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A computational framework for a novel approach to psychiatry, Research Domain Criteria (RDoC)

Research Project

Project/Area Number 15K12140
Research Category

Grant-in-Aid for Challenging Exploratory Research

Allocation TypeMulti-year Fund
Research Field Life / Health / Medical informatics
Research InstitutionNagoya University

Principal Investigator

Katahira Kentaro  名古屋大学, 環境学研究科, 准教授 (60569218)

Co-Investigator(Renkei-kenkyūsha) YAMASHITA Yuichi  独立行政法人国立精神・神経医療研究センター, 神経研究所, 室長 (40584131)
Project Period (FY) 2015-04-01 – 2017-03-31
Project Status Completed (Fiscal Year 2016)
Budget Amount *help
¥3,640,000 (Direct Cost: ¥2,800,000、Indirect Cost: ¥840,000)
Fiscal Year 2016: ¥1,560,000 (Direct Cost: ¥1,200,000、Indirect Cost: ¥360,000)
Fiscal Year 2015: ¥2,080,000 (Direct Cost: ¥1,600,000、Indirect Cost: ¥480,000)
Keywords研究領域基準 / 計算論的精神医学 / 計算論モデル / 検出力 / 精神疾患 / 疾病分類学 / 研究領域基準 (RDoC) / 統計モデル
Outline of Final Research Achievements

As a novel research strategy in psychiatry, Research Domain Criteria (RDoC) has attracted attention. RDoC is a research strategy that focuses on the neurobiological mechanisms and core aspects of behavior rather than to rely on traditional diagnostic categories. In this study, we proposed a theoretical framework for evaluating psychiatric research strategies, including the conventional diagnostic category-based approaches and the RDoC approach. The proposed framework is based on the statistical model and computational models of the processes by which the disorder arises. The framework provides the statistical power to quantify how likely relevant pathogenetic factors are to be detected. Based on the proposed framework, we discussed which approach performs better in different types of situations. The proposed framework will be helpful to evaluate the research strategies in psychiatry and to design psychiatric studies based on the computational models.

Report

(3 results)
  • 2016 Annual Research Report   Final Research Report ( PDF )
  • 2015 Research-status Report
  • Research Products

    (4 results)

All 2016

All Journal Article (2 results) (of which Open Access: 2 results,  Peer Reviewed: 1 results,  Acknowledgement Compliant: 1 results) Presentation (2 results)

  • [Journal Article] A prototype model for evaluating psychiatric research strategies: Diagnostic category-based approaches vs. the RDoC approach2016

    • Author(s)
      Kentaro Katahira & Yuichi Yamashita
    • Journal Title

      arXiv preprint

      Volume: arXiv:1609.00243. Pages: 1-31

    • Related Report
      2016 Annual Research Report
    • Open Access
  • [Journal Article] How hierarchical models improve point estimates of model parameters at the individual level2016

    • Author(s)
      Kentaro Katahira
    • Journal Title

      Journal of Mathematical Psychology

      Volume: 未定

    • Related Report
      2015 Research-status Report
    • Peer Reviewed / Open Access / Acknowledgement Compliant
  • [Presentation] 条件づけ課題における不快事象回避の行動特性と生理活動の関係の検討―計算論モデル-研究領域基準 (RDoC) を通した精神医学への貢献に向けて―2016

    • Author(s)
      片平健太郎
    • Organizer
      第34回日本生理心理学会大会
    • Place of Presentation
      名古屋大学東山キャンパス
    • Year and Date
      2016-05-15
    • Related Report
      2016 Annual Research Report
  • [Presentation] 条件づけ課題における不快事象回避の行動特性と生理活動の関係の検討 - 計算論モデル・研究領域基準 (RDoC) を通した精神医学への貢献に向けて -2016

    • Author(s)
      片平健太郎
    • Organizer
      第34回日本生理心理学会大会
    • Place of Presentation
      名古屋大学 東山キャンパス
    • Year and Date
      2016-05-15
    • Related Report
      2015 Research-status Report

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Published: 2015-04-16   Modified: 2018-03-22  

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