PSYCO258 Lecture 12: 2016-02-01 Memory representations
7 Mar 2016
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Document Summary
Applied to recognition task: old & new face trials. Seen & not seen responses for each: 4 types of responses: hits, correct rejections, misses, false alarms. Range of familiarity on both old and new trials. Select a criterion for responding seen based on degree of familiarity. Tsd measures d is diference between distribution of familiarity (diference from node to node) how spread apart the nodes are (new vs old) Chance when 0: when space between distribution is small, its hard to give the correct answer. Is criterion for responding seen (not as common: where are you drawing your line between yes responses and no eliminate false alarm error if yes response criterion line is high. Higher fewer seen responses, eliminates false alarms, but fewer yes s. Lower more seen responses, more false responses, more yes s. Both hits & false alarms change with changes in .
