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A number of computer and smartphone applications adjust the computer video color temperature, reducing the amount of blue light emitted by the screen, particularly at night. Dry eye is a symptom that is targeted in the therapy of CVS. The use of over-the-counter artificial-tear solutions can reduce the effects of dry eye in CVS.
Pursuit camera photography of LCD motion blur; Article in HDTV Magazine that does a good job of covering motion blur on LCD panels; Link describing cause of motion blur from sample and hold techniques and reduction using LED backlighting; TestUFO.com: Motion test animations that also demonstrates display motion blur
Image stabilization (IS) is a family of techniques that reduce blurring associated with the motion of a camera or other imaging device during exposure.. Generally, it compensates for pan and tilt (angular movement, equivalent to yaw and pitch) of the imaging device, though electronic image stabilization can also compensate for rotation about the optical axis (). [1]
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Computer-controlled cameras can identify, track, and categorize objects in their field of view. [150] Video content analysis , also referred to as video analytics, is the capability of automatically analyzing video to detect and determine temporal events not based on a single image but rather on object classification . [ 151 ]
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In the age of analog video systems, it was possible to evaluate the quality aspects of a video processing system by calculating the system's frequency response using test signals (for example, a collection of color bars and circles). Digital video systems have almost fully replaced analog ones, and quality evaluation methods have changed.
A webcam is a video camera which is designed to record or stream to a computer or computer network. They are primarily used in video telephony, live streaming and social media, and security. Webcams can be built-in computer hardware or peripheral devices, and are commonly connected to a device using USB or wireless protocol.