Tool Frequency Domain Filter
The frequency domain filter works on the discrete Fourier transformation.
References
- Author: O.Conrad (c) 2023
- Menu: Imagery|Fourier Analysis
Parameters
| Name | Type | Identifier | Description | Constraints |
Input | Grid | Grid, input | GRID | - | - |
Output | Filtered Grid | Grid, output | FILTERED | - | - |
Options | Grid System | Grid system | PARAMETERS_GRID_SYSTEM | - | - |
Filter | Choice | FILTER | - | Available Choices: [0] range [1] power of distance [2] Hann window [3] Gaussian Default: 2 |
Inverse | Boolean | INVERSE | - | Default: 0 |
Range | Value range | RANGE | - | - |
Power | Floating point | POWER | - | Default: 0.500000 |
Band Width | Floating point | SCALE | - | Minimum: 0.000000 Default: 2.000000 |
Command-line
Usage: saga_cmd imagery_opencv 14 [-GRID <str>] [-FILTERED <str>] [-FILTER <str>] [-INVERSE <str>] [-RANGE_MIN <double>] [-RANGE_MAX <double>] [-POWER <double>] [-SCALE <double>]
-GRID:<str> Grid
Grid, input
-FILTERED:<str> Filtered Grid
Grid, output
-FILTER:<str> Filter
Choice
Available Choices:
[0] range
[1] power of distance
[2] Hann window
[3] Gaussian
Default: 2
-INVERSE:<str> Inverse
Boolean
Default: 0
-RANGE_MIN:<double> Range
Value range
-RANGE_MAX:<double> Range
Value range
-POWER:<double> Power
Floating point
Default: 0.500000
-SCALE:<double> Band Width
Floating point
Minimum: 0.000000
Default: 2.000000