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Investigating human preplay and the computational roles

Research Project

Project/Area Number 26870934
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeMulti-year Fund
Research Field Neurophysiology / General neuroscience
Cognitive science
Research InstitutionThe University of Electro-Communications (2016-2017)
The University of Tokyo (2015)
Keio University (2014)

Principal Investigator

KURASHIGE Hiroki  電気通信大学, 大学院情報理工学研究科, 特任研究員 (80513689)

Project Period (FY) 2014-04-01 – 2018-03-31
Project Status Completed (Fiscal Year 2017)
Budget Amount *help
¥4,290,000 (Direct Cost: ¥3,300,000、Indirect Cost: ¥990,000)
Fiscal Year 2017: ¥390,000 (Direct Cost: ¥300,000、Indirect Cost: ¥90,000)
Fiscal Year 2016: ¥520,000 (Direct Cost: ¥400,000、Indirect Cost: ¥120,000)
Fiscal Year 2015: ¥650,000 (Direct Cost: ¥500,000、Indirect Cost: ¥150,000)
Fiscal Year 2014: ¥2,730,000 (Direct Cost: ¥2,100,000、Indirect Cost: ¥630,000)
Keywordsプリプレイ / 知識獲得 / 学習 / 合目的性 / MRI / ヒト / 海馬 / 嗅内野 / スキーマ / fMRI / 生産性 / 自発脳活動 / デコーディング / ネットワーク / 記憶
Outline of Final Research Achievements

Knowledge acquisition is a process in which one actively selects a piece of information from the environment and assimilates it with prior knowledge.
Using human fMRI experiment, I showed a neural mechanism underlying such selectivity in knowledge acquisition. My results suggest that an arrangement of prototypical neural representation based on the prior knowledge facilitates upcoming knowledge acquisition. Therefore, our brain selects an information through deciding types of information to be acquired and preparing the prototypical neural representations.
Additionally, I investigated a rationality governing such selectivity using human behavioral experiment. Using acquisition of novel compositional words as an instance of knowledge acquisition, I showed that we selectively acquire information that effectively confers creative productivity.

Report

(5 results)
  • 2017 Annual Research Report   Final Research Report ( PDF )
  • 2016 Research-status Report
  • 2015 Research-status Report
  • 2014 Research-status Report
  • Research Products

    (12 results)

All 2018 2017 2016 2015

All Journal Article (2 results) (of which Peer Reviewed: 2 results,  Open Access: 1 results,  Acknowledgement Compliant: 1 results) Presentation (10 results) (of which Int'l Joint Research: 2 results,  Invited: 4 results)

  • [Journal Article] A Knowledge-Based Arrangement of Prototypical Neural Representation Prior to Experience Contributes to Selectivity in Upcoming Knowledge Acquisition2018

    • Author(s)
      Kurashige Hiroki、Yamashita Yuichi、Hanakawa Takashi、Honda Manabu
    • Journal Title

      Frontiers in Human Neuroscience

      Volume: 12

    • DOI

      10.3389/fnhum.2018.00111

    • Related Report
      2017 Annual Research Report
    • Peer Reviewed / Open Access
  • [Journal Article] Resting-state brain activity in the motor cortex reflects task-induced activity: A multi-voxel pattern analysis2015

    • Author(s)
      Toshiki Kusano, Hiroki Kurashige, Isao Nambu, Yoshiya Moriguchi, Takashi Hanakawa, Yasuhiro Wada, Rieko Osu
    • Journal Title

      Conf. Proc. IEEE Eng. Med. Biol. Soc.

      Volume: 2015 Pages: 4290-4293

    • DOI

      10.1109/embc.2015.7319343

    • Related Report
      2015 Research-status Report
    • Peer Reviewed / Acknowledgement Compliant
  • [Presentation] Selectivity in knowledge acquisition effectively confers productivity: behavioral experiments and neural network simulation2018

    • Author(s)
      Hiroki Kurashige, Yuichi Yamashita, Takashi Hanakawa, Manabu Honda
    • Organizer
      Neuroscience 2018
    • Related Report
      2017 Annual Research Report
    • Int'l Joint Research
  • [Presentation] ヒト嗅内皮質でのプリプレイ様脳活動は事前知識依存的に未来の知識獲得に影響する2017

    • Author(s)
      倉重宏樹, 山下祐一, 花川隆, 本田学
    • Organizer
      第41回日本神経科学大会
    • Related Report
      2017 Annual Research Report
  • [Presentation] 知識は創造性を増大するように選択的に獲得される2017

    • Author(s)
      倉重宏樹, 山下祐一, 花川隆, 本田学
    • Organizer
      第40回日本神経科学大会
    • Related Report
      2017 Annual Research Report
  • [Presentation] ヒトの知識獲得における選択性とその神経基盤2017

    • Author(s)
      倉重宏樹
    • Organizer
      生理学研究所部門公開セミナー
    • Related Report
      2017 Annual Research Report
    • Invited
  • [Presentation] 知識:その神経科学,その意義,その進化2017

    • Author(s)
      倉重 宏樹
    • Organizer
      シンギュラリティサロン@東京「第17回公開講演会」
    • Place of Presentation
      リコーITソリューションズ株式会社本社(東京都中央区)
    • Related Report
      2016 Research-status Report
    • Invited
  • [Presentation] 脳全体の機能に迫る2016

    • Author(s)
      倉重 宏樹
    • Organizer
      第13回全脳アーキテクチャ勉強会
    • Place of Presentation
      グラントウキョウサウスタワー (東京都千代田区)
    • Year and Date
      2016-03-15
    • Related Report
      2015 Research-status Report
    • Invited
  • [Presentation] 知識:その神経科学,その意義,その進化2016

    • Author(s)
      倉重 宏樹
    • Organizer
      シンギュラリティサロン #18
    • Place of Presentation
      グランフロント大阪(大阪府大阪市)
    • Related Report
      2016 Research-status Report
    • Invited
  • [Presentation] Cognitive function-based whole-brain parcellation using functional connectivity from voxels to regions labeled with cognitive terminology2015

    • Author(s)
      Hiroki Kurashige, Yuichi Yamashita, Rieko Osu, Yohei Otaka, Takashi Hanakawa, Manabu Honda, Tatsuhiro Hisatsune, Hideaki Kawabata
    • Organizer
      Neuroscience 2015
    • Place of Presentation
      Chicago, USA
    • Year and Date
      2015-10-17
    • Related Report
      2015 Research-status Report
    • Int'l Joint Research
  • [Presentation] Estimating dynamic characteristics of whole-brain network: a combination approach of resting-state fMRI, diffusion tractography and Fokker-Planck equation2015

    • Author(s)
      Hiroki Kurashige, Yoshiya Moriguchi, Takashi Hanakawa, Rieko Osu
    • Organizer
      神経オシレーションカンファレンス2015
    • Place of Presentation
      京都大学時計台講堂国際交流ホール (京都府京都市)
    • Year and Date
      2015-06-25
    • Related Report
      2015 Research-status Report
  • [Presentation] Whole-brain as network among cognitive functions / 認知機能間ネットワークとしての全脳情報処理システム2015

    • Author(s)
      倉重宏樹, 山下祐一, 大須理英子, 大高洋平, 花川隆, 本田学, 川畑秀明
    • Organizer
      脳と心のメカニズム第15回 冬のワークショップ
    • Place of Presentation
      北海道・蛇田郡留寿都村
    • Year and Date
      2015-01-07 – 2015-01-09
    • Related Report
      2014 Research-status Report

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Published: 2014-04-04   Modified: 2019-03-29  

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