DFT
The DFT (Discrete Fourier Transform) block finds the frequency domain of the input image.
Library
ComputerVision/Images/Operations
Description
The Fast Fourier Transform (FFT) algorithm is used to calculate the DFT.
Parameters
| Name | Label | Description | Data Type | Valid Values |
|---|---|---|---|---|
externalActivation | External activation | This parameter defines if the block receives or inherits an external activation. When External Activation is used, an additional activation port is added to the block. Default is OFF. | Number | 0 |
Ports
| Name | Type | Description | IO Type | Number |
|---|---|---|---|---|
src(Grayscale) | explicit | input | 1 | |
image | explicit | output | 1 | |
Port 3 | activation | input | externalActivation |