December 2017
Beginner to intermediate
562 pages
19h 30m
English
Content preview from Perceptual Digital Imaging
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10
Methods of Dither Array Construction Employing Models of Visual Perception
Daniel L. Lau, Gonzalo R. Arce and Gonzalo J. Garateguy
10.3 Dither Array Construction
10.4 Blue-Noise Patterns and CVTs
10.5 Artifact-Free Dither Arrays
10.1 Introduction
Digital halftoning refers to the process of converting a continuous-tone image or photograph into a binary pattern of black and white pixels for display on binary devices, such as ink-jet or electrophotographic printers. Early approaches to digital halftoning mimic the analog process of projecting a film negative, through a silk screen, onto high-contrast lithographic film. These early ...