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An autostereogram is a two-dimensional (2D) image that can create the optical illusion of a three-dimensional (3D) scene. Autostereograms use only one image to accomplish the effect while normal stereograms require two. The 3D scene in an autostereogram is often unrecognizable until it is viewed properly, unlike typical stereograms.
Stereoscopy creates the impression of three-dimensional depth from a pair of two-dimensional images. [5] Human vision, including the perception of depth, is a complex process, which only begins with the acquisition of visual information taken in through the eyes; much processing ensues within the brain, as it strives to make sense of the raw information.
Comparison of parallax-barrier and lenticular autostereoscopic displays. Note: The figure is not to scale. Autostereoscopy is any method of displaying stereoscopic images (adding binocular perception of 3D depth) without the use of special headgear, glasses, something that affects vision, or anything for eyes on the part of the viewer.
So I promised myself to come back and significantly expand the existing Autostereogram article. As you probably know, wikipedia editing can be addictive. Before I knew, I had turned this article into a (hopefully) comprehensive review of autostereogram theories and a user-guide on techniques in 'seeing' these pictures.
ASCII stereograms are a form of ASCII art based on stereograms to produce the optical illusion of a three-dimensional image by crossing the eyes appropriately using a single image or a pair of images next to each other.
Aside from indicating that the Nixon administration might be willing to resume full-scale bombing of North Vietnam, the operation did not achieve very impressive results. [4]: 203 The VPAF campaign aimed precisely at countering the U.S. air interdiction campaign to which the President had keyed all his hopes for success, in making North Vietnam give up the fight and negotiate and in giving ...
Autostereogram is a former featured article. Please see the links under Article milestones below for its original nomination page (for older articles, check the nomination archive) and why it was removed. This article appeared on Wikipedia's Main Page as Today's featured article on September 8, 2006.
The Vietnamese Wikipedia initially went online in November 2002, with a front page and an article about the Internet Society.The project received little attention and did not begin to receive significant contributions until it was "restarted" in October 2003 [3] and the newer, Unicode-capable MediaWiki software was installed soon after.