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It plots Correlation circle from a coordinate table
plotcc(x,ex=1,ey=2,cex.label=4.5,col.label="black",font.label="bold",col.arrow="black",
fullcircle=TRUE,y=NULL)It graphs the factorial plane ex,ey using a data.frame or matrix x with axis coordinates.
matrix or data.frame with coordinates
the component like horizontal axis
the component like vertical axis
size of the variable labels. Default 4.5
color of the variable labels. Default black
font of the variable labels from fontface of ggplot2. Defult bold
color of the arrows. Default black
if it is TRUE (default), the circle is complete
internal
Jhonathan Medina jmedinau@unal.edu.co and Campo Elias Pardo cepardot@unal.edu.co
Plot the selected factorial plane as a correlation circle for the variables from a normed PCA.
data(admi)
pca <- dudi.pca(admi[,2:6],scannf=FALSE,nf=2)
# fullcircle
plotcc(pca$co)
# no fullcircle
plotcc(pca$co,fullcircle=FALSE)
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