Video surveillance Automatic tracking 11 Image processing 9 Computer programs 5 Electronic surveillance 4 Vehicles, Remotely piloted 4 Image analysis 3 Pattern recognition systems 3 Soft computing 3 Electronic security systems 2 Human face recognition (Computer science) 2 Privacy, Right of 2 Social aspects 2 Digital techniques 1 Digital video 1 National security 1 Sensor networks 1 Social control 1