One of the mysteries of the English language finally explained.
1The projection of a picture on to the back of a translucent screen for viewing or for use as a background in filming.
- ‘Since it was the first time back-projection had been employed at a concert, all the footage is close-up and the viewer never truly sees the scope and grandeur of these shows.’
- ‘All my favourites were performed live with incredible big screen back-projection and animation to boot.’
- ‘In the 1950s, filmmakers who could not afford to film in Washington, D.C., often used a distant shot of a landmark through a window or back-projection through car windows to locate the scene.’
- ‘To lessen computational burdens, adaptation and/or back-projection is accomplished in accordance with a time-sharing technique in which orthogonal components are separately processed.’
- ‘The algorithm was improved by combining filtered back-projection with a modified algebraic reconstruction technique to enhance accuracy and shorten calculation time.’
- ‘Of course it is not an aeroplane that chases him, but cinema - a back-projection.’
- 1.1count noun An image created using the technique of back-projection.‘the slide was used as one of the back-projections’
- ‘Her permanent set is dominated by a black gantry with ladders attached - nothing remotely aristocratic, let alone redolent of the Spanish Civil War we were promised, apart from a handful of back-projections.’
- ‘No one ever goes outdoors: back-projections abound, with the puppets flatly lit.’
- ‘Particularly successful were her back-projections, which yield just enough clues to the plot to make Wagner's German, in the compact score reduction, perfectly palatable.’
- ‘Their tunes will be played to a packed auditorium while a back-projection of the great dead man gyrates and grooves on a giant screen before them.’
- ‘The hokey looking back-projections with which he presents scenes of movement are not really meant to resemble anything.’
- ‘Her colour-crammed back-projections, with captions ribboning up the side, are now fully-fledged and better-timed.’
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