avimedi {ade4} | R Documentation |
avimedi
is a list containing the information about 302 sites :
frequencies of 51 bird species ; two factors (habitats and Mediterranean origin).
data(avimedi)
This list contains the following objects:
is a data frame 302 sites - 51 bird species.
is a data frame 302 sites - 2 factors : reg
with two levels Provence (Pr
,
South of France) and Corsica (Co
) ;
str
with six levels describing the vegetation from a very low matorral (1) up to a mature forest of holm oaks (6).
is a vector 51 latin names.
Blondel, J., Chessel, D., & Frochot, B. (1988) Bird species impoverishment, niche expansion, and density inflation in mediterranean island habitats. Ecology, 69, 1899–1917.
## Not run: data(avimedi) coa1 <- dudi.coa(avimedi$fau, scan = FALSE, nf = 3) bet1 <- bca(coa1, avimedi$plan$str, scan = FALSE) wit1 <- wca(coa1, avimedi$plan$reg, scan=FALSE) pcaiv1 <- pcaiv(coa1, avimedi$plan, scan = FALSE) if(adegraphicsLoaded()) { g1 <- s.class(coa1$li, avimedi$plan$str:avimedi$plan$reg, psub.text = "Correspondences Analysis", plot = FALSE) g2 <- s.class(bet1$ls, avimedi$plan$str, psub.text = "Between Analysis", plot = FALSE) g3 <- s.class(wit1$li, avimedi$plan$str, psub.text = "Within Analysis", plot = FALSE) g41 <- s.match(pcaiv1$li, pcaiv1$ls, plabels.cex = 0, psub.text = "Canonical Correspondences Analysis", plot = FALSE) g42 <- s.class(pcaiv1$li, avimedi$plan$str:avimedi$plan$reg, plot = FALSE) g4 <- superpose(g41, g42, plot = FALSE) G <- ADEgS(list(g1, g2, g3, g4), layout = c(2, 2)) } else { par(mfrow = c(2,2)) s.class(coa1$li,avimedi$plan$str:avimedi$plan$reg, sub = "Correspondences Analysis") s.class(bet1$ls, avimedi$plan$str, sub = "Between Analysis") s.class(wit1$li, avimedi$plan$str, sub = "Within Analysis") s.match(pcaiv1$li, pcaiv1$ls, clab = 0, sub = "Canonical Correspondences Analysis") s.class(pcaiv1$li, avimedi$plan$str:avimedi$plan$reg, add.plot = TRUE) par(mfrow=c(1,1)) } ## End(Not run)