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Dear all, I'm trying to get a two dimensional embedding of some data using different meythods, among which princomp(), cmds(), sammon() and isoMDS(). I have a problem with sammon() because the coordinates I get are all equal to NA...
Dear all, I'd like to get a linear regression of some data, and impose that the line goes through a given point P. I've tried to use the lm() method in the package "stats", but I wasn't...
Dear all, I have a matrix of dissimilarities and I'd like to get a 2d embedding. I'm not an expert of these techniques, so I'm a bit confused... Furthermore I was not able to find on the...
Thanks for the attention paid to my rpoblem. Please find enclosed the matrix with my dissimilarities. This is the only case in which sammon(), from the MASS package, gives me this kind of problems. Domenico > > > -----Messaggio originale----- > > Da: Jari Oksanen...
Thanks for the attention paid to my rpoblem. Please find enclosed the matrix with my dissimilarities. This is the only case in which sammon(), from the MASS package, gives me this kind of problems. I'm using the implementation of...
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