RAST-MoE-RL: A Regime-Aware Spatio-Temporal MoE Framework for Deep Reinforcement Learning in Ride-Hailing. - Yuhan Tang; Kangxin Cui; Jung Ho Park; Yibo Zhao; Xuan Jiang; Haoze He; Dingyi Zhuang; Shenhao Wang; Jiangbo Yu; Harilaos N. Koutsopoulos; Jinhua Zhao 001 (CoRR, 2025)