Re: [R] Clustering with clara

2010-01-14 Thread Christian Hennig
Dear Paco, as far as I know, there is no such problem with clara, but I may be wrong. However, in order to help you (though I'm not sure whether I'll be able to do that), we'd need to understand precisely what you were doing in R and how your data looks like (code and data; you can show us a r

[R] Clustering with clara

2010-01-14 Thread pacomet
Hello everyone I am trying to use CLARA method for finding clusters in my spatial surface temperature data and noticed one problem. My data are in the form lat,lon,temperature. I extract lat,lon and cluster number for each point in the dataset. When I plotted a map of cluster numbers I found empty