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Microscopic analyses of paper printing show some regularly spaced dots whose the shape depends on the technology and the tuning of the printer as well as on the paper properties. The modeling and the identification of paper and ink interactions are required for qualifying the printing quality, for controlling the printing process and also for authentication(More)
The incompatibility of colour gamut is an issue to deal with along all the graphic chain. Gamut mapping algorithms (GMAs) aim to ensure a good correspondence of overall colour appearance between an original image and its reproduction. The International Commission on Illumination (CIE) has written guidelines for the evaluation of GMAs. These recommendations(More)
ANALYSIS OF THE DIFFERENCE OF GAUSSIANS MODEL IN PERCEPTUAL IMAGE DIFFERENCE METRICS In this report we are going to develop and analyze two new image difference metrics. We will focus on the SCIELAB JOHN SON framework and in particular on the spatial filtering, which will be substituted by the Difference of Gaussians model. Two research questions have been(More)
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