clementines {ade4} | R Documentation |
The clementines
is a data set containing the fruit production of 20 clementine trees during 15 years.
data(clementines)
A data frame with 15 rows and 20 columns
Tisné-Agostini, D. (1988) Description par analyse en composantes principales de l'évolution de la production du clémentinier en association avec 12 types de porte-greffe. Rapport technique, DEA Analyse et modélisation des systèmes biologiques, Université Lyon 1.
data(clementines) op <- par(no.readonly = TRUE) par(mfrow = c(5,4)) ; par(mar = c(2,2,1,1)) for (i in 1:20) { w0 <- 1:15 ; plot(w0, clementines[,i], type = "b") abline(lm(clementines[,i] ~ w0)) } par(op) pca1 <- dudi.pca(clementines, scan = FALSE) s.corcircle(pca1$co, clab = 0.75) barplot(pca1$li[,1]) op <- par(no.readonly = TRUE) par(mfrow = c(5,4)) ; par(mar = c(2,2,1,1)) clem0 <- pca1$tab croi <- 1:15 alter <- c(rep(c(1,-1),7),1) for (i in 1:20) { y <- clem0[,i] plot(w0, y, type = "b", ylim = c(-2,2)) z <- predict(lm(clem0[,i] ~ croi*alter)) points(w0, z, pch = 20, cex = 2) for(j in 1:15) segments (j,y[j],j,z[j]) } par(op) par(mfrow = c(1,1))