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18 Cards in this Set
- Front
- Back
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Blindsight
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Vision without awareness as a result of a lesion in the occipital cortex
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Pattern Recognition
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The step between the transduction and perception of a stimulus in the environment and its categorization as a meaningful object
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Agnosia
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a stimulus can be perceived and understood in terms of its properties but not as a meaningful object
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Apperceptive Agnosia
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Ready object recognition fails as a result of difficulties in identifying the visual features that define a perceptual category
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Associative Agnosia
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Object recognition fails because of difficulties in identifying functional features that define a semantic category
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Schema
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A mental representation that organizes knowledge about related concepts
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Data Driven Processes
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Analyze the edges lines and areas of light and dark colors sounds and other physical features available briefly in sensory memory "bottom down" sensory-longterm
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Conceptually Drive Processes
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Reduce the need to sample all the information available in the environment by providing the perceiver with expectations. "top up" longterm-sensory
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Word Superiority Effect
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A single letter recognized faster in the context of a whole word than when being isolated letter
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Change Blindness
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People fail to notice large changes in visual scenes
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Distinctive Features
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Perceptual features that discriminate one stimulus from similar stimuli
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Holistic Processing
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Refers to perceiving the whole object
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Analytic Processing
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Refers to perceiving the features that compose the whole
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Prosopagnosia
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A selective inability to recognize faces that does not involve other kinds of vision difficulties
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Speech Spectrogram
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Represents the physical acoustic energy of an utterance by plotting frequency in hertz or cycles per second on the y axis and time in illi seconds on the x axis
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Fomants
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The bands of frequency in a speech spectrogram
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Coarticulation
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In uttering a word each time segment of the acoustic signal provides info about the identification of more then one phoneme
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Categorical Perception
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The categorization of speech input at the phonemic level
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