作者位次 #4/11SIGIR 2026Oral· Information Retrieval (Full)
Towards End-to-End Alignment of User Satisfaction via Questionnaire in Video Recommendation
Shengjie Sun (Taobao & · Jiaqi Yu · Minzhi Xie · Tiantian He · Xiaoxiao Xu · Zixiu Wang · Lantao Hu · Yongqi Liu · Han Li · Kaiqiao Zhan · Kun Gai
摘要
Short-video recommender systems typically optimize ranking models using dense user behavioral signals, such as clicks and watch time. However, these signals are only indirect proxies of user satisfaction and often suffer from noise and bias. Recently, explicit satisfaction feedback collected thro...