scikit-learn/scikit-learn — pull request #1259 by zaxtax (2012-10-21 09:37:23+00:00)
Title: Adding Passive Aggressive learning rates

I have added Passive Aggressive learning rates as described in
http://jmlr.csail.mit.edu/papers/volume7/crammer06a/crammer06a.pdf

I have tried to make as few changes as possible, so these rates should integrate well with everything else.