This talk will review work that seeks to clarify the demosaicing algorithm used by the human visual system, as well as work on how the visual system could learn the spectral classes of the cone photoreceptors in the retinal mosaic.
David H. Brainard, "The Human Demosaicing Algorithm" in Proc. IS&T 19th Color and Imaging Conf., 2011, pp 108 - 108, https://doi.org/10.2352/CIC.2011.19.1.art00023