Lecture 8 Concepts and Memory

Lecture 8 Concepts and Memory - Outline of Lecture Lecture...

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1 Lecture #8: Memory and Conceptual Representation 6/22/07 2 Outline of Lecture • Function of Memory •S t a g e s o f M emo r y • Types of Memory •Fo r g e t t in g 3
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5 Special Types of Memory Autobiographical Memory Eidetic Imagery: Photographic Memory Flashbulb Memory: Vivid memory of specific event, often tied to very emotional experience; lasts a long time 6 Types of Memory 7 Sensory Memory Iconic Memory: Visual stimuli Echoic Memory: Auditory stimuli Haptic Memory: Touch stimuli 8 Sensory Memory H R U E B G W I V O S Q N X A L
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9 Sensory Memory H R U E B G W I V O S Q N X A L 10 Sensory Memory •L a s t Row ? •N X A L 11 Sensory Memory • Sperling (1960) X M K P T B Y E A J R W 12 Short-Term Memory Usefulness – Makes certain information available for more
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13 Rehearsal 14 Serial-Position Effect Primacy Effect : Early parts of list have been encoded in long-term memory. Recency Effect : Late parts of list are still in short- term memory. Serial Position Curve 0 20 40 60 80 1 5 10 15 Serial Position % Recall 15 Digit Span Test 5893 74698 523789 5739165 29365874 183549348 0832596475 48953692496 16 Chunking Chunk: Any meaningful group of information. • When remembering a phone number—easier if we chunk the numbers: – Example: 2034329580 – Chunk: 203-432-95-80
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17 Chunking Try to remember the following letters in order. You have 15 seconds. CI AFB IKG BDN ABD C UKC NNU SA 18 Chunking • Try to remember the following letters in order. You have 15 seconds. CIA FBI KGB DNA BBC UK CNN USA 19 Chunking CI AFB IKG BDN ABB C UKC NNU SA CIA FBI KGB DNA BBC UK CNN USA 20 Working Memory Central Executive Phonological Loop Visuo-spatial Sketchpad
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21 Phonological Loop •Two p a r t s : – Phonological Store – Articulatory Control Process • Function: – Language Comprehension 22 Visuospatial Sketchpad • Maintain and manipulate images • Involved in planning and executing spatial tasks 23 Central Executive • Helps allocate attention focused on different subsystems • Output of subsystems need to be used 24 Word Span Task Car Shed Rose Daisy Canoe Garage
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25 Reading Span Task
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This note was uploaded on 01/20/2010 for the course S 110 taught by Professor Janeerickson during the Summer '07 term at Yale.

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Lecture 8 Concepts and Memory - Outline of Lecture Lecture...

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