The aim of this paper is to propose a new strategy to both enhance the colorfulness of a color image and to improve its contrasts by using the full
Philippe Colantoni, Nicolas Bost, Alain Trémeau, "Colorfulness enhancement in λSY color space" in Proc. IS&T CGIV 2004 Second European Conf. on Colour in Graphics, Imaging, and Vision, 2004, pp 161 - 166, https://doi.org/10.2352/CGIV.2004.2.1.art00034