Wireless sensor networks 34 Sensor networks 18 Wireless communication systems 9 Energy consumption 7 Computer network protocols 4 Routing protocols (Computer network protocols) 4 Internet of things 3 Security measures 3 Design and construction 2 Energy conservation 2 Equipment and supplies 2 Remote sensing 2 Renewable energy sources 2 Routing (Computer network management) 2 Safety measures 2 Underwater acoustic telemetry 2 Wireless sensor nodes 2 Airplanes 1 Algorithm 1 Artificial intelligence 1 Asynchronous transfer mode 1 Bluetooth technology 1 Body area networks (Electronics) 1 Cardiology 1 Cluster analysis 1 Computational intelligence 1 Computer algorithms 1 Computer engineering 1 Computer networks 1 Computer scheduling 1