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偏微分方程式の逆問題のインバージョンに関する数学的厳密性と実用可能性の研究

Research Project

Project/Area Number 15K21766
Research Category

Fund for the Promotion of Joint International Research (Home-Returning Researcher Development Research)

Allocation TypeMulti-year Fund
Research Field Mathematical analysis
Research InstitutionHokkaido University

Principal Investigator

中村 玄  北海道大学, 名誉教授 (50118535)

Co-Investigator(Kenkyū-buntansha) 本多 尚文  北海道大学, 理学研究院, 教授 (00238817)
笹山 智司  北海道大学, 理学研究院, 学術研究員 (70431301)
Project Period (FY) 2016 – 2018
Project Status Completed (Fiscal Year 2018)
Budget Amount *help
¥14,300,000 (Direct Cost: ¥11,000,000、Indirect Cost: ¥3,300,000)
Keywordsサーモグラフィー / 光トモグラフィー / バイブロサイス地盤解析法 / MRE / ヘルムホルツ分解非整数階時間微分拡散方程式 / 一意接続定理 / interior transmission problem / グリーン関数 / 適切性 / 非等方弾性方程式 / 係数決定逆問題 / 横等方弾性方程式 / 斜方晶系型弾性方程式 / 線形サンプリング法 / 蛍光分子イメージング / インバージョン法 / 空洞同定 / 拡散方程式 / 熱流束 / linear sampling method / dynamical probe method / PVS
Outline of Annual Research Achievements

能動的サーモグラフィー, 光及び蛍光光トモグラフィー, バイブロサイス地盤解析法, MREやPVSのデータ解析法など幾つかの非破壊検査法に対する数学的にロジカルなインバージョン法の確立とその周辺研究を行い, 次の成果をあげた.
1)拡散方程式に対するinterior transmission problemのGreen関数の構成とその逆問題への応用
2)小介在物同定光トモグラフィー法に対するMUSIC法の確立
3)蛍光光トモグラフィーの数値的に有効なインバージョン法(有効なinitial guessの探索法)の研究
4)MREデータ解析のモデル方程式であるスカラーモデル方程式に対するLM法の収束性証明
5)定常均質等方弾性方程式に対する3つのスカラー関数だけで表現される特殊なヘルムホルツ分解の完全性の証明とそのPVS逆問題への応用
6)区分的に解析的な静・動非等方弾性方程式の境界値問題に対する一意性(バイブロサイス地盤解析法の数学的正当化)の証明
7)非整数階時間微分を持つ拡散方程式に対する一意接続定理の証明

Report

(3 results)
  • 2018 Annual Research Report
  • 2017 Research-status Report
  • 2016 Research-status Report
  • Research Products

    (44 results)

All 2019 2018 2017 2016 Other

All Int'l Joint Research (15 results) Journal Article (17 results) (of which Int'l Joint Research: 15 results,  Peer Reviewed: 17 results,  Open Access: 1 results) Presentation (12 results) (of which Int'l Joint Research: 2 results,  Invited: 2 results)

  • [Int'l Joint Research] 国立台北大学/国立成功大学(Taiwan)

    • Related Report
      2018 Annual Research Report
  • [Int'l Joint Research] 東南大学/上海財経大学(China)

    • Related Report
      2018 Annual Research Report
  • [Int'l Joint Research] Rice Univ./Rutgers Univ.(U.S.A.)

    • Related Report
      2018 Annual Research Report
  • [Int'l Joint Research] Linz Univ.(Austria)

    • Related Report
      2018 Annual Research Report
  • [Int'l Joint Research] Crete Univ.(Greece)

    • Related Report
      2018 Annual Research Report
  • [Int'l Joint Research]

    • Related Report
      2018 Annual Research Report
  • [Int'l Joint Research] National Cheng Kung Univ.(Taiwan)

    • Related Report
      2017 Research-status Report
  • [Int'l Joint Research] Southeast Univ.(China)

    • Related Report
      2017 Research-status Report
  • [Int'l Joint Research] Univ. of Washington/Rice Univ.(U.S.A.)

    • Related Report
      2017 Research-status Report
  • [Int'l Joint Research] Univ. of Lille(France)

    • Related Report
      2017 Research-status Report
  • [Int'l Joint Research] Rice Univ.(米国)

    • Related Report
      2016 Research-status Report
  • [Int'l Joint Research] Southeast Univ.(中国)

    • Related Report
      2016 Research-status Report
  • [Int'l Joint Research] Inha Univ.(韓国)

    • Related Report
      2016 Research-status Report
  • [Int'l Joint Research] Natl. Cheng Kung Univ.(台湾)

    • Related Report
      2016 Research-status Report
  • [Int'l Joint Research] Grenoble Ales Univ.(フランス)

    • Related Report
      2016 Research-status Report
  • [Journal Article] Convergence of Levenberg-Marquardt method for the inverse problem with an interior measurement2019

    • Author(s)
      Y. Jiang, G. Nakamura
    • Journal Title

      J. Inverse Ⅲ-Posed Probl.

      Volume: 27 Pages: 195-215

    • Related Report
      2018 Annual Research Report
    • Peer Reviewed / Int'l Joint Research
  • [Journal Article] Strong unique continuation for two-dimensional anisotropic elliptic systems2019

    • Author(s)
      R. Kuan, G. Nakamura, S. Satoshi
    • Journal Title

      Proc. Amer. Math. Soc.

