(ii) Sensing. Sensors are often used to measure physical quantities, which are then converted into understandable digital signals for processing and storage. Sensory data may be categorized as sound wave, vibration, voice, chemical, automobile, current, pressure, weather, and temperature. Sensed data or information is transferred to a collection point through wired or wireless networks. The wired sensor network obtains related information conveniently for easy deployment and is suitable for management applications, such as video surveillance system [64].
Digital Art Tutorials Collection Volumes 1-15 (2012)
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