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 Accurate Display Gamma Functions based on Human Observation

Attila Neumann, Alessandro Artusi, Laszlo Neumann, Georg Zotti, Werner Purgathofer
Accurate Display Gamma Functions based on Human Observation
Color Research & Applications, 32(4):310-319, 2007.
Information
  • Publication Type: Journal Paper (without talk)
  • ISSN: 0361-2317
  • Note: 2006 angenommen, 2007 erschienen
  • Keywords: Human Visual System, Display Measurement, Colour Reproduction, Generalized Gamma Function, Spatial Vision

Abstract
This paper describes an accurate method to obtain the Tone Reproduction Curve (TRC) of display devices without using a measurement device. It is an improvement of an existing technique based on human observation, solving its problem of numerical instability and resulting in functions in log--log scale which correspond better to the nature of display devices. We demonstrate the effiency of our technique on different monitor technologies, comparing it with direct measurements using a spectrophotometer.

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BibTeX
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@article\{neumann-2006-gamma,
  title =      "Accurate Display Gamma Functions based on Human Observation",
  author =     "Attila Neumann and Alessandro Artusi and Laszlo Neumann and
               Georg Zotti and Werner Purgathofer",
  year =       "2007",
  abstract =   "This paper describes an accurate method to obtain the Tone
               Reproduction Curve (TRC) of display devices without using a
               measurement device. It is an improvement of an existing
               technique based on human observation, solving its problem of
               numerical instability and resulting in functions in log--log
               scale which correspond better to the nature of display
               devices. We demonstrate the effiency of our technique on
               different monitor technologies, comparing it with direct
               measurements using a spectrophotometer.",
  pages =      "310--319",
  number =     "4",
  note =       "2006 angenommen, 2007 erschienen",
  issn =       "0361-2317",
  journal =    "Color Research & Applications",
  volume =     "32",
  keywords =   "Human Visual System, Display Measurement, Colour
               Reproduction, Generalized Gamma Function, Spatial Vision",
  URL =        "http://www.cg.tuwien.ac.at/research/publications/2007/neumann-2006-gamma/",
}

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