Chen J, Sang Y, Zhang P-F, Wang J, Qu J, Li Z. Enhancing Long-and Short-Term Representations for Next POI Recommendations via Frequency and Hierarchical Contrastive Learning. AAAI [Internet]. 2025 Apr. 11 [cited 2026 May 31];39(11):11472-80. Available from: https://ojs.aaai.org/index.php/AAAI/article/view/33248