Grid Standardization
- Author: O.Conrad (c) 2003
- Menu: Grid | Calculus
Description
Standardize the values of a grid. The standard score (z) is calculated as raw score (x) less arithmetic mean (m) divided by standard deviation (s) and multiplied with the stretch factor (d):
z = d * (x - m) / s
Parameters
| | Name | Type | Identifier | Description | Constraints |
|---|
| Input | Grid | grid, input | INPUT | - | - |
| Output | Standardized Grid | grid, output | OUTPUT | - | - |
| Options | Grid System | grid system | PARAMETERS_GRID_SYSTEM | - | - |
| Stretch Factor | floating point number | STRETCH | - | Default: 1.000000 |
Command Line
Usage: saga_cmd grid_calculus 10 [-INPUT ] [-OUTPUT ] [-STRETCH ]
-INPUT: Grid
grid, input
-OUTPUT: Standardized Grid
grid, output
-STRETCH: Stretch Factor
floating point number
Default: 1.000000