Module Seeded Region Growing
References:
Adams, R. & Bischof, L. (1994): Seeded Region Growing. IEEE Transactions on Pattern Analysis and Machine Intelligence, Vol.16, No.6, p.641-647.
Bechtel, B., Ringeler, A. & Boehner, J. (2008): Segmentation for Object Extraction of Trees using MATLAB and SAGA. In: Boehner, J., Blaschke, T., Montanarella, L. [Eds.]: SAGA - Seconds Out. Hamburger Beitraege zur Physischen Geographie und Landschaftsoekologie, 19:59-70. download
- Author: B. Bechtel, O. Conrad (c) 2008
- Specification: grid
- Menu: Imagery|Segmentation
Parameters
| Name | Type | Identifier | Description | Constraints |
Input | Seeds | Grid (input) | SEEDS | - | - |
Features | Grid list (input) | FEATURES | - | - |
Output | Segments | Grid (output) | SEGMENTS | - | - |
Similarity | Grid (output) | SIMILARITY | - | - |
Seeds | Table (output) | TABLE | - | - |
Options | Normalize | Boolean | NORMALIZE | - | Default: 0 |
Neighbourhood | Choice | NEIGHBOUR | - | Available Choices: [0] 4 (von Neumann) [1] 8 (Moore) Default: 0 |
Method | Choice | METHOD | - | Available Choices: [0] feature space and position [1] feature space Default: 0 |
Variance in Feature Space | Floating point | SIG_1 | - | Minimum: 0.000000 Default: 1.000000 |
Variance in Position Space | Floating point | SIG_2 | - | Minimum: 0.000000 Default: 1.000000 |
Similarity Threshold | Floating point | THRESHOLD | - | Minimum: 0.000000 Default: 0.000000 |
Refresh | Boolean | REFRESH | - | Default: 0 |
Leaf Size (for Speed Optimisation) | Integer | LEAFSIZE | - | Minimum: 2 Default: 256 |
Command-line
Usage: saga_cmd imagery_segmentation 3 -SEEDS <str> -FEATURES <str> [-SEGMENTS <str>] [-SIMILARITY <str>] [-TABLE <str>] [-NORMALIZE <str>] [-NEIGHBOUR <str>] [-METHOD <str>] [-SIG_1 <str>] [-SIG_2 <str>] [-THRESHOLD <str>] [-REFRESH <str>] [-LEAFSIZE <num>]
-SEEDS:<str> Seeds
Grid (input)
-FEATURES:<str> Features
Grid list (input)
-SEGMENTS:<str> Segments
Grid (output)
-SIMILARITY:<str> Similarity
Grid (output)
-TABLE:<str> Seeds
Table (output)
-NORMALIZE:<str> Normalize
Boolean
Default: 0
-NEIGHBOUR:<str> Neighbourhood
Choice
Available Choices:
[0] 4 (von Neumann)
[1] 8 (Moore)
Default: 0
-METHOD:<str> Method
Choice
Available Choices:
[0] feature space and position
[1] feature space
Default: 0
-SIG_1:<str> Variance in Feature Space
Floating point
Minimum: 0.000000
Default: 1.000000
-SIG_2:<str> Variance in Position Space
Floating point
Minimum: 0.000000
Default: 1.000000
-THRESHOLD:<str> Similarity Threshold
Floating point
Minimum: 0.000000
Default: 0.000000
-REFRESH:<str> Refresh
Boolean
Default: 0
-LEAFSIZE:<num> Leaf Size (for Speed Optimisation)
Integer
Minimum: 2
Default: 256