      Volume: 147 Pages: 2171-2183

    • Related Report
      2018 Annual Research Report
    • Peer Reviewed / Int'l Joint Research
  • [Journal Article] Solvability of interior transmission problem for the diffusion equation by constructing its Green function2019

    • Author(s)
      G. Nakamura and H. Wang
    • Journal Title

      Journal of Inverse and Ⅲ-Posed Problems

    • Related Report
      2018 Annual Research Report
    • Peer Reviewed / Int'l Joint Research
  • [Journal Article] Completeness of Representation of Solutions for Stationary Homogeneous Isotropic Elastic/Viscoelastic Systems2019

    • Author(s)
      J. Eom and G. Nakamura
    • Journal Title

      Quarterly of Applied Mathematics

    • Related Report
      2018 Annual Research Report
    • Peer Reviewed / Int'l Joint Research
  • [Journal Article] On the perturbation of Bleustein-Gulyaev waves in piezoelectric media2019

    • Author(s)
      G. Nakamura, K. Tanuma and X. Xu
    • Journal Title

      Mathematical Analysis of Continuum Mechanics and Industrial Applications Ⅲ-Proceedings of the international conference CoMFoS18

    • Related Report
      2018 Annual Research Report
    • Peer Reviewed / Int'l Joint Research
  • [Journal Article] Numerical simulations of magnetic resonance elastography using finite element analysis with a linear heterogeneous viscoelastic model2018

    • Author(s)
      S. Tomita, H. Suzuki, I. Kajiwara, G. Nakamura, Y. Jiang, M. Suga, T. Obata and S. Tadano
    • Journal Title

      J. Vis.

      Volume: 21 Pages: 133-145

    • NAID

      120006383831

    • Related Report
      2018 Annual Research Report
    • Peer Reviewed / Int'l Joint Research
  • [Journal Article] Uniqueness in the inverse boundary value problem for piecewise homogeneous anisotropic elasticity2018

    • Author(s)
      C. Cârstea, N. Honda, G. Nakamura
    • Journal Title

      SIAM J. Math. Anal.

      Volume: 50 Pages: 3291-3302

    • Related Report
      2018 Annual Research Report
    • Peer Reviewed / Int'l Joint Research
  • [Journal Article] Unique continuation property for multi-terms time fractional diffusion equations2018

    • Author(s)
      C-L. Lin and G. Nakamura
    • Journal Title

      Math. Ann.

      Volume: 373 Issue: 3-4 Pages: 929-952

    • DOI

      10.1007/s00208-018-1710-z

    • Related Report
      2018 Annual Research Report
    • Peer Reviewed / Int'l Joint Research
  • [Journal Article] On the Algebraic Study of Asymptotics2018

    • Author(s)
      N. Honda and L. Prelli
    • Journal Title

      Springer Proceedings in Mathematics & Statistics

      Volume: 256 Pages: 227-238

    • Related Report
      2018 Annual Research Report
    • Peer Reviewed / Int'l Joint Research
  • [Journal Article] Laplace hyperfunctions in several variables2018

    • Author(s)
      N. Honda and K. Umeta
    • Journal Title

      Journal of the Mathematical Society of Japan

      Volume: 70 Pages: 111-139

    • NAID

      130006334097

    • Related Report
      2018 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Numerical simulations of magnetic resonance elastography using finite element analysis with a linear heterogeneous viscoelastic model2018

    • Author(s)
      Sunao Tomita, Hayato Suzuki, Itsuro Kajiwara, Gen Nakamura, Yu Jiang, Mikio Suga, Takayuki Obata and Shigeru Tadano
    • Journal Title

      J. Vis

      Volume: 21 Pages: 133-145

    • NAID

      120006383831

    • Related Report
      2017 Research-status Report
    • Peer Reviewed / Open Access
  • [Journal Article] Recovering the boundary corrosion from electrical potential distribution using partial boundary data2017

    • Author(s)
      Jijun Liu and Gen Nakamura
    • Journal Title

      Inverse Probl. Imaging

      Volume: 11 Pages: 521-538

    • Related Report
      2017 Research-status Report
    • Peer Reviewed / Int'l Joint Research
  • [Journal Article] Reconstruction of Lame moduli and density at the boundary enabling directional elastic wavefield decomposition2017

    • Author(s)
      Maarten de Hoop, Gen Nakamura and Jian Zhai
    • Journal Title

      SIAM J. Appl. Math.

