Enhanced Group Sparse Beamforming for Green Cloud-RAN: A Random Matrix Approach - Yuanming Shi; Jun Zhang; Wei Chen; Letaief, Khaled B. (IEEE transactions on wireless communications, 2018)
Keywords: Algorithm design and analysis; Array signal processing; Cloud computing; Cloud-RAN; green communications; Lagrangian duality; Power demand; random matrix theory; Signal processing algorithms; smoothed lp -minimization; sparse optimization; Wireless networks