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Journal of the Optical Society of America A

Journal of the Optical Society of America A

| OPTICS, IMAGE SCIENCE, AND VISION

  • Vol. 17, Iss. 11 — Nov. 1, 2000
  • pp: 2108–2112

Diagonal versus affine transformations for color correction

Brian V. Funt and Benjamin C. Lewis  »View Author Affiliations


JOSA A, Vol. 17, Issue 11, pp. 2108-2112 (2000)
http://dx.doi.org/10.1364/JOSAA.17.002108


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Abstract

Standard methods for color correction involve the use of a diagonal-matrix transformation. Zaidi proposes the use of a two-parameter affine model; we show that this offers no improvement in terms of accuracy over the diagonal model, especially if a sharpening transformation is also used.

© 2000 Optical Society of America

OCIS Codes
(100.0100) Image processing : Image processing
(150.0150) Machine vision : Machine vision
(330.0330) Vision, color, and visual optics : Vision, color, and visual optics
(330.1720) Vision, color, and visual optics : Color vision
(330.4060) Vision, color, and visual optics : Vision modeling

History
Original Manuscript: October 21, 1999
Revised Manuscript: June 30, 2000
Manuscript Accepted: June 30, 2000
Published: November 1, 2000

Citation
Brian V. Funt and Benjamin C. Lewis, "Diagonal versus affine transformations for color correction," J. Opt. Soc. Am. A 17, 2108-2112 (2000)
http://www.opticsinfobase.org/josaa/abstract.cfm?URI=josaa-17-11-2108


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References

  1. Q. Zaidi, “Identification of illuminant and object colors: heuristic-based algorithms,” J. Opt. Soc. Am. A 15, 1767–1776 (1998). [CrossRef]
  2. D. I. A. MacLeod, R. M. Boynton, “Chromaticity diagram showing cone excitation by stimuli of equal luminance,” J. Opt. Soc. Am. 69, 1183–1186 (1979). [CrossRef] [PubMed]
  3. G. West, M. H. Brill, “Necessary and sufficient conditions for von Kries chromatic adaption to give colour constancy,” J. Math. Biol. 15, 249–258 (1982). [CrossRef]
  4. G. D. Finlayson, M. S. Drew, B. V. Funt, “Spectral sharpening: sensor transformations for improved color constancy,” J. Opt. Soc. Am. A 11, 1553–1563 (1994). [CrossRef]
  5. M. J. Vrhel, R. Gershon, L. S. Iwan, “Measurement and analysis of object reflectance spectra,” Color Res. Appl. 19, 4–9 (1994).
  6. E. L. Krinov, Spectral Reflectance Properties of Natural Formations, Technical Translation TT-439 (National Research Council of Canada, Ottawa, 1947).
  7. J. J. Vos, P. L. Walraven, “On the derivation of the foveal receptor primaries,” Vision Res. 11, 799–818 (1971). [CrossRef] [PubMed]
  8. G. Wyszecki, W. S. Stiles, Color Science: Concepts and Methods, Quantitative Data and Formulas, 2nd ed. (Wiley, New York, 1982), Eq. [5(3.3.9)].
  9. See Ref. 7, Eq. (26).

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