03-04 Memory2-1

03-04 Memory2-1 - Memory Everything in life is memory, save...

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1 Memory “Everything in life is memory , save for the thin edge of the present - Gazzaniga, 2000 The Stage Theory of Memory Sensory Memory preserves sensory information for short periods of time (< 1 sec) Working Memory – limited capacity store for short periods of time (~20 sec) Long-Term Memory (LTM) – unlimited capacity store for lengthy periods of time (days, months, years) Sensory Memory Working Memory The Stage Theory of Memory • Information comes from the senses Sensory Memory Working Memory
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2 Sensory Memory Working Memory The Stage Theory of Memory Sensory information is preserved for a very short period (< 1 sec) in sensory memory This information is preserved in original sensory form b the original sensory information is still there Sperling (1960) A classic study by Sperling (1960) examined the capacity and decay of sensory memory Sperling (1960) By manipulating the delay between the presentation of memory set and the cue, Sperling could infer the rate of decay of sensory memory Almost complete decay within 1 second!
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3 Sperling (1960) At a delay of 0, people could report nearly all of the letters from the cued row. Sperling concluded that the capacity of sensory memory is equivalent to the original sensory information Sensory memory is a temporary buffer of the
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03-04 Memory2-1 - Memory Everything in life is memory, save...

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