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Perception 4/e Cover Image
Perception, 4/e
Robert Sekuler, Brandeis University
Randolph Blake, Vanderbilt University

Object Perception: Recognizing the Things We See


agnosias  Neurological conditions in which people cannot recognize objects; depending on the sense involved, an agnosia is said to be visual, auditory, or tactile. See prosopagnosia.
autokinetic effect  The illusory impression of motion created when a small stationary target is seen in a homogeneous dim field.
change blindness  A failure to notice an otherwise conspicuous change because of a diversion of attention.
configural processing  A person basing thier judgement on the overall similarity of a faces' configuration, integrating various facial features into a comprehensive, global configuration.
face inversion effect  Faces, unlike other objects, are processed in a holistic fashion, meanining that a face is more then the sum of its individual parts.
featural processing  A person that bases thier judgement on singling out individual facial components (such as hairline) without really intergrating those components into an overall impression.
geons  In one theory of visual recognition, the geometric elements into which seen objects are decomposed. The term is short for geometrical icons.
inattentional blindness  An impairment in perceiving the appearance of, or change to, unattended objects.
prosopagnosia  An inability to recognize faces. See agnosias.
Rorschach test  A projective psychological test in which people are shown inkblots and asked to describe what they see.
word superiority effect  The finding that, under some conditions, an entire word may be read more rapidly (or be seen more easily) than just one of the word's letters.