      Volume: 77 Pages: 520-536

    • Related Report
      2017 Research-status Report 2016 Research-status Report
    • Peer Reviewed / Int'l Joint Research
  • [Journal Article] Numerical reconstruction of unknown Robin inclusions inside a heat conductor by a non-iterative method2017

    • Author(s)
      Gen Nakamura and Haibing Wang
    • Journal Title

      Inverse Problems

      Volume: 33 Issue: 5 Pages: 22-22

    • DOI

      10.1088/1361-6420/aa5fc0

    • Related Report
      2017 Research-status Report
    • Peer Reviewed / Int'l Joint Research
  • [Journal Article] Boundary determination of the Lamé moduli for the isotropic elasticity system2017

    • Author(s)
      Yi-Hsuan Lin and Gen Nakamura
    • Journal Title

      Inverse Problems

      Volume: 33 Issue: 12 Pages: 23-23

    • DOI

      10.1088/1361-6420/aa942d

    • Related Report
      2017 Research-status Report
    • Peer Reviewed / Int'l Joint Research
  • [Journal Article] Improved asymptotic analysis for dynamical probe method2016

    • Author(s)
      Y-G. Ji, K. Kim, G. Nakamura
    • Journal Title

      Journal of Inverse and I11-posed Problems

      Volume: 24 Pages: 489-498

    • Related Report
      2016 Research-status Report
    • Peer Reviewed / Int'l Joint Research
  • [Journal Article] Reconstruction of the shear modulus of viscoelastic systems in a thin cylinder : an inversion scheme and experiments2016

    • Author(s)
      J. Eom, H. Kang, G. Nakamura, Y-C. Wang
    • Journal Title

      Inverse Problems

      Volume: 32 Pages: 19-19

    • Related Report
      2016 Research-status Report
    • Peer Reviewed / Int'l Joint Research
  • [Presentation] Inverse boundary value problem for nonlinear wave equation2019

    • Author(s)
      Gen Nakamura
    • Organizer
      RIMS共同研究「偏微分方程式に対する逆問題とその周辺」
    • Related Report
      2018 Annual Research Report
  • [Presentation] Inverse boundary value problem for nonlinear wave equation2018

    • Author(s)
      Gen Nakamura
    • Organizer
      9 th Internaltional Conference “Inverse Problems : Modeling & Simulation”
    • Related Report
      2018 Annual Research Report
  • [Presentation] Inverse problem for anisotropic elasticity system2018

    • Author(s)
      Gen Nakamura
    • Organizer
      Workshop on Qualitative and Quantitative Approaches to Inverse Scattering Problems
    • Related Report
      2018 Annual Research Report
  • [Presentation] Inverse boundary value problem for anisotropic elasticity system2018

    • Author(s)
      Gen Nakamura
    • Organizer
      International Conference on Inverse Problems 2018
    • Related Report
      2018 Annual Research Report
  • [Presentation] 2次元4状態量子ウォークのレゾナンスとレゾナンスベクトル2018

    • Author(s)
      布田 徹, 船川 大樹, 笹山 智司, 鈴木 章斗
    • Organizer
      2018年度応用数学合同研究集会
    • Related Report
      2018 Annual Research Report
  • [Presentation] Identification of elasticity tensor by boundary measurements2017

    • Author(s)
      Gen Nakamura
    • Organizer
      MATH+X Symp. on Seismology and Inverse Problems
    • Place of Presentation
      Rice Univ., Houston, U.S.A
    • Year and Date
      2017-01-19
    • Related Report
      2016 Research-status Report
    • Int'l Joint Research / Invited
  • [Presentation] Identification of elasticity tensor by boundary measurements2017

    • Author(s)
      Gen Nakamura
    • Organizer
      MATH+X Symposium on Seismology and Inverse Problem
    • Related Report
      2017 Research-status Report
  • [Presentation] Identification of elasticity tensor by boundary measurements2017

    • Author(s)
      Gen Nakamura
    • Organizer
      International Conference AIP, Minisymposium : Inclusion detection methods in inverse problems
    • Related Report
      2017 Research-status Report
  • [Presentation] Unique continuation for anomalous diffusion equation2017

    • Author(s)
      Gen Nakamura
    • Organizer
      International Conference AIP Minisymposium : Inverse problems for fractional diffusion equation
    • Related Report
      2017 Research-status Report
  • [Presentation] Inverse boundary value problem for identifying elasticity tensor by boundary measurements2017

    • Author(s)
      Gen Nakamura
    • Organizer
      International Conference Control Theory, Integral Geometry, and Inverse Problems
    • Related Report
      2017 Research-status Report
  • [Presentation] Uniqueness of inverse boundary value problem for dynamical anisotropic elasticity systems2017

    • Author(s)
      Gen Nakamura
    • Organizer
      International Conference AANMPDE17
    • Related Report
      2017 Research-status Report
  • [Presentation] Probe type method for acoustic wave equations with discontinuous coefficients2016

    • Author(s)
      Gen Nakamura
    • Organizer
      Analysis and Numerics of Acoustic and Electromagnetic Problems
    • Place of Presentation
      RICAM, Linz, Austria
    • Year and Date
      2016-10-20
    • Related Report
      2016 Research-status Report
    • Int'l Joint Research / Invited

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Published: 2016-10-04   Modified: 2022-08-19  

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