Archive for May, 2009

16 May

Pycon FR: presentations and tutorials

May 30th and 31st the French Python conference, Pycon FR, will be held at ‘la citée des sciences’, la Villette, in Paris.
The first day, I will be giving a one-hour-long tutorial (in French) on numpy, scipy, and all the Python for Science jazz. On the following day, I will be giving a half-hour-long talk to [...]

10 May

Minimum spanning tree

Gary Ruben came up with the excellent idea of visualizing the minimum spanning tree of a Delaunay tesselation in addition to Delaunay tessalation itself. After he sent me his code, I spent some times playing with it, because I found out that, with the right choice of visualization parameter, it gave me a nice understanding [...]

01 May

Extracting the data from the Delaunay triangulation

Gary Ruben just asked me if it was possible to retrieve the triangulation information from my previous Delaunay example. Actually the reason I came up with this example is that Emanuelle Gouillart, my partner[*], needed to do Delaunay triangulation on some data. She was kind enough to extract that code from her code base. Here [...]