On distinguishing a visual signal from noise by patients with visual agnosia and visual hallucinations.
D000377:Agnosia / Q000175:diagnosis* / Q000209:etiology; D001307:Auditory Perception; D001925:Brain Damage, Chronic / Q000150:complications; D002561:Cerebrovascular Disorders / Q000150:complications; D003937:Diagnosis, Differential; D004192:Discrimination, Psychological; D005364:Field Dependence-Independence; D005556:Form Perception; D006212:Hallucinations / Q000175:diagnosis* / Q000209:etiology; D006801:Humans; D007257:Information Theory; D008568:Memory; D010470:Perceptual Masking; D011604:Psychoses, Alcoholic / Q000150:complications; D012563:Schizophrenia, Paranoid / Q000150:complications; D014796:Visual Perception