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Unit 1: Intro to Memory
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What’s the word I’m looking for? Definition: Favoritism shown or patronage granted by persons in high office to relatives or close friends
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Memory Learning that has persisted over time –Information that has been stored and can be retrieved Try this: Recite the second sentence of the Pledge of Allegiance
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I pledge allegiance to the flag of the United States of America, and to the Republic for which is stands, one nation under God, indivisible, for liberty and justice for all.
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Information Processing Models of Memory
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3 Key Processes in Memory Encoding, Storage, and Retrieval CPU: keyboarding, drive/saving, opening a file –What are the issues with the CPU analogy? Read the following sentence Spring is the The most beautiful Time of the year.
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How good is your “computer”?
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Information Processing Models cont’d 1.Connectionism – 2.Atkinson and Shiffrin’s 3 Stage Model Sensory memory - fleeting Short-term memory – where we encode through rehearsal Long-term memory – where we retrieve info later TOO SIMPLE!
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Why is it too simple? We are automatic processors Working memory: focus on conscious/active processing of incoming sensory information WHILE ALSO considering overlapping long term retrieval of information Varies person to person So we use the three stage model, but you MUST consider the above information Example?
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First think, “What does attention have to do with memory?” Are stimuli are screened out earlier or later in our cognitive awareness? Location of attention filter may not be fixed (like Atkinson and Shiffrin’s model) 3. Selective Attention Model
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Attention = _________ filter –Where is filter located? Early during sensory input or later during processing?? Sensory Detection Recognition of meaning Response selection Response Stimulus Early-selection models place the filter here Late-selection models place the filter here
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Cocktail party effect: Does the filter happen earlier or later?
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Location of filter depends on “cognitive load” Multi-tasking Is it possible for you to actually multitask?
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How we encode 1.Automatic Process Parallel processing A. Space B. Time C. Frequency D. Well-learned
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2. Effortful Process Requires rehearsal (conscious repetition) to create durable memories
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Is it only ever one or the other? NO! –Effortful can become automatic through ____________ Example?
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Principles of Remembering (encoding) The more repetition one day, the less required to relearn the next. –The amount of something remembered depends on the amount of time spent learning Overlearning -
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Ebbinghaus’ Retention Curve
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How do we learn/encode best? Spacing effect –Distributed study time –Testing effect –Massed practice Serial position effect –Recency effect –Primacy effect Those who learn quickly forget quickly
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What we encode What’s the difference among these three? How do you tell the difference? –Eye scream –I scream –Ice cream Levels of processing –Context/experience/interpretation allow for coding differences
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Levels of Processing Theory
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Levels of processing cont’d Visual Encoding Acoustic Encoding Semantic Encoding
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Two codes are better than one! Self-reference effect Imagery –Mental pictures –Easier to recall items that have clear images Encoding activity
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Visual Encoding - imagery Rosy retrospection Mnemonics – some rely on visual cues, others on acoustic cues Purpose it organize info for later retrieval –Peg words –Method of loci
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The best way to organize info for later is through… Chunking –Acronyms Hierarchies Principles of learning
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