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