Xiangyang Luo

Fed2VAEs: An Efficient Privacy-Preserving Federated Learning Approach Based on Variational Autoencoders

2024

Recently, federated learning (FL) has been threat-ened by the gradient inversion attack that infers user-private data from shared gradients. To cope with this problem, the differential privacy (DP) technique is widely employed in FL. However, …

CodeSwap: Symmetrically Face Swapping Based on Prior Codebook

2024

Face swapping, the technique of transferring the identity from one face to another, merges as a field with significant practical applications. However, previous swapping methods often result in visible artifacts. To address this issue, in …

LB3AS: Lightweight Blockchain-Assisted Anonymous Authentication Scheme for Fog-Cloud-Based Internet of Medical Things

2025 · IEEE Internet of Things Journal

The flourishing development of the Internet of Medical Things (IoMT) is bringing personalized and timely healthcare to an increasing number of people. Fog-cloud-based IoMT pushes computing and data processing to the edge network, enabling low …

A Context-Aware User-Item Representation Learning for Item Recommendation

2019 · ACM Transactions on Information Systems

Both reviews and user-item interactions (i.e., rating scores) have been widely adopted for user rating prediction. However, these existing techniques mainly extract the latent representations for users and items in an independent and static manner. …