activity
20242026
collaborators

7 papers

cs.CR2026

Protecting K-Nearest Neighbor Queries from Location Inference Attacks

Zhiyu Sun, Jie Fu, Xinpeng Ling +2

The k-nearest neighbor query (kNNQ) is a core component of modern location-based services (LBS) and has been widely adopted in popular features such as ``people nearby''. However,…

cs.CR2026

FedFDP: Fairness-Aware Federated Learning with Differential Privacy

Xinpeng Ling, Jie Fu, Kuncan Wang +3

Federated learning (FL) is an emerging machine learning paradigm designed to address the challenge of data silos, attracting considerable attention. However, FL encounters persiste…

cs.LG2025

FreIE: Low-Frequency Spectral Bias in Neural Networks for Time-Series Tasks

Jialong Sun, Xinpeng Ling, Jiaxuan Zou +2

The inherent autocorrelation of time series data presents an ongoing challenge to multivariate time series prediction. Recently, a widely adopted approach has been the incorporatio…

cs.CR2025

Differentially Private Federated Learning: A Systematic Review

Jie Fu, Yuan Hong, Xinpeng Ling +6

In recent years, privacy and security concerns in machine learning have promoted trusted federated learning to the forefront of research. Differential privacy has emerged as the de…

cs.LG2025

EC-LDA : Label Distribution Inference Attack against Federated Graph Learning with Embedding Compression

Tong Cheng, Jie Fu, Xinpeng Ling +4

Graph Neural Networks (GNNs) have been widely used for graph analysis. Federated Graph Learning (FGL) is an emerging learning framework to collaboratively train graph data from var…

cs.LG2025

scAGC: Learning Adaptive Cell Graphs with Contrastive Guidance for Single-Cell Clustering

Huifa Li, Jie Fu, Xinlin Zhuang +6

Accurate cell type annotation is a crucial step in analyzing single-cell RNA sequencing (scRNA-seq) data, which provides valuable insights into cellular heterogeneity. However, due…