Ruihong Qiu

Long short-term enhanced memory for sequential recommendation

2022 · World Wide Web

Abstract Sequential recommendation is a stream of studies on recommender systems, which focuses on predicting the next item a user interacts with by modeling the dynamic sequence of user-item interactions. Since being born to explore …

Contrastive Learning for Representation Degeneration Problem in Sequential Recommendation

2022 · Proceedings of the Fifteenth ACM International Conference on Web Search and Data Mining

Recent advancements of sequential deep learning models such as Transformer and BERT have significantly facilitated the sequential recommendation. However, according to our study, the distribution of item embeddings generated by these models tends to degenerate …