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Journal of the Optical Society of America A

Journal of the Optical Society of America A


  • 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)

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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

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

Brian V. Funt and Benjamin C. Lewis, "Diagonal versus affine transformations for color correction," J. Opt. Soc. Am. A 17, 2108-2112 (2000)

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