Description Usage Arguments Value Examples
Calculate eveness indexes for a set of communities using scripts and the vegan package and returns a single dataframe. After reading a tone, Pielou's J is included for historical reasons. Evar and InvSimpson are recomended in X and I Riccota and Avena 2003 recomend to report the spectrum of hill numbers.
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A |
matrix containing the abundances of the species in S (or presence-absence, i.e. 0 or 1). Rows are sites and species are columns. NA not tolerated. The number of species (columns) in A must match the number of species (rows) in S. In addition, the species labels in A and S must be identical and in the same order. |
scales |
vector containing the values of a (hill numbers) to be calculated. The default is 1, giving you E1,0 index proposed by Riccota and Avena 2003. A more inclusive exploration would be c(0,0.25,0.5,1,2,4,8,Inf) |
Ea0 returns a data.frame of class renyi with the selected indices.
EinvD returns a vector with EinvD.
EJ returns a a vector with Pielou's index.
Evar returns a vector with Evar.
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