Re: [R] sammon fails with duplicates error, but no duplicates there (MASS package)

2014-07-04 Thread Martin Guetlein
rror please contact the sender. > >> -Original Message----- >> From: r-help-boun...@r-project.org [mailto:r-help-boun...@r-project.org] >> On Behalf Of Martin Guetlein >> Sent: 4. juli 2014 09:13 >> To: r-help@r-project.org >> Subject: [R] sammon fails with dupl

Re: [R] sammon fails with duplicates error, but no duplicates there (MASS package)

2014-07-04 Thread Frede Aakmann Tøgersen
n Guetlein > Sent: 4. juli 2014 09:13 > To: r-help@r-project.org > Subject: [R] sammon fails with duplicates error, but no duplicates there > (MASS package) > > Hi all, > > the sammon mapping fails with message "initial configuration has > duplicates". But there a

[R] sammon fails with duplicates error, but no duplicates there (MASS package)

2014-07-04 Thread Martin Guetlein
Hi all, the sammon mapping fails with message "initial configuration has duplicates". But there are no duplicates in my data (see example below). Apparently, the problem is that row 9 and 10 have an equal distance to all other rows (but they are not equal, see last two columns). Any help to get s