1st ACM SIGSPATIAL International Workshop on
Ride-hailing Algorithms, Applications, and Systems

Tuesday, November 5, 2019

Program

13:30-13:45 : Opening Remarks : Cyrus Shahabi

Session 1 Keynotes

13:45-14:20 : Keynote Talk: Location Intelligence - Shaping the Future of Mobility
Xin Chen, Director of Engineering in the Highly Automated Driving organization, HERE Technologies

14:20-14:55 : Keynote Talk: Location Big Data Platform Empowers Intelligent Transportation
Laitu Yang, Vice General Manager of Cennavi, a professional big data company of NavInfo Group and a leading provider of traffic information services in China

14:55-15:30 : Keynote Talk: New Generation Mapping Technologies for Ride-hailing Services
Hua Chai, General Manager of DiDi Maps

15:30-16:00 : Coffee Break & Poster Presentations

6 Posters:
Road Status Prediction Based on Large-scale Attention Diffusion Convolution
Jiayan Zhu, Didi Chuxing; Jingcheng Ni, Didi Chuxing; Jun Fang, Didi Chuxing; Cheng Li, Peking University; Naiqiang Tan, Didi Chuxing; Hua Chai, Didi Chuxing

Accurate Road Anomaly Detection by Trajectory Mining
Kaiqiang An, Didi Chuxing; Guoping Liu, Didi Chuxing; Rongxiang Su, UC Santa Barbara; Jiachen Feng, Didi Chuxing; Nan Ma, Didi Chuxing; Daxin Zheng, Didi Chuxing; Xiang Wen, Didi Chuxing; Runbo Hu, Didi Chuxing; Hua Chai, Didi Chuxing

Analyzing the Gap Between Ride-hailing Location and Pick-up Location with Geographical Contexts
Yunlei Liang, University of Wisconsin-Madison; Song Gao, University of Wisconsin-Madison; Mingxiao Li, Institute of Geographic Sciences and Natural Resources Research, Chinese Academy of Sciences; Yuhao Kang, University of Wisconsin-Madison; Jinmeng Rao, University of Wisconsin-Madison

Exploring Personalization in the Application of Intelligent Transportation Systems
Yang Liu, Southeast University; Cheng Lyu, Southeast University; Qixiu Cheng, Southeast University; Zhiyuan Liu, Southeast University

Physics-Based Velocity Calculations for Trip Planning with Lightweight Motorized Personal Vehicles
Evan Siroky, IBI Group

Smartphone-based Vehicle Speed Inference Without GPS
Yao Tong, Beijing Jiaotong University; Ruipeng Gao, Beijing Jiaotong University; Shihua Zhao, Didi Chuxing; Chi Li, Didi Chuxing; Weihuan Shu, Didi Chuxing; Nan Ma, Didi Chuxing

Session 2 Oral Presentations

16:00-16:20 : Smartphone-based Vehicle Speed Inference Without GPS
Yao Tong, Beijing Jiaotong University; Ruipeng Gao, Beijing Jiaotong University; Shihua Zhao, Didi Chuxing; Chi Li, Didi Chuxing; Weihuan Shu, Didi Chuxing; Nan Ma, Didi Chuxing

16:20-16:40 : Exploring Personalization in the Application of Intelligent Transportation Systems
Yang Liu, Southeast University; Cheng Lyu, Southeast University; Qixiu Cheng, Southeast University; Zhiyuan Liu, Southeast University

16:40-17:00 : Road Status Prediction Based on Large-scale Attention Diffusion Convolution
Jiayan Zhu, Didi Chuxing; Jingcheng Ni, Didi Chuxing; Jun Fang, Didi Chuxing; Cheng Li, Peking University; Naiqiang Tan, Didi Chuxing; Hua Chai, Didi Chuxing

Session 3 Closing

17:00-17:20 : Discussion

17:20-17:30 : Closing Remarks: Tiger Qie