efficiency is of crucial importance for various FML methods. IEEE Std 3652.1-2020  devotes a great deal of attention on reducing both computational complexity and communication costs with efficient FML methods. Third, for the sake of data security and privacy-preservation, the design, development, and Authorized licensed use limited to University of Malta. Downloaded on December 24,2022 at 11:03:39 UTC from IEEE Xplore. Restrictions apply.