3 ms·
Another way to look at it is that colour is effectively an infinite dimensional vector, but we can only sense a 3 dimensional function of that. (Fewer dimension
by klipt 17y ago
Another way to look at it is that colour is effectively an infinite dimensional vector, but we can only sense a 3 dimensional function of that. (Fewer dimensions if you're colourblind, more if you're a bird.)
- jacobolus 17y agoWrong. Light spectra are infinite-dimensional. But color is a neural response to stimulus: it is definitionally identical to what we can sense.