Malaysia 12 Radio frequency identification systems 10 system identification 10 Article 9 TJ Mechanical engineering and machinery 8 human 8 nonhuman 7 IDENTIFICATION 6 System identification 6 controlled study 6 female 6 Mean square error 5 male 5 particle swarm optimization 5 Controllers 4 Female 4 Flexible structures 4 Humans 4 Male 4 RFID 4 unclassified drug 4 Active vibration controls 3 COVID-19 3 Conventional methods 3 Data mining 3 Feature extraction 3 Flexible plate structures 3 Fuzzy logic 3 Geographic information systems 3 Identification (control systems) 3