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  • From: Chad Knepp <pyg@galatea.org>
  • To: pcplantdb <pcplantdb@lists.ibiblio.org>
  • Subject: [pcplantdb] More geeky (and graphy) stuff
  • Date: Tue, 2 Aug 2005 14:39:58 -0500

Bear Kaufmann writes:
> Hi all,
>
> Congrats on the letter from Encarta to PFAF. It'd definitely increase
> visibility to a lot of users (and draw eyes from folk looking for the
> name of cabbage).
>
> Last night I searched around, and played with some graphing engines,
> and producing dynamic XML from the database on the fly.
> Here, I'm finding all the uses used by a plant Family, then graphing it
> out. You can start to see the connections/relatedness in terms of use.
>
> Check out:
> http://www.permaculture.info/test/graph/perfuse_dev.php
>
> Proof of concept. Best proof? Hardly, but a start.

Very nice, Richard did a demo app like this earlier. I'm curious as
to how it connects to the info. Static file? I think xml-rpc will be
pretty handy for connecting the data to a GBI part.

> There are improvements I'd make on some of the settings for the physics
> of the graph, but I don't have access to that right now.
> Still looking for the best system to use. A Flash/Actionscript app may
> play across more platforms, more smoothly, though the platform is non
> OS (if we wish to only use OS).
> Java seems to have some compatibility issues (ie Firefox doesn't like
> the app on my system. :-P ). If anyone runs across Open Source graph
> viewers sent them my way.

Worked fine for me (1.0.4).

> There is also a free Hyperbolic graph viewer (someone sent a link to
> one a while ago). It works, and is pretty cool. I'm using a similar
> graph of family to uses with it, which is not the strong point of the
> viewer. It's probably best for (loosely or unlinked) tree graphs. A
> taxonomic tree for example. I won't upload it, since it's not quite
> useful yet.
>
> Cheers,
> Bear

--
Chad Knepp
python -c 'import base64;print base64.decodestring("cHlnQGdhbGF0ZWEub3Jn")'




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