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Berger59.Whiteness formula was developed by A. Berger (formerly employee of Bayer AG, Germany and was presented in 1959.
Berger59.Whiteness
Berger59.Whiteness(xyYmatrix, illuminant = "C", observer = 2, RefWhite = get("XYZperfectreflectingdiffuser", envir = environment()))
CIE values for illuminant C
illuminant
observer
White Reference
Xrite, 2012 Color iQC and Color iMatch Color Calculations Guide Version 8.0 30 July 2012 Revision 1.0
# NOT RUN { xyY <- c(0.4083308, 0.2988462, 0.08391198) Berger59.Whiteness(xyY) # }
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