public void BackwardTransform(
	DenseMatrix<Complex<T>> input,
	DenseMatrix<Complex<T>> output
)
Public Sub BackwardTransform ( 
	input As DenseMatrix(Of Complex(Of T)),
	output As DenseMatrix(Of Complex(Of T))
)
public:
void BackwardTransform(
	DenseMatrix<Complex<T>>^ input, 
	DenseMatrix<Complex<T>>^ output
)
member BackwardTransform : 
        input : DenseMatrix<Complex<'T>> * 
        output : DenseMatrix<Complex<'T>> -> unit 

Parameters

input
Type: Extreme.Mathematics.Generic.LinearAlgebraDenseMatrixComplexT
A complex dense matrix containing the input signal.
output
Type: Extreme.Mathematics.Generic.LinearAlgebraDenseMatrixComplexT
A complex dense matrix to hold the transformed signal.
Exceptions

ExceptionCondition
InvalidOperationExceptionThe Fourier transform implementation is not configured to accept real input.
ArgumentNullExceptioninput is .

-or-

output is .

DimensionMismatchException The length of input does not equal the length of output.
Version Information

Numerical Libraries

Supported in: 5.x
See Also

Reference

Fft2DT Class
BackwardTransform Overload
Extreme.Mathematics.Generic.SignalProcessing Namespace

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