TITLE : Learning to Rank in Theory and Practice: From Gradient Boosting to Neural Networks and Unbiased Learning AUTHOR(S) : Lucchese C, Nardini Fm, Pasumarthi Rk, Bruch S, Bendersky M, Wang X, Oosterhuis H, Jagerman R, De Rijke M TYPE : Conference article YEAR : 2019 CODE : 415713 *** DO NOT EDIT THIS FILE ***