ML: Data mining suite in java?

An old pet subject of mine has always been AI, Machine Learning, data mining, etc. It was certainly of interest when I came across weka.
Not read up on it yet but it looks very interesting. Will post more later.

RULES: JSR 94 found to be limitting?

Seems there are discussions afoot for the next version of the JSR-94 - look here for the discussion and oppurtunity to contribute.