[Rd] tree/graph data structure APIs?

Uwe Ligges ligges at statistik.uni-dortmund.de
Wed Aug 3 11:46:47 CEST 2005

Andrew Piskorski wrote:

> What is the best code available for simple general purpose
> manipulation of tree (and/or directed graph) data structures in R?
> Looking through CRAN, I see a bunch of packages for stastical
> regression trees, but nothing that seems to provide an API for
> manipulating tree data structures.  What I'm looking for is something
> along the lines of an R version of the Tcllib ::struct::tree API
> available for Tcl:
>   http://wiki.tcl.tk/210
>   http://tcllib.sourceforge.net/doc/struct_tree.html
>   http://tcllib.sourceforge.net/doc/graph.html
> Thanks!

Maybe the people working on graphical models have something you are 
looking for, see http://www.r-project.org/gR/.
Have you looked at the "dynamicGraph" package?

Uwe Ligges

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