Perfect! combn was the trick I needed. Although I'll probably rbind the stuff instead of building a new frame. :)
On Thu, Dec 22, 2011 at 6:48 PM, Sarah Goslee <[email protected]> wrote: > I'm not at all sure what you mean with your matrix: is that supposed to > be three columns? What about: > >> fakedata <- data.frame(X=runif(3), Y = runif(3)) >> rownames(fakedata) <- c("A", "B", "C") >> dist(fakedata) > A B > B 0.8617733 > C 0.3813032 0.5124284 >> data.frame(t(combn(rownames(fakedata), 2)), dist=as.vector(dist(fakedata))) > X1 X2 dist > 1 A B 0.8617733 > 2 A C 0.3813032 > 3 B C 0.5124284 > > Sarah > > On Thu, Dec 22, 2011 at 7:03 PM, Taral <[email protected]> wrote: >> I'd like to convert a dist into a table/matrix/thingy of the form: >> >> A B value >> A C value >> B C value >> >> (assuming the dist was over 3 names). >> >> Is there a way to do this without using a for loop? >> >> -- >> Taral <[email protected]> >> "Please let me know if there's any further trouble I can give you." >> -- Unknown >> > > > -- > Sarah Goslee > http://www.functionaldiversity.org -- Taral <[email protected]> "Please let me know if there's any further trouble I can give you." -- Unknown ______________________________________________ [email protected] 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.
