A Unified Approach to Route Planning for Shared mobility Yongxin Tong1, Yuxiang Zeng 2, Zimu Zhou 3 Lei chen 2, Jieping Ye 4, Ke xu 1 Beihang University The Hong Kong University of Science and Technology 3 ETH Zurich 4 Didi Research InstituteA Unified Approach to Route Planning for Shared Mobility Yongxin Tong 1 , Yuxiang Zeng 2 , Zimu Zhou 3 , Lei Chen 2 , Jieping Ye 4 , Ke Xu 1 1 Beihang University 2 The Hong Kong University of Science and Technology 3 ETH Zurich 4 Didi Research Institute