Practical counterfactual policy learning for top-k recommendations

Y Liu, JN Yen, B Yuan, R Shi, P Yan… - Proceedings of the 28th …, 2022 - dl.acm.org
For building recommender systems, a critical task is to learn a policy with collected feedback
(eg, ratings, clicks) to decide which items to be recommended to users. However, it has been …

Learning-Efficient Yet Generalizable Collaborative Filtering for Item Recommendation

Y Pu, X Chen, X Huang, J Chen, D Lian… - Forty-first International … - openreview.net
The weighted squared loss is a common component in several Collaborative Filtering (CF)
algorithms for item recommendation, including the representative implicit Alternating Least …