Tool Grid Statistics for Polygons
Zonal grid statistics. For each polygon statistics based on all covered grid cells will be calculated.
- Author: O.Conrad (c) 2003, Quantile Calculation (c) 2007 by Johan Van de Wauw
- Menu: Shapes|Shapes-Grid Tools|Grid Values
Parameters
| Name | Type | Identifier | Description | Constraints |
Input | Grids | grid list, input | GRIDS | - | - |
Polygons | shapes, input | POLYGONS | - | - |
Output | Statistics (*) | shapes, output, optional | RESULT | - | - |
Options | Grid System | grid system | PARAMETERS_GRID_SYSTEM | - | - |
Field Naming | choice | NAMING | - | Available Choices: [0] grid number [1] grid name Default: 1 |
Method | choice | METHOD | - | Available Choices: [0] simple and fast [1] polygon wise (cell centers) [2] polygon wise (cell area) [3] polygon wise (cell area weighted) Default: 0 |
Use Multiple Cores | boolean | PARALLELIZED | - | Default: 0 |
Number of Cells | boolean | COUNT | - | Default: 1 |
Minimum | boolean | MIN | - | Default: 1 |
Maximum | boolean | MAX | - | Default: 1 |
Range | boolean | RANGE | - | Default: 1 |
Sum | boolean | SUM | - | Default: 1 |
Mean | boolean | MEAN | - | Default: 1 |
Variance | boolean | VAR | - | Default: 1 |
Standard Deviation | boolean | STDDEV | - | Default: 1 |
Gini | boolean | GINI | - | Default: 0 |
Percentiles | text | QUANTILES | Separate the desired percentiles by semicolon, e.g. "5; 25; 50; 75; 95" | - |
(*) optional |
Command-line
Usage: saga_cmd shapes_grid 2 [-GRIDS <str>] [-POLYGONS <str>] [-NAMING <str>] [-METHOD <str>] [-PARALLELIZED <str>] [-RESULT <str>] [-COUNT <str>] [-MIN <str>] [-MAX <str>] [-RANGE <str>] [-SUM <str>] [-MEAN <str>] [-VAR <str>] [-STDDEV <str>] [-GINI <str>] [-QUANTILES <str>]
-GRIDS:<str> Grids
grid list, input
-POLYGONS:<str> Polygons
shapes, input
-NAMING:<str> Field Naming
choice
Available Choices:
[0] grid number
[1] grid name
Default: 1
-METHOD:<str> Method
choice
Available Choices:
[0] simple and fast
[1] polygon wise (cell centers)
[2] polygon wise (cell area)
[3] polygon wise (cell area weighted)
Default: 0
-PARALLELIZED:<str> Use Multiple Cores
boolean
Default: 0
-RESULT:<str> Statistics
shapes, output, optional
-COUNT:<str> Number of Cells
boolean
Default: 1
-MIN:<str> Minimum
boolean
Default: 1
-MAX:<str> Maximum
boolean
Default: 1
-RANGE:<str> Range
boolean
Default: 1
-SUM:<str> Sum
boolean
Default: 1
-MEAN:<str> Mean
boolean
Default: 1
-VAR:<str> Variance
boolean
Default: 1
-STDDEV:<str> Standard Deviation
boolean
Default: 1
-GINI:<str> Gini
boolean
Default: 0
-QUANTILES:<str> Percentiles
text