Aditya, as I could search, If there is a C version of Weka, it appears to be very outdated by now. The library I use is http://www.cs.waikato.ac.nz/ml/weka/. Davi -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://www.haskell.org/pipermail/beginners/attachments/20110722/e8c55ef8/attachment.htm>