lec04-1 - Sensory Memory Psychology 355: Cognitive...

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Sensory Memory Psychology 355: Cognitive Psychology Winter Quarter 2009 1/27/2009
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P 355, Miyamoto, Winter '09 2 Outline • Overview of memory systems: What are they? • Sensory memory – what is it? • Sperling’s partial report procedure Measuring the duration of sensory memory • Time permitting – introduction to short-term memory
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P 355, Miyamoto, Winter '09 3 Memory Systems • Store and retrieve information about perceptions, experiences, ideas, thoughts, and intentions that were present at one time but are no longer present.
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P 355, Miyamoto, Winter '09 4 The Modal Memory Model • "Modal" means most typical. Word borrowed from stats. Sensory Memory Short-Term Memory Long-Term Memory Output: Speech/Actions Input Control Processes
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P 355, Miyamoto, Winter '09 5 What happens in different parts of Rachel’s memory as she looks a phone number. (a and b) looking up the phone number (c) calling the pizza shop, and (d) memorizing the number. A few days later, (e) she retrieves the number from long-term memory to order pizza again.
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P 355, Miyamoto, Winter '09 6 What happens in different parts of Rachel’s memory as she looks a phone number. (a and b) looking up the phone number (c) calling the pizza shop, and (d) memorizing the number. A few days later, (e) she retrieves the number from long-term memory to order pizza again.
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P 355, Miyamoto, Winter '09 7 Sensory Memory • Sensory memory is the retention, for brief periods of time, of the effects of sensory stimulation. • Sensory memory is partly due to processes that are at or close to the level of the receptors, but it has a major component that is central. ("Central" means at the level of the brain, e.g., the level of the visual cortex for visual stimuli; auditory cortex for auditory stimuli, etc.) • What are the capacity limits for visual sensory memory?
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P 355, Miyamoto, Winter '09 8 Demonstration of Capacity Limits in Memory Systems The next few slides are a simple demonstration of capacity limits in your memory systems. I will flash an array of capital letters on the screen like this:
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This note was uploaded on 10/05/2009 for the course PSYCH 355 taught by Professor Miyamoto during the Winter '08 term at University of Washington.

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lec04-1 - Sensory Memory Psychology 355: Cognitive...

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