Reflectance Recovery

CIE XYZ Colourspace to Spectral

colour

XYZ_to_sd(XYZ[, method]) Recovers the spectral distribution of given CIE XYZ tristimulus values using given method.
XYZ_TO_SD_METHODS Supported spectral distribution recovery methods.

Smits (1999)

colour.recovery

RGB_to_sd_Smits1999(RGB) Recovers the spectral distribution of given RGB colourspace array using Smits (1999) method.
SMITS_1999_SDS Smits (1999) spectral distributions.

Meng, Simon and Hanika (2015)

colour.recovery

XYZ_to_sd_Meng2015(XYZ[, cmfs, illuminant, …]) Recovers the spectral distribution of given CIE XYZ tristimulus values using Meng et al.(2015) method..