> Some of the graphs (especially if I take them over time) are dense enough
> suggest connectivity matrix representations and especially if I use a
> matrix" package. Does anyone here have anything to suggest in that realm?
Java graph packages (or packages that contain graph support) I have stumbled
http://www.infosun.fmi.uni-passau.de/GTL_java (I think uses native code)
> CAIDA (www.caida.org) has built an interesting layout/manipulation tool
> as Walrus (www.caida.org/tools/visualization/walrus) which implements a 3D
> hyperbolic metric for layout and investigation which maintains excellent
> scaling properties. The early work was by Tamara Munzner but this is the
> example to date, that I know of for handling the "detail in context"
> around graphs.
Walrus looks very interesting, I have just requested a copy.
> It seems possible that we need a whole new base data structure that is
> to the ones already in Visad along with some conversion methods...