Generation of Virtual Species Distributions

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Documentation for package ‘virtualspecies’ version 1.6

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virtualspecies-package Generation of virtual species
betaFun Beta response function
convertToPA Convert a virtual species distribution (or a suitability raster) into presence-absence
custnorm Normal function defined by extremes
formatFunctions Format and visualise functions used to generate virtual species with 'generateSpFromFun'
generateRandomSp Generate a random virtual species distribution from environmental variables
generateSpFromBCA Generate a virtual species distribution from a Between Component Analysis of environmental variables
generateSpFromFun Generate a virtual species distributions with responses to environmental variables
generateSpFromPCA Generate a virtual species distribution with a PCA of environmental variables
limitDistribution Limit a virtual species distribution to a defined area
linearFun Linear function
logisticFun Logistic function
plotResponse Visualise the response of the virtual species to environmental variables
plotSuitabilityToProba Visualise the function that was used to transform environmental suitability into probability of occurrence
quadraticFun Quadratic function
removeCollinearity Remove collinearity among variables of a raster stack
sampleOccurrences Sample occurrences in a virtual species distribution
synchroniseNA Synchronise NA values among layers of a stack