PFDF: Privacy Preserving Federated Decision Forest for Classification. - Tongyaqi Li; Qingqiang Qi; Chengyu Hu; Xuelei Li; Peng Tang; Shanqing Guo (ICA3PP (1), 2024)

Subgraph-level federated graph neural network for privacy-preserving recommendation with meta-learning. - Zhaoxing Han; Chengyu Hu; Tongyaqi Li; Qingqiang Qi; Peng Tang; Shanqing Guo (Neural Networks, 2024)

PFGRS: A Privacy-preserving Subgraph-level Federated Graph learning for Recommender System. - Qingqiang Qi; Chengyu Hu; Tongyaqi Li; Peng Tang; Shanqing Guo (Expert Syst. Appl., 2025)