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cast shadow

Overview page. Subjects: Art — Computing.

This is similar to a drop shadow. However, the graphic artist uses techniques which enhance the perspective of the graphic image associated with the shadow.

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FITT, Alistair David (<i>born</i> 1957), Vice-Chancellor, Oxford Brookes University, since 2015

in Who's Who

P ublished online November 2015 .

Reference Entry. Subjects: History of Mathematics; Mathematics; Applied Mathematics; History of Art; Art; Exhibition Catalogues and Specific Collections. 147 words.

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halftone

Overview page. Subjects: Computing — Art.

A method of creating tone in printing images, especially those to be reproduced in newspapers and magazines. The image is photographed through a cross-line screen which produces a negative...

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IBM

Overview page. Subjects: Computing — Industrial and Commercial Art.

International Business Machines Corporation. IBM was incorporated in 1911, in the USA, as the Computing Tabulating Recording Company as a result of the merger of three companies, one of...

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METCALF, David Michael (<i>born</i> 1933), Professor of Numismatics, University of Oxford, 1996–98; Keeper of Heberden Coin Room, Ashmolean Museum, Oxford, 1982–98; Fellow of Wolfson College, Oxford, 1982–98, now Emeritus

in Who's Who

P ublished online November 2015 .

Reference Entry. Subjects: History of Mathematics; Mathematics; Applied Mathematics; Social and Cultural History; Education; Organization and Management of Education; History of Art; Arts and Humanities; Exhibition Catalogues and Specific Collections. 234 words.

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posterization

Overview page. Subjects: Computing — Photography and Photographs.

The redefining of an image so that the number of gray levels or colors is reduced. This enhances the boundaries between different parts of the image.

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