Rapidminer is the jam for prototyping ML processes. It's so powerfully useful I've always been surprised they've kept it free for so long (they have a pay vers

Rapidminer is the jam for prototyping ML processes. It's so powerfully useful I've always been surprised they've kept it free for so long (they have a pay version but it's not necessary). In addition to its own algorithms, it has a plugin that wraps Weka so you get all those if you want them too. I'm I n no way connected with them, just a big fan of it over every other ML library or tool I've seen. If I could buy stock I would...