Fig. 2From: mm-Wave channel estimation with accelerated gradient descent algorithmsChoice of ρ. Optimized value of ρ vs SNR, for both UPA, with Nr=16=4×4 (D0=D1=4) and Nt=4=2×2 (D2=D3=2) and M0=M1=M2=M3=8, and ULAs with Nr=16, Nt=4 and M1=M2=32. UMi LOS modelBack to article page