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centinpduplnoheader
2012 Oct 25
5
system is computationally singular: reciprocal condition number
...do, however I subset it I get the "system is computationally
singular: reciprocal condition number" error.
I know what it means and I know what should be the problem, but there is no
way this is a singular matrix.
I have uploaded the input file to my ftp:
http://mkk.szie.hu/dep/talt/lv/CentInpDuplNoHeader.txt
It is a tab delimited txt file with no headers.
I tried the StatMatch Mahanalobis function and also this function:
mahal_dist <-function (data, nclass, nvariable) {
dist <- matrix(0, nclass, nclass)
n=0
w <- cov(data)
print(w)
for(i i...