Advanced Color Image Processing and Analysis by Christine Fernandez-Maloigne

By Christine Fernandez-Maloigne

This quantity does even more than survey smooth complex colour processing. beginning with a historic point of view on methods we've categorised colour, it units out the most recent numerical thoughts for examining and processing shades, the forefront in our seek to effectively checklist and print what we see. The human eye perceives just a fraction of obtainable gentle wavelengths, but we are living in a multicolor international of myriad shining colorings. shades wealthy in metaphorical institutions make us “purple with rage” or “green with envy” and reason us to “see red.” Defining shades has been the paintings of centuries, culminating in today’s advanced mathematical coding that still is still a piece in development: just recently have we possessed the computing potential to procedure the algebraic matrices that reproduce colour extra competently. With chapters on dihedral colour and photograph spectrometers, this publication presents technicians and researchers with the information they should take hold of the intricacies of today’s colour imaging.

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Data sets investigated by CIE TC 1-52 CAT include: Mori et al. [16] from the Color Science Association of Japan, McCann et al. [17] and Breneman [18] using a haploscopic matching technique; Helson et al. [19], Lam and Rigg [20] and Braun and Fairchild [21] using the memory matching technique; and Luo et al. [22, 23] and Kuo and Luo [24] using the magnitude estimation method. These data sets, however, do not include visual saturation correlates. Hence, Juan and Luo [25, 26] investigated a data set of saturation correlates using the magnitude estimation method.

The BFD transform was originally derived by fitting only one data set, Lam and Rigg. Although it gave a reasonably good fit to many other data sets, it predicted badly the McCann data set. In addition, the BFD and CMCCAT97 include an exponent p for calculating the blue corresponding spectral response. This causes uncertainty in reversibility and complexity in the reverse mode. Li et al. [31] addressed this problem and provided a solution by including an iterative approximation using the Newton method.

In fact, Kuo et al. [55] suggested changing each element in the first row slightly. 4 The Brightness Function The brightness function of CIECAM02 is different from the brightness function of the older CIECAM97s model. The major reason for the change [56] was because of the correction to the saturation function (s). However, it has been reported that the brightness prediction of CIECAM02 does not correlate well with the appropriate visual data [57]. More visual brightness data is needed to clarify the brightness function.

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