Colour Quality

Colour Fidelity Index

colour

COLOUR_FIDELITY_INDEX_METHODS	Supported Colour Fidelity Index (CFI) computation methods.
colour_fidelity_index(sd_test[, ...])	Returns the Colour Fidelity Index (CFI) \(R_f\) of given spectral distribution using given method.

colour.quality

ColourRendering_Specification_CIE2017(name, ...)	Defines the CIE 2017 Colour Fidelity Index (CFI) colour quality specification.
colour_fidelity_index_CIE2017(sd_test[, ...])	Returns the CIE 2017 Colour Fidelity Index (CFI) \(R_f\) of given spectral distribution.
ColourQuality_Specification_ANSIIESTM3018(...)	Defines the ANSI/IES TM-30-18 Colour Fidelity Index (CFI) colour quality specification.
colour_fidelity_index_ANSIIESTM3018(sd_test)	Returns the ANSI/IES TM-30-18 Colour Fidelity Index (CFI) \(R_f\) of given spectral distribution.

Colour Rendering Index

colour

colour_rendering_index(sd_test[, ...])

Returns the Colour Rendering Index (CRI) \(Q_a\) of given spectral distribution.

colour.quality

ColourRendering_Specification_CRI(name, Q_a, ...)

Defines the Colour Rendering Index (CRI) colour quality specification.

Colour Quality Scale

colour

COLOUR_QUALITY_SCALE_METHODS	Supported Colour Quality Scale (CQS) computation methods.
colour_quality_scale(sd_test[, ...])	Returns the Colour Quality Scale (CQS) of given spectral distribution using given method.

colour.quality

ColourRendering_Specification_CQS(name, Q_a, ...)

Defines the Colour Quality Scale (CQS) colour rendering (quality) specification.

Academy Spectral Similarity Index (SSI)

colour

spectral_similarity_index(sd_test, sd_reference)

Returns the Academy Spectral Similarity Index (SSI) of given test spectral distribution with given reference spectral distribution.