Essay About Brown-Peterson Task And Semantic Code

Cognitive Psychology Notes About
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Retrieval From Short Term Memory
-Serial Self Terminating- search items one by one, stop after match is found
-”yes” would be faster than “no”
-Parallel Search- each position scanned simultaneously
-reaction time for all trials
-Serial exhaustive fashion- memory set is svanned one at a time, and where set is scanned even after match is found
-Why would we keep looking through the trials after finding a “yes” response?
-less resources to continue
-quick process
Storage of information
-what form do we store information?
-3 main
-conrad (1962)
– method
-presented a string of letters visually
-looked at errors made in recall
-results
-acoustic errors- I.e. substituting e for d
-encode in a sound based fashion
-Semantic code
Wickens (1972)
Used brown-peterson task and looked at semantic code using release from proactive interference
METHOD
Presented word triads for given categories
Vegtables, flowers, or professions
Fruits=control
RESULTS
-amount of release from PI depended on the similarity of categories
-highest release from PI- Professionals group
-Visual Code
-Shepard and Metzler(1971-)
-Method
Presented 2 complex drawings