That is can act as a spotlight to facilitate visual processing at particular locations
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What is endogenous/central attention?
Within the person; you control the spotlight
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What is exogenous/peripheral attention?
Outside the person/stimuli grabs your attention
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What does LaBerge's (1983) Zoom Lens Metaphor suggest?
That people could vary, not only the location, but the size of the spotlight
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What did Rensink, O'Regan and Clark (1977) find?
Found that before we attend to a location, we have a pre-attentitive representation that differs from the representation we form when we attend to location attentitve representation
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What is Feature Integration Theory?
Proposes that when perceiving a stimulus, features are "registered early, automatically, and in parallel, while objects are identified separately" and at a later stage in processing
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What is Guided Search? (Wolfe, 1989)
Suggests that even though conjunctions are not represented pre-attentively, the spotlight does not pick locations at random, but instead it can be guided by pre-attentitive maps
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Simultanagnosia
Patients have problems seeing mroe than a single object at any time
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What is feature-based attention?
Means that when selective a feature (ie. red) to attend to increases the processing of that particular feature, everywhere in the field
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What is biased competition?
The stimuli we are presented with compete against eachother to be represented by neurons in the brain
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Other cards in this set
Card 2
Front
What is endogenous/central attention?
Back
Within the person; you control the spotlight
Card 3
Front
What is exogenous/peripheral attention?
Back
Card 4
Front
What does LaBerge's (1983) Zoom Lens Metaphor suggest?
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