Hello I am constructing a symmetric matrix with library "corpcor". In the codes below, I am able to construct a symmetric matrix of order 3 and 4. However, the 5 x 5 matrix does not seem right? Help?
Thanks. > library(corpcor)> r <- 1:3> rr <- vec2sm(r, diag = F)> rr <- > rr[upper.tri(rr)]> r <- vec2sm(rr, diag = F); diag(r) <- 1> r [,1] [,2] > [,3] [1,] 1 1 2 [2,] 1 1 3 [3,] 2 3 1> > r <- 1:6> rr <- vec2sm(r, diag = F)> rr <- rr[upper.tri(rr)]> r <- vec2sm(rr, diag = F); diag(r) <- 1> r [,1] [,2] [,3] [,4] [1,] 1 1 2 4 [2,] 1 1 3 5 [3,] 2 3 1 6 [4,] 4 5 6 1> > r <- 1:10> rr <- vec2sm(r, diag = F)> rr <- rr[upper.tri(rr)]> r <- vec2sm(rr, diag = F); diag(r) <- 1> r [,1] [,2] [,3] [,4] [,5] [1,] 1 1 2 5 3 [2,] 1 1 6 8 4 [3,] 2 6 1 7 9 [4,] 5 8 7 1 10 [5,] 3 4 9 10 1 > [[alternative HTML version deleted]] ______________________________________________ R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see 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.