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Reference.org
Computer stereo vision
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<p>Computer stereo vision is the extraction of 3D information from digital images, such as those obtained by a <a href="/facts/CCD_camera/l6xffIcz">CCD camera</a>. By comparing information about a scene from two vantage points, 3D information can be extracted by examining the relative positions of objects in the two panels. This is similar to the biological process of <a href="/facts/Stereopsis/AL5Ydh0m">stereopsis</a>. </p>