Joint Resource Allocation Optimization for the Wireless Backhaul Link of User-Centric Cell-Free NOMA Networks

Algorithm 1

Heuristic algorithm for the remaining APs assignment.

Initialize the number of the APGs denoted by , and the number of the APs in the th (=1,,) APG denoted by . Let denote the set of all APs, and denote the cardinality of , and denote the set of the APs in the th APG, and is initialized as 1.

for =1:do

 for =1:do

  Compute according to (18)

 end for

 Find the APG with the best utility for the th AP denoted by . The th AP is assigned to the th APG, and let .

end for