back projection


Also found in: Acronyms.
Related to back projection: Rear Projection

back projection

n
(Film) a method of projecting pictures onto a translucent screen so that they are viewed from the opposite side, used esp in films to create the illusion that the actors in the foreground are moving. Also called: background projection
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Also, FIRST can improve high-contrast spatial resolution by up to 129% as compared to filtered back projection for body imaging while reducing radiation dose.
Then, the tomographic processing called back projection is presented to get SAR image by combining the backscattering data calculated by using PILE + FB.
8(c) is the result of tradition back projection (BP) method with the given real ground surface and gives us an ISNR of 23 dB.
Musion, the company that has installed these back projection systems at Manchester Airport, calls them 'holograms'.
Holographic images also are used in the presentation of back projection data.
The AIDR 3D images look very similar to those reconstructed with classic filtered back projection.
Northern Broadsides make judicious use of back projection to accomplish this difficult feat.
We have back projection animation which shows the inside of Mr Magik's head when he's practising his tricks.
In Wales, dancers Tanja Raman, from TaikaBox, and Jo Fong have worked with visual artist Steve Geliot to produce Trajectory - a combined arts presentation using large-scale back projection, recorded soundtrack, animation and filmed content blended with choreographed live and filmed dance.
Prints of Lawrence's obscene Forbidden Paintings will be screened on a back projection as part of the show.
The paper cites several previous references to de-speckling methods, including a 1994 Texas Instruments patent (US5313479) for a spinning diffusion element and a 3M patent (US6466368) for a diffuser laminated to a back projection screen.
All 53 patients had previously undergone contrast-enhanced routine-dose CT with filtered back projection (FBP).