Presentation 2011-12-20
Study on Brain Activity during Memory Retention Phase of Sternberg Short Memory Task
Takuya KUSANAGI, Shiho OKUHATA, Tetsuo KOBAYASHI,
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Abstract(in English) Present study investigated event-related potential (ERP) during the memory retention phase of Sternberg memory scanning task. We compared ERPs of 2 conditions differ in memory load (Memory3 and 5), and 2 conditions differ in memory set size(Control3 and 5). Our result indicated that different memory load was reflected in late P300 component, P3b but not in P3a. Duration of the P3b was suggested to be increased with memory load. In contrast to the previous argument that ERP components to be memory load independent, we suggest analysis limited to the late P300 component and its duration to reveal the memory load related activity in ERP.
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Keyword(in English) Sternberg task / short term memory / EEG / ERP / P300
Paper # NC2011-90
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Committee NC
Conference Date 2011/12/13(1days)
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Paper Information
Registration To Neurocomputing (NC)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Study on Brain Activity during Memory Retention Phase of Sternberg Short Memory Task
Sub Title (in English)
Keyword(1) Sternberg task
Keyword(2) short term memory
Keyword(3) EEG
Keyword(4) ERP
Keyword(5) P300
1st Author's Name Takuya KUSANAGI
1st Author's Affiliation Graduate School of Engineering, Kyoto University()
2nd Author's Name Shiho OKUHATA
2nd Author's Affiliation Graduate School of Engineering, Kyoto University:Japan Society for the Promotion of Science
3rd Author's Name Tetsuo KOBAYASHI
3rd Author's Affiliation Graduate School of Engineering, Kyoto University
Date 2011-12-20
Paper # NC2011-90
Volume (vol) vol.111
Number (no) 368
Page pp.pp.-
#Pages 6
Date of Issue