Baiyue Zhao, Lihao Xu, Ming Ronnier Luo, "Colour gamut mapping using vividness scale" in Proc. IS&T Int’l. Symp. on Electronic Imaging: Color Imaging XXIV: Displaying, Processing, Hardcopy, and Applications, 2019, pp 79-1 - 79-7, https://doi.org/10.2352/ISSN.2470-1173.2019.14.COLOR-079