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    • ComplexConjugateSignalMatrix Class
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    • ForwardTransform Method (Array2D(Complex(Double)), Array2D(Complex(Double)))
    • ForwardTransform Method (Array2D(Double), Array2D(Complex(Double)))
    • ForwardTransform Method (Array2D(DoubleComplex), Array2D(DoubleComplex))
    • ForwardTransform Method (Array2D(Double), Array2D(DoubleComplex))
  • ForwardTransform Method (Array2D(Double), Array2D(Complex(Double)))
ManagedFft2DForwardTransform Method (Array2DDouble, Array2DComplexDouble)Extreme Optimization Numerical Libraries for .NET Professional
Computes the discrete Fourier transform of a real signal.

Namespace: Extreme.Mathematics.SignalProcessing
Assembly: Extreme.Numerics.Net40 (in Extreme.Numerics.Net40.dll) Version: 6.0.16073.0 (6.0.16312.0)
Syntax

C#
VB
C++
F#
Copy
public override void ForwardTransform(
	Array2D<double> input,
	Array2D<Complex<double>> output
)
Public Overrides Sub ForwardTransform ( 
	input As Array2D(Of Double),
	output As Array2D(Of Complex(Of Double))
)
public:
virtual void ForwardTransform(
	Array2D<double> input, 
	Array2D<Complex<double>> output
) override
abstract ForwardTransform : 
        input : Array2D<float> * 
        output : Array2D<Complex<float>> -> unit 
override ForwardTransform : 
        input : Array2D<float> * 
        output : Array2D<Complex<float>> -> unit 

Parameters

input
Type: Extreme.CollectionsArray2DDouble
A Double array containing the input signal.
output
Type: Extreme.CollectionsArray2DComplexDouble
A complex number array to hold the transformed signal.
Exceptions

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

-or-

output is .

Remarks

The output is stored in a compact format to take advantage of the symmetry properties of a real Fourier transform. Specifically, output contains only the first n/2+1 terms of the transformed signal.

Version Information

Numerical Libraries

Supported in: 6.0
See Also

Reference

ManagedFft2D Class
ForwardTransform Overload
Extreme.Mathematics.SignalProcessing Namespace

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