Communication optimization techniques in Personalized Federated Learning: Applications, challenges and future directions

Fahad Sabah, Yuwen Chen, Zhen Yang, Abdul Raheem, Muhammad Azam, Nadeem Ahmad, Raheem Sarwar

Abstract: Highlights•First survey on communication optimization techniques in Personalized Federated Learning (PFL).•Overview of key challenges of communication optimization techniques in PFL.•Exploration and categorization of state-of-the-art techniques for communication optimization in PFL.•Review of SOTA communication algorithms for efficient and effective PFL.•Identification of new research directions for enhancing personalized federated learning.