colour.characterisation.polynomial_expansion_Finlayson2015¶
- colour.characterisation.polynomial_expansion_Finlayson2015(RGB, degree=1, root_polynomial_expansion=True)[source]¶
Performs polynomial expansion of given RGB colourspace array using Finlayson et al. (2015) method.
- Parameters
- Returns
Expanded RGB colourspace array.
- Return type
ndarray
References
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Examples
>>> RGB = np.array([0.17224810, 0.09170660, 0.06416938]) >>> polynomial_expansion_Finlayson2015(RGB, degree=2) array([ 0.1722481..., 0.0917066..., 0.0641693..., 0.1256832..., 0.0767121..., 0.1051335...])