Publications

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2020
Task Allocation in Dependency-aware Spatial Crowdsourcing
Wangze Ni, Peng Cheng, Lei Chen, Xuemin Lin
ICDE 2020.
RIDE: A System for Generalized Region of Interest Discovery and Exploration
Qiyu Liu, Libin Zheng, Lei Chen
ICDE 2020.
2019
Cooperation-Aware Task Assignment in Spatial Crowdsourcing.
Peng Cheng, Lei Chen, and Jieping Ye.
ICDE 2019.
RIDE: A System for Generalized Region of Interest Discovery and Exploration
Qiyu Liu, Libin Zheng, Lei Chen
SIGSPATIAL 2019.
Quality-Assured Synchronized Task Assignment in Crowdsourcing
Jiayang Tu, Peng Cheng, Lei Chen
TKDE 2019.
Last-mile delivery made practical: An efficient route planning framework with theoretical guarantees
Yuxiang Zeng, Yongxin Tong, Lei Chen
VLDB 2019.
Minimizing Maximum Delay of Task Assignment in Spatial Crowdsourcing.
Zhao Chen, Peng Cheng, Yuxiang Zeng, and Lei Chen.
ICDE 2019.
A Queueing-Theoretic Framework for Vehicle Dispatching in Dynamic Car-Hailing (Short Paper).
Peng Cheng, Chao Feng, Lei Chen, and Zheng Wang.
ICDE 2019.
Maximizing the Utility in Location-Based Mobile Advertising (Short Paper).
Peng Cheng, Xiang Lian, Lei Chen, and Siyuan Liu.
ICDE 2019.
Auction-based Order Dispatch and Pricing in Ridesharing.
Libin Zheng, Peng Cheng, and Lei Chen.
ICDE 2019.
2018
Latency-oriented Task Completion via Spatial Crowdsourcing.
Yuxiang Zeng, Yongxin Tong, Lei Chen, and Zimu Zhou.
ICDE 2018.
Multi-campaign Oriented Spatial Crowdsourcing (Short Paper).
Libin Zheng and Lei Chen.
ICDE 2018.
Realtime Traffic Speed Estimation with Sparse Crowdsourced Data.
Zheng Liu, Lei Chen, and Yongxin Tong.
ICDE 2018.
Worker Recommendation for Crowdsourced Q&A Services: A Triple-Factor Aware Approach.
Zheng Liu and Lei Chen.
VLDB 2018.
Order Dispatch in Price-aware Ridesharing.
Libin Zheng, Lei Chen, and Jieping Ye.
VLDB 2018.
An Experimental Evaluation of Task Assignment in Spatial Crowdsourcing.
Peng Cheng, Xun Jian, and Lei Chen.
VLDB 2018.
FROG: A Fast and Reliable Crowdsourcing Framework.
Peng Cheng, Xiang Lian, Xun Jian, and Lei Chen.
TKDE.
DLTA: A Framework for Dynamic Crowdsourcing Classification Tasks.
Libin Zheng and Lei Chen.
TKDE.
Multi-campaign Oriented Spatial Crowdsourcing (Journal Extension).
Libin Zheng and Lei Chen.
TKDE.
Effective Solution for Labeling Candidates with a Proper Ration for Efficient Crowdsourcing.
Zhao Chen, Peng Cheng, Chen Zhang, and Lei Chen.
DASFAA 2018.
2017
Utility-Aware Ridesharing on Road Networks.
Peng Cheng, Hao Xin, and Lei Chen.
SIGMOD 2017.
Maximizing acceptance in rejection-aware spatial crowdsourcing.
Libin Zheng and Lei Chen.
TKDE.
Prediction-based Task Assignment in Spatial Crowdsourcing.
Peng Cheng, Xiang Lian, Lei Chen, and Cyrus Shahabi.
ICDE 2017.
Tuning crowdsourced human computation.
Chen Cao, Jiayang Tu, Zheng Liu, Lei Chen, and HV Jagadish.
ICDE 2017.
2016
Task Assignment on Multi-Skill Oriented Spatial Crowdsourcing.
Peng Cheng, Xiang Lian, Lei Chen, Jinsong Han, and Jizhong Zhao.
TKDE 28(8).
2015
Reliable Diversity-Based Spatial Crowdsourcing by Moving Workers.
Peng Cheng, Xiang Lian, Zhao Chen, Rui Fu, Lei Chen, Jinsong Han, and Jizhong Zhao.
VLDB 2015 8(10).
2014
gMission: a general spatial crowdsourcing platform.
Zhao Chen, Rui Fu, Ziyuan Zhao, Zheng Liu, Leihao Xia, Lei Chen, Peng Cheng, Caleb Chen Cao, Yongxin Tong, and Chen Jason Zhang.
VLDB 2014 7(13).