LIBFFM: A Library for Field-aware Factorization MachinesMachine Learning Group at National Taiwan University Contributors Introduction LIBFFM is an open source tool for field-aware factorization machines (FFM). For the formulation of FFM, please see this paper. It has been used to win the top-3 in recent click-through rate prediction competitions (Criteo, Avazu, Outbrain, and RecSys 2015). It supports l2-regularized logistic loss Main features include
