Privacy-Preserving Batch-based Task Assignment in Spatial Crowdsourcing with Untrusted Server. - Maocheng Li; Jiachuan Wang; Libin Zheng; Han Wu; Peng Cheng 003; Lei Chen 002; Xuemin Lin 001 (CIKM, 2021)

Efficient and Accurate Range Counting on Privacy-Preserving Spatial Data Federation. - Maocheng Li; Yuxiang Zeng; Lei Chen 002 (DASFAA (1), 2023)

Accurate and Efficient Trajectory-Based Contact Tracing with Secure Computation and Geo-Indistinguishability. - Maocheng Li; Yuxiang Zeng; Libin Zheng; Lei Chen 002; Qing Li 001 (DASFAA (1), 2023)

Efficient and Accurate Range Counting on Privacy-preserving Spatial Data Federation [Technical Report]. - Maocheng Li; Yuxiang Zeng; Lei Chen (CoRR, 2023)

How Good Are Multi-dimensional Learned Indices? An Experimental Survey. - Qiyu Liu; Maocheng Li; Yuxiang Zeng; Yanyan Shen; Lei Chen 002 (CoRR, 2024)

FQora: Towards Fair and Quality-based Online Data Marketplace. - Songyue Guo; Maocheng Li; Zhao Chen 003; Caleb Chen Cao; Lei Chen 002 (WWW (Companion Volume), 2025)

How good are multi-dimensional learned indexes? An experimental survey. - Qiyu Liu; Maocheng Li; Yuxiang Zeng; Yanyan Shen; Lei Chen 002 (VLDB J., 2025)