3 papers
math.OC2026
Latent Structural Categorical Matrix Completion with Application to Quasispecies Analysis
Qian Zhang, Meixia Lin
Matrix completion has been extensively studied for real-valued data, but existing methods are often limited in handling categorical variables. We propose LCMC, a double-loop optimi…
cs.IR2026
CAST: Modeling Semantic-Level Transitions for Complementary-Aware Sequential Recommendation
Qian Zhang, Lech Szymanski, Haibo Zhang +1
Sequential Recommendation (SR) aims to predict the next interaction of a user based on their behavior sequence, where complementary relations often provide essential signals for pr…
cs.IR2023
An empirical study of next-basket recommendations
Zhufeng Shao, Shoujin Wang, Qian Zhang +3
Next Basket Recommender Systems (NBRs) function to recommend the subsequent shopping baskets for users through the modeling of their preferences derived from purchase history, typi…