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EI
1998
47views more  EI 1998»
13 years 6 months ago
One-dimensional Dithering
A real-time inverse dithering system for video display can be implemented very efficiently if operations are needed on only the current scan line. To optimize overall display qual...
Robert Ulichney
EI
1998
41views more  EI 1998»
13 years 6 months ago
Structure Artifact Free Multi-Level Error Diffusion Algorithm
Error-diffusion is widely used to generate intensity levels between the primary levels of multi-level colour printing devices (ink-jet printers, electrophotographic printers). Sta...
Victor Ostromoukhov, Roger D. Hersch
EI
1998
51views more  EI 1998»
13 years 6 months ago
Spectral characterisation of electronic cameras
In order to properly calibrate an electronic camera for a variety of illuminantsit is necessary to estimate the spectral sensitivity of the camera. This spectral characterisation ...
Jon Yngve Hardeberg, Hans Brettel, Francis Schmitt
EI
1998
74views more  EI 1998»
13 years 6 months ago
Multi-spectral-based Color Reproduction Research at the Munsell Color Science Laboratory
The traditional techniques of image capture, scanning, proofing, and separating do not take advantage of colorimetry and spectrophotometry. For critical color-matching application...
Roy S. Berns, Francisco H. Imai, Peter D. Burns, D...