L2.4 - Mental Imagery (Jul-27)

L2.4 - Mental Imagery (Jul-27) - Particularly Relevant...

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Psychology C120: Lecture 2.4 — Mental Imagery Psychology C120: Lecture 2.4 Mental Imagery Visual Memory Spatial Knowledge Mental Imagery 1 Psychology C120: Lecture 2.4 — Mental Imagery Particularly Relevant Today ! Mind and Brain: How does studying cognition go beyond studying the brain? ! How do "brain" and "mind" studies inform each other? ! Methods: How can we study cognitive processes without directly observing what the brain is doing? ! How do we make objective inferences about people's internal mental processes? ! How do we know that our theories meaningfully reFect how the mind works? ! Information processing in context 2 Psychology C120: Lecture 2.4 — Mental Imagery Questions to Consider ! Is people's encoding of visual and spatial information more like a picture or a description? How do we know? ! What are the different kinds of spatial knowledge that we have, and how do they interact? ! Is mental imagery part of how we think, or just a side-effect of thinking? How do we know? 3 Psychology C120: Lecture 2.4 — Mental Imagery Relation to Prior Material ! Continues focus on mental representation ! Before: schemas and scripts ! Now: visual and spatial information ! More details on visual working memory 4
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Psychology C120: Lecture 2.4 — Mental Imagery Psychology C120: Lecture 2.4 Mental Imagery Visual Memory Spatial Knowledge Mental Imagery 5 Psychology C120: Lecture 2.4 — Mental Imagery Visual Memory: Faces ! Good: Memory for Classmates ! Bahrick, Bahrick, and Wittlinger (1975) ! Present fve Faces: one From high school yearbook, others matched For era, etc. ! Incredibly good rate oF correct identifcation ! Bad: Noticing a Changed Person (Simons and Levin, 1998) 6 Psychology C120: Lecture 2.4 — Mental Imagery Visual Memory: Images ! Good: Image Recognition ! Shepard (1967) ! People shown 612 images, 6 sec. each ! Given two images, one old one new ! Bad: Penny Study ! Nickerson and Adams, 1979 (Exp. 5) ! Only 42% can pick actual penny out oF a lineup 7 Delay 2 Hours 3 Days 7 Days 120 Days Correct 99.7% 92.0% 87.0% 57.7% For sentences, only 89% on immediate recall Psychology C120: Lecture 2.4 — Mental Imagery 8
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Psychology C120: Lecture 2.4 — Mental Imagery 9 Good or Bad? (1/2) ! Simons and Levin (1998)
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L2.4 - Mental Imagery (Jul-27) - Particularly Relevant...

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