One reason philosophers have addressed the metaphysics of color is its apparent relevance
to the sciences concerned with color phenomena. In the light of such thinking, this paper …

Discriminating material changes from illumination changes is a key function of early vision.
Luminance cues are ambiguous in this regard, but can be disambiguated by co-incident …

Essential to sensory processing in the human visual system is natural illumination, which
can vary considerably not only across space but also along the day depending on the …

The range of contrasts in natural scenes is generally thought to far exceed the limited
dynamic ranges of individual contrast-encoding neurons in the primary visual cortex. The …

Cuando mis circunstancias laborales, el destino o como quieran llamarlo me volvieron a
poner en contacto con el profesor Juan Luis Nieves Gómez, tras casi 20 años de nuestra …

We have analyzed the constancy of the response ratio for cones, second‐stage
mechanisms, and CCD sensors when daylight or an artificial illuminant (A, F2, F7, and F11) …

How does the visual cortex represent and process color? Experimental evidence from
macaque monkey suggests that cells selective for color are organized into small, spatially …

Heliconius butterflies exhibit Müllerian mimicry, in which two or more unpalatable species
share a mutual advantage from having a common conspicuous colour pattern. These …

Color is a vital and integral part of human experience. For instance, color vision allows us to
effortlessly tell the difference between a ripe yellow banana and an unripe green one …

Animal camouflage provides some of the most striking examples of the workings of natural
selection, whether employed defensively to reduce predation risk, or offensively to minimise …