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Continuous-time identification using a priori knowledge of system

Research Project

Project/Area Number 18560434
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeSingle-year Grants
Section一般
Research Field Control engineering
Research InstitutionKyoto University

Principal Investigator

OHTA Yoshito  Kyoto University, 大学院・情報学研究科, 教授 (30160518)

Project Period (FY) 2006 – 2008
Project Status Completed (Fiscal Year 2008)
Budget Amount *help
¥3,340,000 (Direct Cost: ¥2,800,000、Indirect Cost: ¥540,000)
Fiscal Year 2008: ¥780,000 (Direct Cost: ¥600,000、Indirect Cost: ¥180,000)
Fiscal Year 2007: ¥1,560,000 (Direct Cost: ¥1,200,000、Indirect Cost: ¥360,000)
Fiscal Year 2006: ¥1,000,000 (Direct Cost: ¥1,000,000)
Keywordsシステム同定 / 確率システム / 一般化正規直交基底 / ラゲール基底 / インナー関数 / シフト不変部分空間
Research Abstract

入出力データからそれを生み出した動的システムを求めるシステム同定法の多くは離散時間の枠組みであり,プレフィルタなどの適切な選択など使用するにはノウハウも必要である.この研究では,制御対象のおおまかな時定数を知っているときに,それに応じて連続時間信号を変換領域に写像して部分空間同定を適用することが可能となることを示している.具体的には,一般化正規直交基底を用いたシステム変換が,確率システムに対して定義できることを示し,部分空間同定を適用したときにデータ数を増やすにつれて真値に近づくことを示している.

Report

(4 results)
  • 2008 Annual Research Report   Final Research Report ( PDF )
  • 2007 Annual Research Report
  • 2006 Annual Research Report
  • Research Products

    (8 results)

All 2008 2007

All Journal Article (3 results) (of which Peer Reviewed: 1 results) Presentation (5 results)

  • [Journal Article] 情報量制約と制御性能2008

    • Author(s)
      太田快人, 新銀秀徳
    • Journal Title

      計測と制御 47

    • NAID

      10024262413

    • Related Report
      2008 Annual Research Report
  • [Journal Article] A Study on Stochastic System Transformation Using Generalized Orthonormal Basis Functions2007

    • Author(s)
      Y. Ohta
    • Journal Title

      Proceedings of the 46th IEEE Conference on Decision and Control

      Pages: 3114-3119

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] 一般化正規直交基底を用いた線形システムの変換に関する考察2007

    • Author(s)
      太田 快人
    • Journal Title

      計測自動制御学会第7回制御部門大会

    • Related Report
      2006 Annual Research Report
  • [Presentation] Duality of Infinite Dimensional Linear Programming and Its Applications to Control Problems2008

    • Author(s)
      Y. Ohta
    • Organizer
      MTNS2008
    • Place of Presentation
      Blacksburg, VA, USA
    • Year and Date
      2008-07-30
    • Related Report
      2008 Annual Research Report
  • [Presentation] Error Analysis of Continuous-time System Identification using Laguerre Basis2007

    • Author(s)
      T. Chimbe, Y. Ohta
    • Organizer
      SICE Annual Conference 2007
    • Place of Presentation
      高松
    • Year and Date
      2007-09-20
    • Related Report
      2007 Annual Research Report
  • [Presentation] Frequency Response of Transformed Linear Systems Using Generalized Orthonormal Basis Functions2007

    • Author(s)
      Y. Ohta
    • Organizer
      8th International Symposium on Quantitative Feedback Theory and Robust Frequency Domain Methods
    • Place of Presentation
      Rehovot, Israel
    • Related Report
      2008 Final Research Report
  • [Presentation] Error Analysis of Continuous-time System Identification using Laguerre Basis2007

    • Author(s)
      T. Chimbe, Y. Ohta
    • Organizer
      SICE Annual Conference 2007
    • Place of Presentation
      Takamatsu
    • Related Report
      2008 Final Research Report
  • [Presentation] A Study on Stochastic System Transformation Using Generalized Orthonormal Basis Functions2007

    • Author(s)
      Y. Ohta
    • Organizer
      46th IEEE Conference on Decision and Control
    • Place of Presentation
      New Orleans, USA
    • Related Report
      2008 Final Research Report

URL: 

Published: 2006-04-01   Modified: 2016-04-21  

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