Inspec keywords: 5G mobile communication; antenna arrays; search problems; array signal processing

Other keywords: high-dimensional solution space; hierarchical cuckoo search; beampattern sidelobe; SL reduction; large-scale antenna array; hierarchical cuckoo search algorithm; beampattern synthesis; 5G beamforming

Subjects: Signal processing and detection; Mobile radio systems; Combinatorial mathematics; Antenna arrays; Optimisation techniques