Fig. 8From: Rotating cluster mechanism for coordinated heterogeneous MIMO cellular networksAverage achievable rate per user based on user position within cellular network, with PF scheduling metric for six-cell layout, using simulated annealing scheduling and SZF-DPC precoding; Nmacro=Npico=2, M=2, K c =12. a Fixed clustering. b Rotating clustering (T cl =100)Back to article page