Search Results for author: Zhiming Peng

Found 2 papers, 1 papers with code

MBCAL: Sample Efficient and Variance Reduced Reinforcement Learning for Recommender Systems

no code implementations6 Nov 2019 Fan Wang, Xiaomin Fang, Lihang Liu, Hao Tian, Zhiming Peng

The proposed method takes advantage of the characteristics of recommender systems and draws ideas from the model-based reinforcement learning method for higher sample efficiency.

counterfactual Model-based Reinforcement Learning +3

Sequential Evaluation and Generation Framework for Combinatorial Recommender System

1 code implementation1 Feb 2019 Fan Wang, Xiaomin Fang, Lihang Liu, Yaxue Chen, Jiucheng Tao, Zhiming Peng, Cihang Jin, Hao Tian

On the one hand of this framework, an evaluation model is trained to evaluate the expected overall utility, by fully considering the user, item information and the correlations among the co-exposed items.

Recommendation Systems

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