作者位次 #2/7SIGIR 2026Oral· Information Retrieval (Full)
TimeMM: Time-as-Operator Spectral Filtering for Dynamic Multimodal Recommendation
Wei Yang · Rui Zhong · Zihan Lin · Xiaodan Wang · Cheng Chen · Huan Ren · Yao Hu
摘要
Multimodal recommendation improves user modeling by integrating collaborative signals with heterogeneous item content. In real applications, user interests evolve over time and exhibit nonstationary dynamics, where different preference factors change at different rates. This challenge is amplifie...