Spatial arrangement of line, edge and grating detectors revealed by subthreshold summation.
D000328:Adult; D002540:Cerebral Cortex / Q000502:physiology; D003201:Computers; D005374:Filtration; D005556:Form Perception; D006801:Humans; D008433:Mathematics; D008954:Models, Biological; D009474:Neurons / Q000502:physiology; D010786:Photoreceptor Cells / Q000502:physiology; D011601:Psychophysics; D014795:Visual Pathways