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20 Cards in this Set
- Front
- Back
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What's another name for bottom-up processing? |
Data Driven |
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How does bottom-up perception work? |
From stimulus to output |
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What are the three major classes of bottom-up processes? |
Template matching Feature analysis prototype matchin |
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Scanning an item using its barcode is an example of _____ matching |
Template |
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What is the template matching view? |
Perception depends on a physical match between a stimulus and a stored representation in memory |
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What are problems with template matching? |
* It looks for an exact match * Can't explain how we recognize a new object * Doesn't explain surface variation in stimuli |
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What is the feature analysis view? |
We recognize objects by recognizing their component parts, or features, and how they're combined |
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What is Pandemonium model? |
Dumb demons do feature analysis. |
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What are problems with feature based view? |
How can we identify new objects |
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What is prototype matching? |
Like template matching, but uses "best fit" rather than exact match. |
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Top down process is also known as _____ driven process. |
Conceptually |
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Based on the context, you recognize a round object as a golf ball or a tim bit, what kind of processing is this? |
Top-down |
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What is visual agnosia? |
Inability to identify the object after seeing it |
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What are the two kinds of visual agnosia? |
* Apperceptive agnosia * Associative agnosia |
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What is apperceptive agnosia? |
Can see and interpret contours and outlines, but have difficult time maintaining basic representations in memory to match the object |
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What is associative agnosia? |
Patients can match and copy drawings, but they do so slowly. Also they can not name objects they have seen or copied. |
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What kind of agnosia is this? Sees the coffee cup, cannot name it, but can drink from it. |
Associative agnosia |
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What is prosopagnosia? |
Visual agnosia specific to only faces |
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What is Capgrass syndrom? |
Counter to prosopagnosia. They have explicit face recognition, but impaired implicit face recognition. |
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What kind of agnosia is this? Can look at the picture and say who they look like, but not produce GSR patterns or skin responses |
Capgras syndrom |
