factorie/factorie — pull request #175 by lvilnis (2014-05-26 08:00:14+00:00)
Title: Add implementation of FTRL-Proximal online learning algorithm

Very similar to AdaGrad-RDA, but applies the adaptive regularization in the primal, and the l1/l2 regularization in the dual for sparsity. Leads to better accuracy while maintaining same sparsity.