Reinforcement learning based recommender systems: A survey

MM Afsar, T Crump, B Far - ACM Computing Surveys, 2022 - dl.acm.org
Recommender systems (RSs) have become an inseparable part of our everyday lives. They
help us find our favorite items to purchase, our friends on social networks, and our favorite …

A survey of deep reinforcement learning in recommender systems: A systematic review and future directions

X Chen, L Yao, J McAuley, G Zhou, X Wang - arXiv preprint arXiv …, 2021 - arxiv.org
In light of the emergence of deep reinforcement learning (DRL) in recommender systems
research and several fruitful results in recent years, this survey aims to provide a timely and …

[HTML][HTML] Deep reinforcement learning in recommender systems: A survey and new perspectives

X Chen, L Yao, J McAuley, G Zhou, X Wang - Knowledge-Based Systems, 2023 - Elsevier
In light of the emergence of deep reinforcement learning (DRL) in recommender systems
research and several fruitful results in recent years, this survey aims to provide a timely and …

Causal decision transformer for recommender systems via offline reinforcement learning

S Wang, X Chen, D Jannach, L Yao - Proceedings of the 46th …, 2023 - dl.acm.org
Reinforcement learning-based recommender systems have recently gained popularity.
However, the design of the reward function, on which the agent relies to optimize its …

On the opportunities and challenges of offline reinforcement learning for recommender systems

X Chen, S Wang, J McAuley, D Jannach… - ACM Transactions on …, 2023 - dl.acm.org
Reinforcement learning serves as a potent tool for modeling dynamic user interests within
recommender systems, garnering increasing research attention of late. However, a …

Reinforced moocs concept recommendation in heterogeneous information networks

J Gong, Y Wan, Y Liu, X Li, Y Zhao, C Wang… - ACM Transactions on …, 2023 - dl.acm.org
Massive open online courses (MOOCs), which offer open access and widespread interactive
participation through the internet, are quickly becoming the preferred method for online and …

Knowledge-enhanced causal reinforcement learning model for interactive recommendation

W Nie, X Wen, J Liu, J Chen, J Wu… - IEEE Transactions …, 2023 - ieeexplore.ieee.org
Owing to its inherently dynamic nature and economical training cost, offline reinforcement
learning (RL) is typically employed to implement an interactive recommender system (IRS) …

Reinforced KGs reasoning for explainable sequential recommendation

Z Cui, H Chen, L Cui, S Liu, X Liu, G Xu, H Yin - World Wide Web, 2022 - Springer
We explore the semantic-rich structured information derived from the knowledge graphs
(KGs) associated with the user-item interactions and aim to reason out the motivations …

Cipl: Counterfactual interactive policy learning to eliminate popularity bias for online recommendation

Y Zheng, J Qin, P Wei, Z Chen… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
Popularity bias, as a long-standing problem in recommender systems (RSs), has been fully
considered and explored for offline recommendation systems in most existing relevant …

Locality-sensitive state-guided experience replay optimization for sparse rewards in online recommendation

X Chen, L Yao, J McAuley, W Guan, X Chang… - Proceedings of the 45th …, 2022 - dl.acm.org
Online recommendation requires handling rapidly changing user preferences. Deep
reinforcement learning (DRL) is an effective means of capturing users' dynamic interest …