Module Edge Detection (ViGrA)
References:
ViGrA - Vision with Generic Algorithms
http://hci.iwr.uni-heidelberg.de
- Author: O.Conrad (c) 2009
- Menu: Imagery|Segmentation
Parameters
| Name | Type | Identifier | Description | Constraints | |
|---|---|---|---|---|---|
| Input | Input | Grid (input) | INPUT | - | - |
| Output | Edges | Grid (output) | OUTPUT | - | - |
| Options | Grid system | Grid system | PARAMETERS_GRID_SYSTEM | Grid system | - |
| Detector type | Choice | TYPE | - | Available Choices: [0] Canny [1] Shen-Castan Default: 0 | |
| Operator scale | Floating point | SCALE | - | Minimum: 0.000000 Default: 1.000000 | |
| Gradient threshold | Floating point | THRESHOLD | - | Minimum: 0.000000 Default: 1.000000 |
Command-line
Usage: saga_cmd imagery_vigra 1 [-INPUT <str>] [-OUTPUT <str>] [-TYPE <str>] [-SCALE <double>] [-THRESHOLD <double>] -INPUT:<str> Input Grid (input) -OUTPUT:<str> Edges Grid (output) -TYPE:<str> Detector type Choice Available Choices: [0] Canny [1] Shen-Castan Default: 0 -SCALE:<double> Operator scale Floating point Minimum: 0.000000 Default: 1.000000 -THRESHOLD:<double> Gradient threshold Floating point Minimum: 0.000000 Default: 1.000000