Pattern detection and the two-dimensional fourier transform: flickering checkerboards and chromatic mechanisms.
D000221:Adaptation, Ocular; D003118:Color Perception; D005425:Flicker Fusion; D005556:Form Perception; D005583:Fourier Analysis; D006801:Humans; D010364:Pattern Recognition, Visual; D010775:Photic Stimulation / Q000379:methods; D013028:Space Perception