Pingfu Chao

2025

doi dblp
Stamp: Semantic-Aware Sub-trajectory Anomaly Detection with Diffusion Multi-model Pool for Evolving Data Streams.
Biao Chen|Junhua Fang|Pingfu Chao|An Liu|Pengpeng Zhao|Lei Zhao
Proceedings of the 34th ACM International Conference on Information and Knowledge Management, CIKM 2025, Seoul, Republic of Korea, November 10-14, 2025

2024

doi dblp
GroupMO: a memory-augmented meta-optimized model for group recommendation.
Jiawei Hong|Wen Yang|Pingfu Chao|Junhua Fang
World Wide Web (WWW) 2024 Volume 27 Issue 3
doi dblp
PopGR: Popularity reweighting for debiasing in group recommendation.
Hailun Zhou|Junhua Fang|Pingfu Chao|Jianfeng Qu|Ruoqian Zhang
World Wide Web (WWW) 2024 Volume 27 Issue 4
doi dblp
HPS: A novel heuristic hierarchical pruning strategy for dynamic top-k trajectory similarity query.
Tianyi Gu|Junhua Fang|Zhicheng Pan|Yang Wu|Yi Ban|Pingfu Chao|Lei Zhao
Information Processing and Management 2024 Volume 61 Issue 6

2023

doi dblp
GC-TripRec: Graph contextualized generative network with adversarial learning for trip recommendation.
Jinyi Zhao|Junhua Fang|Pingfu Chao|Bo Ning|Ruoqian Zhang
World Wide Web (WWW) 2023 Volume 26 Issue 5

2020

doi dblp
Trajectories know where map is wrong: an iterative framework for map-trajectory co-optimisation.
Pingfu Chao|Wen Hua|Xiaofang Zhou
World Wide Web (WWW) 2020 Volume 23 Issue 1

2019

doi dblp
Integrating workload balancing and fault tolerance in distributed stream processing system.
Junhua Fang|Pingfu Chao|Rong Zhang|Xiaofang Zhou
World Wide Web (WWW) 2019 Volume 22 Issue 6