SNN <[EMAIL PROTECTED]> wrote in news:[EMAIL PROTECTED]:
> > Thanks for your help, > Can R plot the data in 3 dimention, with different colors for each > group ? > for exmple I would like to have the plot with respect to PC1, PC2 > and PC3. > See if these answer your desires: <http://www.jstatsoft.org/v08/i11/paper> <http://addictedtor.free.fr/graphiques/RGraphGallery.php?graph=44> -- David Winsemius > SNN wrote: >> >> Hi, >> >> I have matrix of 300,000*115 (snps*individual). I ran the PCA on >> the covariance matrix which has a dimention oof 115*115. I have the >> first 100 individuals from group A and the rest of 15 individuals >> from group B. I need to plot the data in two and 3 dimentions with >> respect to PC1 and PC2 and (in 3D with respect to PC1, PC2 and >> PC3). I do not know how to have the plot ploting the first 100 >> points corresponding to group A in red (for example) and the rest >> of the 15 points in Blue? i.e I want the each group in a diffrent >> color in the same plot. I appreciate if someone can help. >> >> Thanks, >> > ______________________________________________ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.