coleo: Table of Fuzzy Biological Traits

In ade4: Analysis of Ecological Data : Exploratory and Euclidean Methods in Environmental Sciences

Description

This data set coleo (coleoptera) is a a fuzzy biological traits table.

Usage

data(coleo)

Format

coleo is a list of 5 components.

tab

is a data frame with 110 rows (species) and 32 columns (categories).

species.names

is a vector of species names.

moda.names

is a vector of fuzzy variables names.

families

is a factor species family.

col.blocks

is a vector containing the number of categories of each trait.

Source

Bournaud, M., Richoux, P. and Usseglio-Polatera, P. (1992) An approach to the synthesis of qualitative ecological information from aquatic coleoptera communities. Regulated rivers: Research and Management, 7, 165–180.

Examples

data(coleo)
op <- par(no.readonly = TRUE) 
coleo.fuzzy <- prep.fuzzy.var(coleo$tab, coleo$col.blocks)
fca1 <- dudi.fca(coleo.fuzzy, sca = FALSE, nf = 3)
indica <- factor(rep(names(coleo$col), coleo$col))

if(adegraphicsLoaded()) {
  glist <- list()
  for(i in levels(indica)) {
    df <- coleo$tab[, which(indica == i)]
    names(df) <- coleo$moda.names[which(indica == i)]
    glist[i] <- s.distri(fca1$l1, df, psub.text = as.character(i), ellipseSize = 0, 
      starSize = 0.5, plot = FALSE, storeData = TRUE)
  }
  G <- ADEgS(glist, layout = c(3, 3))
  
} else {
  par(mfrow = c(3, 3))
  for(j in levels(indica)) 
    s.distri(fca1$l1, coleo$tab[, which(indica == j)], clab = 1.5, sub = as.character(j), 
      cell = 0, csta = 0.5, csub = 3, label = coleo$moda.names[which(indica == j)])
  par(op)
  par(mfrow = c(1, 1))
}

ade4 documentation built on May 2, 2019, 5:50 p.m.