Re: [R] Converting data frame to symmetric matrix

Thank you. It worked! Quoting Henrique Dallazuanna www...@gmail.com: Try this: reshape(d, timevar = x, idvar = y, direction = wide) On Tue, Jan 6, 2009 at 6:29 AM, poas...@umich.edu wrote: Dear Sir or Madam, I have the following data frame (which is just a toy example of my larger

Re: [R] Converting data frame to symmetric matrix

Try this: reshape(d, timevar = x, idvar = y, direction = wide) On Tue, Jan 6, 2009 at 6:29 AM, poas...@umich.edu wrote: Dear Sir or Madam, I have the following data frame (which is just a toy example of my larger dataset) L3 - LETTERS[1:3] x=c(1,1,2,2,3,3,4,4,5,5) y=1:10 d -

Re: [R] Converting data frame to symmetric matrix

try this: L3 - LETTERS[1:3] x=c(1,1,2,2,3,3,4,4,5,5) y=1:10 d - data.frame(cbind(x,y), fac=I(sample(L3, 10, replace=TRUE))) m.out - matrix(ncol=10, nrow=10) m.out[cbind(d$x, d$y)] - d$fac On Tue, Jan 6, 2009 at 3:29 AM, poas...@umich.edu wrote: Dear Sir or Madam, I have the following data