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Factorization Machines with libFM STEFFEN RENDLE, University of Konstanz Factorization approaches provide high accuracy in several important prediction problems, for example, recommender systems. However, applying factorization approaches to a new prediction problem is a nontrivial task and requires a lot of expert knowledge. Typically, a new model is developed, a learning algorithm is derived,
Field-aware Factorization Machines YuChin Juan, Yong Zhuang, and Wei-Sheng Chin NTU CSIE MLGroup 1/18 Recently, field-aware factorization machines (FFM) have been used to win two click-through rate prediction competitions hosted by Criteo1 and Avazu2 . In these slides we introduce the formulation of FFM together with well known linear model, degree-2 polynomial model, and factorization machines. T
Machine 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
pywFM is a Python wrapper for Steffen Rendle's libFM. libFM is a Factorization Machine library: Factorization machines (FM) are a generic approach that allows to mimic most factorization models by feature engineering. This way, factorization machines combine the generality of feature engineering with the superiority of factorization models in estimating interactions between categorical variables o
Scaling Factorization Machines to Relational Data Steffen Rendle University of Konstanz 78457 Konstanz, Germany steffen.rendl[email protected] ABSTRACT The most common approach in predictive modeling is to de- scribe cases with feature vectors (aka design matrix). Many machine learning methods such as linear regression or sup- port vector machines rely on this representation. However, when the und
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