From: Bruce S. <bso...@gm...> - 2006-10-04 13:26:58
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Hi, On 10/2/06, Albert Strasheim <fu...@gm...> wrote: > I recently started looking at David Cournapeau's PyEM package, > specifically his implementation of the K-Means algorithm. He > implemented part of this algorithm with in pure Python version and > also provided a Pyrex alternative that is significantly faster (about > 10 times with the data I tested with). I tried to figure out why this > is so. Just of of curosity, have you seen the implementation at BioPython (http://biopython.org)? Michiel de Hoon and other wrote 'The C Clustering Library', see the following document for more details (linked from documentation page - http://biopython.org/wiki/Documentation): http://biopython.org/DIST/docs/cluster/cluster.pdf Regards Bruce |