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Development and clinical application of a supportive database system for the diagnoses of jaw deformities applied machine learning theory

Research Project

Project/Area Number 26463091
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeMulti-year Fund
Section一般
Research Field Orthodontics/Pediatric dentistry
Research InstitutionNiigata University

Principal Investigator

Ochi-Yamazoe Kanako  新潟大学, 医歯学総合研究科, 研究員 (60397122)

Co-Investigator(Kenkyū-buntansha) 齊藤 力  東京歯科大学, 歯学部, 客員教授 (80103357)
齋藤 功  新潟大学, 医歯学系, 教授 (90205633)
Research Collaborator YAMAZOE Kiyofumi  山添歯科医院, 山添矯正歯科, 歯科医師
Project Period (FY) 2014-04-01 – 2018-03-31
Project Status Completed (Fiscal Year 2017)
Budget Amount *help
¥4,940,000 (Direct Cost: ¥3,800,000、Indirect Cost: ¥1,140,000)
Fiscal Year 2016: ¥1,300,000 (Direct Cost: ¥1,000,000、Indirect Cost: ¥300,000)
Fiscal Year 2015: ¥1,430,000 (Direct Cost: ¥1,100,000、Indirect Cost: ¥330,000)
Fiscal Year 2014: ¥2,210,000 (Direct Cost: ¥1,700,000、Indirect Cost: ¥510,000)
Keywords顎変形症 / 機械学習 / 歯列模型分析 / データベースシステム / 診断 / 診断支援システム / 三次元形態計測 / 臨床 / 三次元形態解析 / 歯列模型解析
Outline of Final Research Achievements

The purpose of this study was to develop a new diagnostic database system of jaw deformities. Large number of feature parameters extracted from digital dental models, such as Fourier descriptors and relative position of upper and lower models, were registered with this system. Algorithms applied machine learning theory were implemented to search several similar model data. This new system developed in this study attained retrieval of similar cases only using model data. Further tuning the algorithms of calculating the characteristic similarities and improving the discriminant functions will enable the database system to provide clinical efficiency for accurate diagnoses and for solutions of clinical problems.

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

    (3 results)

All 2016 2015

All Presentation (3 results) (of which Int'l Joint Research: 2 results)

  • [Presentation] A New System for Analyzing the Coordination of Dentoalveolar Morphologies2016

    • Author(s)
      Ochi-Yamazoe K., Yamazoe K., Nishino K., Morita S., Saito I.
    • Organizer
      The 92nd Congress of the European Orthodontic Society
    • Place of Presentation
      Stockholmsmassann, Stockholm, Sweden
    • Year and Date
      2016-06-11
    • Related Report
      2016 Research-status Report
    • Int'l Joint Research
  • [Presentation] A New System for Analyzing the Coordination of Dentoalveolar Morphologies2016

    • Author(s)
      Ochi-Yamazoe K., Yamazoe K., Nishino K., Saito I
    • Organizer
      92nd Congress of the European Orthodontic Society
    • Place of Presentation
      Stockholmsmässan(Stockholm, Sweden)
    • Year and Date
      2016-06-11
    • Related Report
      2015 Research-status Report
    • Int'l Joint Research
  • [Presentation] 上下顎歯列-歯槽部のコーディネーション評価システムの開発2015

    • Author(s)
      越知佳奈子, 山添清文, 小原彰浩, 西野和臣, 齊藤力, 齋藤 功
    • Organizer
      第74回日本矯正歯科学会大会
    • Place of Presentation
      マリンメッセ福岡(福岡市)
    • Year and Date
      2015-11-18
    • Related Report
      2015 Research-status Report

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

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