K-tables Multi-Regions
This data set gives physical and physico-chemical variables, fish species, spatial coordinates about 92 sites.
data(jv73)
jv73 is a list with the following components:
a data frame with 92 sites and 6 physical variables
a data frame with 92 sites and 12 physico-chemical variables
a data frame with 92 sites and 19 fish species
a data frame with 92 sites and 2 spatial coordinates
a data frame for mapping
a factor distributing the 92 sites on 12 rivers
an object of the class SpatialLines of sp,
containing the map
Verneaux, J. (1973) Cours d'eau de Franche-Comté (Massif du Jura). Recherches écologiques sur le réseau hydrographique du Doubs. Essai de biotypologie. Thèse d'Etat, Besançon.
See a data description at http://pbil.univ-lyon1.fr/R/pdf/pps047.pdf (in French).
data(jv73)
w <- split(jv73$morpho, jv73$fac.riv)
w <- lapply(w, function(x) t(dudi.pca(x, scann = FALSE)))
w <- ktab.list.dudi(w)
if(adegraphicsLoaded()) {
if(requireNamespace("sp", quietly = TRUE)) {
g11 <- s.label(jv73$xy, Sp = jv73$Spatial, pori.incl = FALSE, plab.cex = 0.75, plot = FALSE)
g12 <- s.class(jv73$xy, jv73$fac.riv, ellipseSize = 0, pellipses.axes.draw = FALSE,
starSize = 0, ppoints.cex = 0, plab.cex = 1.25, plot = FALSE)
g1 <- superpose(g11, g12, plot = TRUE)
g2 <- kplot(sepan(w), perm = TRUE, row.plab.cex = 0, posieig = "none")
}
} else {
s.label(jv73$xy, contour = jv73$contour, incl = FALSE, clab = 0.75)
s.class(jv73$xy, jv73$fac.riv, add.p = TRUE, cell = 0, axese = FALSE, csta = 0,
cpoi = 0, clab = 1.25)
kplot(sepan(w), perm = TRUE, clab.r = 0, clab.c = 2, show = FALSE)
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