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Li Sun

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Beholders Surveillance system is the observer of the city, but citizens who are observed seldom look the cameras face to face. If we take the surveillance system as a creature, then the camera must be the face of it, being the area that is equipped with the most front-end information receivers. It has the sensor and lens as the visual organ to receive images; the microphone and smoke sensing system as the auditory and olfactory organs; and the pan and tilt as the neck to rotate the head so as to focus on the target. With these acute organs, the...

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