Archived posting to the Leica Users Group, 2011/03/17
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]wow ric On Mar 17, 2011, at 12:22 PM, Lawrence Zeitlin wrote: > Your dog and your cat, in fact most animals, do not see colors in the same > way we do. A study conducted at the University of Pennsylvania suggests > that > the complex scenery of the African savanna of 10 million years ago > influenced the pattern in which the human retina's red, green, and blue > light sensitive cone cells are arranged. Studies in other species suggest > that the color sensitive cells of the eye are arranged in a manner which > extracts the maximum amount of information from the animal's environment. > Based of an analysis of 5000 photos taken in the area where humans likely > evolved, the researchers predicted the arrangement of cells in our retinas. > It turned out to match the actual distribution of color sensitive cells > found in contemporary human eyes. The research, reported in the Mar. 4 > issue > of > > Science, offers clues to the improvement of machine vision and for the > design of color separation filters (Bayer filters) for digital cameras. A > preprint of the study is available at: > > http://scim.ag/eyes-evolve > > Larry Z > > _______________________________________________ > Leica Users Group. > See http://leica-users.org/mailman/listinfo/lug for more information