I think you can do this using the network package. Look at the as.network.matrix and as.matrix.network functions, for example.
On 05/12/06, Philip Leifeld <[EMAIL PROTECTED]> wrote: > Dear all, > > how can I convert an m x n incidence matrix into an m x m adjacency > matrix or an n x n adjacency matrix? The current matrix contains binary > data, hence the new matrix would contain counts of common occurrences. > > Thank you for your help. > > Phil > > ______________________________________________ > R-help@stat.math.ethz.ch 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. > -- ================================= David Barron Said Business School University of Oxford Park End Street Oxford OX1 1HP ______________________________________________ R-help@stat.math.ethz.ch 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.
