About Me
Dr. Huajun He is currently a researcher in Tencent. His primary responsibility is to manage large amounts of time-serises data efficiently. He got his Ph.D. degree in the School of Computing and Artificial Intelligence, SWJTU University, China, under the supervision of Prof. Yu Zheng and Tianrui Li. He was a research intern in JD Intelligent Cities Research and JD iCity, under the supervision of Dr. Jie Bao. His research interests include urban computing, database, spatio-temporal data management, and distributed systems.
Education
- Ph.D in SWJTU University, 2020-2024
- M.S. in SWJTU University, 2018-2020
- B.S. in SWJTU University, 2014-2018
Publications
Learning-Based Distributed Spatio-Temporal 𝑘 Nearest Neighbors Join [Big Data, 2024]
Li, R., Li, J., Zhou, M., Wang, R., **He, H**., Chen, C., ... & Zheng, Y. (2024). Learning-Based Distributed Spatio-Temporal $ k $ Nearest Neighbors Join. IEEE Transactions on Big Data.
An Efficient System for Large-scale Collaborative Tasks in Government [HCIN, 2024]
Lulu Wang, Huajun He, Zheyi Pan, Jie Bao, Yu Zheng. An Efficient System for Large-scale Collaborative Tasks in Government[J]//Human-Centric Intelligent Systems. 2024
TMan: A High-Performance Trajectory Data Management System Based on Key-value [ICDE, 2024]
Huajun He, Zihang Xu, Ruiyuan Li, Jie Bao, Tianrui Li, Yu Zheng. TraSS: Efficient TMan: A High-Performance Trajectory Data Management System Based on Key-value Stores[C]//2024 IEEE 40th International Conference on Data Engineering (ICDE). IEEE, 2024
面向政务协同的访问控制模型 [计算机应用, 2024]
赵大燕，何华均，李宇平，张钧波，李天瑞，郑宇. 面向政务协同的访问控制模型 [J]. 计算机应用. 2024
面向政府大规模协同任务的时空数据管理和分析研究 [NDBC, 2023]
王璐璐、何华均、潘哲逸、鲍捷、郑宇. 面向政府大规模协同任务的时空数据管理和分析研究.
TraSS: Efficient Trajectory Similarity Search Based on Key-Value Data Stores [ICDE, 2022]
Huajun He, Ruiyuan Li, Sijie Ruan, Tianfu He, Jie Bao, Tianrui Li, Yu Zheng. TraSS: Efficient Trajectory Similarity Search Based on Key-Value DataStores[C]//2022 IEEE 38th International Conference on Data Engineering (ICDE). IEEE, 2022.
Distributed Spatio-Temporal k Nearest Neighbors Join [SIGSPATIAL, 2021]
Li R, Wang R, Liu J, He H, et al. Distributed Spatio-Temporal k Nearest Neighbors Join[C]//Proceedings of the 29th International Conference on Advances in Geographic Information Systems. 2021: 435-445.
SALON: a universal stay point-based location analysis platform [SIGSPATIAL, 2021]
Hu Y, Ruan S, Ni Y, He H, et al. SALON: a universal stay point-based location analysis platform[C]//Proceedings of the 29th International Conference on Advances in Geographic Information Systems. 2021: 407-410. Best Demo Paper Award!
POI Alias Discovery in Delivery Addresses using User Locations [SIGSPATIAL, 2021]
He T, Chen G, Meng C, He H, et al. POI Alias Discovery in Delivery Addresses using User Locations[C]//Proceedings of the 29th International Conference on Advances in Geographic Information Systems. 2021: 225-228.
JUST-Traj: A Distributed and Holistic Trajectory Data Management System [SIGSPATIAL, 2021]
He H, Li R, Bao J, et al. JUST-Traj: A Distributed and Holistic Trajectory Data Management System[C]//Proceedings of the 29th International Conference on Advances in Geographic Information Systems. 2021: 403-406.
TrajMesa: a distributed NoSQL-based trajectory data management system [TKDE, 2021]
Li R, He H, Wang R, et al. TrajMesa: a distributed NoSQL-based trajectory data management system[J]. IEEE Transactions on Knowledge and Data Engineering, 2021.
面向海量空间数据的分布式距离连接算法 [计算机科学, 2021]
王如斌, 李瑞远, 何华均, 等. 面向海量空间数据的分布式距离连接算法[J]. 计算机科学, 49(1): 95-100.
Discovering real-time reachable area using trajectory connections [DASFAA, 2020]
Li R, Bao J, He H, et al. Discovering real-time reachable area using trajectory connections[C]//International Conference on Database Systems for Advanced Applications. Springer, Cham, 2020: 36-53.
Trajmesa: A distributed nosql storage engine for big trajectory data [ICDE, 2020]
Li R, He H, Wang R, et al. Trajmesa: A distributed nosql storage engine for big trajectory data[C]//2020 IEEE 36th International Conference on Data Engineering (ICDE). IEEE, 2020: 2002-2005.
JUST: JD Urban Spatio-Temporal Data Engine [ICDE, 2020]
Li R, He H, Wang R, et al. Just: Jd urban spatio-temporal data engine[C]//2020 IEEE 36th International Conference on Data Engineering (ICDE). IEEE, 2020: 1558-1569.
Efficient suspected infected crowds detection based on spatio-temporal trajectories [arXiv, 2020]
He H, Li R, Wang R, et al. Efficient suspected infected crowds detection based on spatio-temporal trajectories[J]. arXiv preprint arXiv:2004.06653, 2020.
HONORS AND AWARDS
- 2024, 西南交通大学优秀毕业生
- 2022, Innovation Patent Award, JD iCity
- 2021, Best Demo Paper Award, ACM SIGSPATIAL
- 2021, Outstanding Intern, JD iCity
- 2020, Outstanding Communist Youth League Member Award
- 2019, 互联网+交通运输创新创业大赛，交通部，国家三等奖
- 2019, Outstanding Graduate Student Award, SWJTU University
- 2018, Outstanding Undergraduate Thesis (优秀本科毕业论文)
- 2017, Special Scholarship, SWJTU University
- 2017, 第十届全国大学生节能减排社会实践与科技竞赛，教育部，国家一等奖
- 2017, 第七届中国大学生服务外包创新创业大赛，教育部、商务部，国家二等奖
- 2016, 第六届中国大学生服务外包创新创业大赛，教育部、商务部，国家二等奖