Memory lecture slides

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Memory lecture slides

  1. 1. • http://www.ted.com/talks/joshua_foer_feats_o
  2. 2. MemoryStoringEncodingRetrieving
  3. 3. MemoryPersistence of learning over time throughthe storage and retrieval of information.
  4. 4. Recall• A measure of memory in which theperson must retrieve informationlearned earlier.
  5. 5. Recognition• A measure of memory in which theperson need only to identify previouslylearned information.
  6. 6. relearningA measure of memory that assess theamount of time it takes to learnsomething again.
  7. 7. Ebbinghaus Retention CurveThe more timesone practicesnonsensesyllables, thefewerrepetitions ittakes to relearn.
  8. 8. Nonsense SyllablesEbbinghausLkjSkdiLkjWerPujxir
  9. 9. EncodingThe processing of information into thememory system
  10. 10. Storage• The retention of encoded informationover time.
  11. 11. Retrieval• The process of getting information outof memory storage.
  12. 12. Atkinson & Shiffrin Model ofMemory (1968)Sensory MemoryShor-Term MemoryLong-Term Memory
  13. 13. Sensory Memory• Immediate, brief, recording ofinformation• Duration: .5 seconds• Capacity: Unknown
  14. 14. Short-Term Memory• Capacity: 5 +/- 2 chunks of information• Duration: 15 seconds
  15. 15. George Sperling (1960)
  16. 16. George Miller (1956)• The Magical Number 7, Plus or Minus2.• CHUNKING
  17. 17. Long-Term Memory• Capacity: unknown• Duration: unknown
  18. 18. Working Memory• Newer model of Short-Term Memorythat uses the desktop & windows modelfor memory.
  19. 19. Explicit Memory• Memory of facts and experiences.• Known as DECLARATIVE MEMORY
  20. 20. Implicit Memory• Unconscious memory• Known as NONDECLARATIVEMEMORY
  21. 21. Effortful Processing• Encoding that requires attention &conscious effort.
  22. 22. Automatic Processing• Encoding that is not intentional.
  23. 23. Iconic Memory• Visual sensory memory
  24. 24. Echoic Memory• Auditory memory
  25. 25. Levels of Processing Theory(Bransford & Marcia, 1972)• Shallow Processing- appearance ofletter.• Deep Processing- semantic encoding• Semantic- meaning
  26. 26. Ebbinghaus Forgetting Curve(1885)

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