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sperich (version 1.3-7)
Auxiliary functions to estimate centers of biodiversity
Description
Provides some easy-to-use functions to interpolate species range based on species occurences and to estimate centers of biodiversity
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Install
install.packages('sperich')
Monthly Downloads
185
Version
1.3-7
License
GPL (>= 2)
Maintainer
Maximilian Lange
Last Published
March 2nd, 2012
Functions in sperich (1.3-7)
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createNonInterpolatedGrid
Create a Species Occurences Grid with no interpolation
adjustment
Adjustment of interpolated species richness
species.range
Species range estimation
extract.species
Species Extraktion
getShift
Origin Koordinates
getDimension
getDimension
dataset.landwater
Land-Water-Information Dataset
generate.subsamples
Subsample Creation
getDistance
Distance between two points in a grid
dataset.height
Height-Information Dataset
createLandwatermask
Land-Water-Mask Creation
species.richness.nonweighted
Species richness estimation without weighting
add.Edges
Edge Creation
exportAsGDAL
Export result grid as GDAL grid map
evaluate
Result grid evaluation
createHeightmask
Height-Mask Creation
createImage
Image Creation
searchClusters
Search clusters in the result grid of species richness estimation.
species.richness.cv
Species richness cross-validation
edgeNotValid
Edge-Water-Test
fill.Areas
Fill Algorithm
species.richness.main
Main Function for species richness estimation
species.richness
Species richness estimation
dataset.all.species
Angiosperm Dataset
add.Data.to.Grid
Add Data to Grid