Tool NameRao's Q Diversity Index
Tool ID25
Library IDgrid_analysis
Version1.0
Author(s)O.Conrad (c) 2019

Description

Grid based analysis of diversity with Rao's Q Index. Rao's Q diversity index is calculated locally for each grid cell using the specified kernel (aka 'moving window'). It is assumed that the grid cell values represent quantities.

References

Rocchini, D., Marcantonio, M., Ricotta, C. (2017): Measuring Rao's Q diversity index from remote sensing: An open source solution. Ecological Indicators, Volume 72, p. 234-238. doi:10.1016/j.ecolind.2016.07.039.


Parameters

NameTypeIdentifierDescriptionConstraints
Input
Valuesgrid list, inputVALUES
Output
Rao's Qgrid, outputINDEX
Options
NormalizebooleanNORMALIZEDefault: 0
DistancechoiceDISTANCEAvailable Choices:
[0] Euclidean
[1] Manhatten
[2] Canberra
[3] Minkowski
Default: 0
Lambdafloating point numberLAMBDALambda for Minkowski distance calculation.Minimum: 0.000100
Default: 1.000000
Kernel TypechoiceKERNEL_TYPEThe kernel's shape.Available Choices:
[0] Square
[1] Circle
Default: 1
Radiusinteger numberKERNEL_RADIUScellsMinimum: 0
Default: 2