Unified conversational recommendation policy learning via graph-based reinforcement learning

• Main Authors: DENG, Yang, LI, Yaliang, SUN, Fei, DING, Bolin, LAM, Wai
• Format: text
• Language: English
• Published: Institutional Knowledge at Singapore Management University 2021
• Subjects: Conversational Recommendation; Reinforcement Learning; Graph Representation Learning; Databases and Information Systems; Graphics and Human Computer Interfaces
• Online Access: https://ink.library.smu.edu.sg/sis_research/9114; https://ink.library.smu.edu.sg/context/sis_research/article/10117/viewcontent/3404835.3462913.pdf
• Institution: Singapore Management University

Conversational recommender systems (CRS) enable the traditional recommender systems to explicitly acquire user preferences towards items and attributes through interactive conversations. Reinforcement learning (RL) is widely adopted to learn conversational recommendation policies to decide what attr...