spaa-package: SPecies Association Analysis
In helixcn/spaa: SPecies Association Analysis

Description Details Author(s) References Examples

Miscellaneous functions for analysing species association and niche overlap.

The DESCRIPTION file: This package was not yet installed at build time.
Index: This package was not yet installed at build time.

Jinlong Zhang [aut, cre]

Maintainer: Jinlong Zhang <jinlongzhang01@gmail.com>

Zhang Jin-tun,(2004) Quantitative Ecology, Science Press, Beijing

  library(vegan)
  data(BCI)
  ## select the top 30 species according to relative frequeny.
  sub <- sub.sp.matrix(BCI, common = 30)
  ## Set the digits to 1
  plotlowertri(cor(sub), size = TRUE, cex = 3, digits = 1)

  ## Niche width and niche overlap
  data(datasample)
  niche.overlap.boot(datasample[,1:3], method = "levins")
  niche.overlap(datasample, method = "levins")
  niche.width(datasample[,1:3], method = "shannon")