预告 | 相约芝加哥，Join DiDi @ SIGSPATIAL2019 空间信息国际顶会

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27th ACM SIGSPATIAL International Conference

on Advances in Geographic Information Systems

Chicago, Illinois, USA

November 5 - 8, 2019

Overview

ACM SIGSPATIAL是国际计算机学会ACM空间信息专业委员会主办的学术会议。涵盖了时空数据挖掘、时空数据模型和算法、位置服务、地图匹配、分布式和并行计算、路径规划、轨迹计算等研究方向。被公认为GIS科学与计算机科学结合最广泛的国际顶级会议。

滴滴将赴芝加哥深度参与SIGSPATIAL 2019，举办首场以“网约车算法、应用和系统”为主题的研讨会；在4场不同的研讨会中分享网约车地图技术的5篇入选paper；在主会上集中展示空间大数据、地理空间人工智能在滴滴的应用；并与组委会携手共筹具有中国特色的ACM SIGSPATIAL 2020。

DiDi @ SIGSPATIAL  2019

RAAS Workshop

1st ACM SIGSPATIAL International Workshop on Ride-hailing Algorithms, Applications, and Systems (RAAS 2019)

● 13:30-17:30, Tuesday, Nov. 5, LaSalle Room

● General Chairs：

Tiger Qie

VP of DiDi & CTO of DiDi's Ridesharing Business Group

Cyrus Shahabi

Professor, University of Southern California, Chair of ACM SIGSPATIAL

Xiaofeng Meng

Professor, Renmin University of China, Chair of ACM SIGSPATIAL China Chapter

Hua Chai

General Manager of DiDi Maps

Keynotes:● 13:45-14:20 : Keynote Talk “Location Intelligence - Shaping the Future of Mobility”Xin ChenDirector of Engineering in the Highly Automated Driving organization, HERE Technologies
● 14:20-14:55 : Keynote Talk “Location Big Data Platform Empowers Intelligent Transportation”     Laitu YangVice General Manager of Cennavi, a professional big data company of NavInfo Group● 14:55-15:30 : Keynote Talk “New Generation Mapping Technologies for Ride-hailing Services”Hua ChaiGeneral Manager of DiDi MapsWe will also have 3 oral presentations and 6 posters focusing on how the latest technologies can be employed to improve ride-hailing experience. The Best Paper and Best Poster awards will be presented during the SIGSPATIAL banquet in the evening of Nov. 7.

Scan QR codes for the complete RAAS workshop program

Invited Talk

Invited Talk “Redefining Transportation with AI”

● 17:30-18:00, Wednesday, Nov. 6, Main Ballroom

Tiger Qie

VP of DiDi & CTO of DiDi’s Ridesharing Business Group 

Oral Papers/Posters

12^th IWCTS Workshop Oral “Small Traffic Sign Detection Through Selective Feature Fusion Based Faster R-CNN With Arc-Softmax Loss”

Site Li, Yang Gu, Zhichao Song, Tengfei Xing, Yiping Meng, Pengfei Xu, Runbo Hu, Tiancheng Zhang, Ge Yu, Hua Chai

13:00-13:30, Lake House Room

3^rd GeoAI Workshop Oral “A Traffic Sign Discovery Driven System for Traffic Rule Updating”

Tengfei Xing, Yang Gu, Zhichao Song, Zhihui Wang, Yiping Meng, Nan Ma, Pengfei Xu, Runbo Hu, Hua Chai

15:00 - 15:10, Sauganash E Ballroom

1^st RAAS Workshop Poster “Accurate Road Anomaly Detection by Trajectory Mining”

Kaiqiang An, Guoping Liu, Rongxiang Su, Jiachen Feng, Nan Ma, Daxin Zheng, Xiang Wen, Runbo Hu, Hua Chai

15:30-16:00, LaSalle Room

1^st RAAS Workshop Oral“Smartphone-based Vehicle Speed Inference Without GPS”

Yao Tong, Ruipeng Gao, Shihua Zhao, Chi Li, Weihuan Shu, Nan Ma

16:00-16:20, LaSalle Room

1^st RAAS Workshop Oral & Poster“Road Status Prediction Based on Large-scale Attention Diffusion Convolution”

Jiayan Zhu, Jingcheng Ni, Jun Fang, Cheng Li, Naiqiang Tan, Hua Chai

16:40-17:00, LaSalle Room

3^rd LocalRec Workshop Oral: SeMap: Automatic Semantic Mapping for Large-Scale Indoor Spaces

Xiaoqiang Teng, Deke Guo, Yulan Guo, Pengfei Xu, Yiping Meng, Runbo Hu, Hua Chai, Zhong Liu

17:00-17:15, Shakespeare Room

Recruiting & DiDi Booth

Recruiting Event during Conference Reception19:00-23:00,Wednesday, Nov. 6,Wolf Point BallroomInteractive Demos @ DiDi BoothNov. 6 – 8, at the Entrance of the Main Ballroom You are always welcome to chat with us at DiDi Booth!

Note

If you have any question or want to schedule a meeting with us, 

please contact: [e-mail]

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