On Thu, Jun 4, 2009 at 6:36 PM, Charles Forsyth<fors...@terzarima.net> wrote: >>Of course, it broke down somewhat because the language of strings >>necessarily all that well suited to describing trees whose elements >>come from a completely different domain, but I still think the idea >>has some merit. This was in 2003; I gather things like that are now >>beginning to become somewhat common elsewhere. > > there are several varieties of tree automata that are better > suited to working with trees.
I'm sure. This is something that I would be interested in revisiting; do you have any pointers to particularly relevant information? I wonder how nicely these tree automata could be packaged into an awk-like form. - Dan C.