On Tue, Nov 15, 2011 at 2:38 PM, Juliet Ndukum <jpnts...@yahoo.com> wrote: > Given a vector;> ab = seq(0.5,1, by=0.1)> ab[1] 0.5 0.6 0.7 0.8 0.9 1.0 > The euclidean distance between the vector elements is given by the lower > triangular matrix > dd1 = dist(ab,"euclidean")> dd1 1 2 3 4 52 0.1 > 3 0.2 0.1 4 0.3 0.2 0.1 5 0.4 0.3 0.2 0.1 > 6 0.5 0.4 0.3 0.2 0.1 > Convert the lower triangular matrix to a full matrix> ddm = as.matrix(dd1)> > ddm 1 2 3 4 5 61 0.0 0.1 0.2 0.3 0.4 0.52 0.1 0.0 0.1 0.2 0.3 > 0.43 0.2 0.1 0.0 0.1 0.2 0.34 0.3 0.2 0.1 0.0 0.1 0.25 0.4 0.3 0.2 0.1 0.0 > 0.16 0.5 0.4 0.3 0.2 0.1 0.0 > I would be grateful if someone could provide me with a code to convert ddm to > the lower triangular matrix as before i.e. dd1 > above.
as.dist(ddm) Peter ______________________________________________ R-help@r-project.org 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.