Automatic data collection systems Supervisory control systems 69 Programmed instruction 45 Detectors 28 Process control 24 Automation 20 Management information systems 19 Programmable controllers 19 Structural analysis (Engineering) 15 Microcomputers 10 Computer interfaces 9 Computer programs 9 Computer security 8 Electric power systems 8 Microprocessors 7 Signal processing 7 Structural health monitoring 7 Data protection 6 Graphical user interfaces (Computer systems) 6 Automatic control 5 Data processing 5 Piezoelectric devices 5 Smart structures 5 CAD/CAM systems 4 Data transmission systems 4 Electric meters 4 Electric utilities 4 Human-computer interaction 4 LabVIEW 4 Smart materials 4