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TSUCHIYA Takashi  土谷 隆

ORCIDConnect your ORCID iD *help
Researcher Number 00188575
Affiliation *help 2009 – 2017 : 政策研究大学院大学, 政策研究科, 教授
2012 – 2015 : 政策研究大学院大学, その他の研究科, 教授
2011 – 2012 : National Graduate Institute for Policy Studies, 教授
2010 : The Institute of Statistical Mathematics, 教授
2008 – 2009 : 統数研, 教授 … More
2008 – 2009 : The Institute of Statistical Mathematics, 数理・推論研究系, 教授
2005 – 2008 : 統計数理研究所, 数理推論研究系, 教授
2007 : 統計数理研究所, 数理推測研究系, 教授
2006 : Institute of Statistical Mathematics, Department of Mathematical Analysis and Statistical Inference, Professor, 統計数理研究所・数理推論研究系, 教授
2005 – 2006 : 東京大学, 統計数理研究所数理推論研究系, 教授
2003 – 2005 : 統数研, 教授
2005 : The Institute of Statistical Mathematics, Department of Mathematical Analysis and Statistical Inference, Professor., 数理・推論研究系, 教授
2003 – 2004 : 統計数理研究所, 予測制御研究系, 教授
1996 – 2001 : 統数研, 助教授
1994 – 2001 : 統計数理研究所, 予測制御研究系, 助教授
1995 – 1996 : 統計数理研究所, 助教授
1994 – 1995 : 統計数理研究所, 助手
1993 : 統計数理研究所, 予測制御研究点, 助手
1989 – 1991 : 統計数理研究所, 予測制御研究系, 助手 Less
Review Section/Research Field
Principal Investigator
社会システム工学 / Social systems engineering/Safety system / Social systems engineering/Safety system / General mathematics (including Probability theory/Statistical mathematics) / Intelligent informatics / Statistical science / General mathematics (including Probability theory/Statistical mathematics)
Except Principal Investigator
General mathematics (including Probability theory/Statistical mathematics) / Control engineering / Statistical science … More / 社会システム工学 / Social systems engineering/Safety system / Engineering fundamentals / Mathematical informatics / Statistical science / Social systems engineering/Safety system Less
Keywords
Principal Investigator
内点法 / 半正定値計画問題 / 主双対内点法 / グラフィカルモデル / 凸最適化 / 線形計画問題 / 2次錐計画問題 / 制御理論 / 最適設計 / 線形計画 … More / ロバスト最適化 / 半正定値計画 / 面縮小法 / 最適化 / 半正定値計画法 / 計算複雑度 / Chubanov / 条件数 / グラフィカルモデル推定 / Graphical models / 中心曲線 / 組合せ最適化問題 / 大規模問題 / 行列エントロピー / 共役勾配法 / 最小二乗法 / 対称錐計画 / Vavasis-Yeアルゴリズム / 弱実行不能 / 無限次元最適化 / 人工衛星 / 情報量基準 / メソポタミア / linear programming / 線形計画法 / 磁気シールド設計問題 / Euclidean Jordan Algebra / least squares methods / 整数計画 / メタヒューリスティックス / 2次錐計画 / interior-point methods / 大域的収束性 / 確率密度推定 / JB Algebra / Magnetic shielding design problem / Vavasis-Ye アルゴリズム / Optimization over infinite-dimensional spaces / 悪条件 / Geitail / Linear programming / 曲率 / 古代メソポタミア / 統計 / 数理計画 / 線形牡両問題 / condition number / 社会構造推定 / Semidefinited programming / von Neumann エントロピー / モデリング / curvature / データ解析 / 惑星科学 / 微分幾何 / robust optimization / 双対性 / プラズマ粒子 / 統計モデル / アフィンスケーリング法 / 時系列解析 / 情報幾何 / 悪条件性 / 2次錐計画 / データ復元 / Second-order cone programming / 事前情報 / optimal design / Jardan代数 / データ同化 / 凸2次制約凸2次計画問題 / 正定対称行列 / 大規模最適化 / 人口動態推定 / JB algebra / Vavasis-ya algorithm … More
Except Principal Investigator
内点法 / 最適化 / 制御系設計 / 社会システム / 線形計画問題 / トポロジー探索 / 分岐限定法 / 分子系統樹 / 最尤法 / ロバスト制御 / 危機管理 / アルゴリズム / 2分決定グラフ / ニュ-トン法 / 平方和最適化 / 数値的最適化 / 数理計算法 / Control systems design / 数値計算アルゴリズム / Continuous Optimization / 部分マルコフ基底 / 正確検定 / 絶対偏差和 / 社会システム工学 / マルコフ基底 / 弱許容性 / 計算機何 / グレイボックス同定 / 最小2乗法 / 弱非許容性 / 食料自給率 / LlNEAR PROGRAMMING / 分枝切除法 / 効率性 / computational complexity / 防災 / 錐線形計画 / 三角形分割 / Numerical optimization / 安全性 / 数理計画法 / 政策分析 / BDD / アフィン接続 / 状態依存リッカチ不等式 / Parallel computation / 線形計画法 / 離散的最適化 / クラスタリング / 連続的最適化 / 2次錐計画 / データ構造 / 数値最適化 / 鉄道事業 / 逆探索 / 最適化手法 / 地震・津波 / 双対ポテンシャル / reverse search / 線形代数 / 分割表 / Approximate Algorithm / 入力飽和システム / combinatorial optimization / 凸多面体 / 完全正値行列 / Randomized Rounding / アレジメント / KYP補題 / 線形計画 / 残差平方和 / Semidefinite Programming / 並列計算 / 多目的制御 / 縮小推定 / 減災 / 防災対策 / 計算量理論 / システム同定 / 双線形システム / 制御理論 / 近似アルゴリズム / Computational geometry / Conic linear programming / SOCIAL SYSTEM / ランダム丸め / グラフィカルモデル / 局所計算 / Branch-and-Cut Method / 半定値計画法 / 退化 / 許容性 / 東日本大震災 / 半正定値計画 / 外点法アプローチ / 数理計画 / 公共輸送システム / 比例反復法 / combinatorics / 連続系アルゴリズム / OPTIMIZATION / ベイズ推定 / 安全システム / KarmarKar法 / Multi-objective control / mathematical programming / Frequency characteristics / Binary Decision Diagram / 解析的中心 / 事故データ解析 / Discrete Convex Analysis / 数値解析 / 周波数特性 / 個票秘匿 / 計算代数統計学 / 計算制御論 / 軌道保守計画 / binary decision diagrams / 半正定値計画問題 / 多変量解析 / マトロイド / 離散アルゴリズム / 社会インフラ / facial reduction / 離散凸解析 / 軌道保守 / Robust control / 計算幾何 / 半定値計画 / 微分幾何学 / 線形行列不等式 / 医療システム / 線形方程式 / 離散幾何 / Sum of Squares / weak infeasibility / Control system design / KYP lemma / 航空機事故 / 組合せ論 / 自然災害 / Comnbinatorial Optimization / コーダルグラフ / 組合せ最適化 / Linear matrix inequality / 防災・減災 / 非線形システム / 相補性問題 / 論理関数 / Voronoi図 / INTERIOR-POINT METHOD / discrete geometry Less
  • Research Projects

    (25results)
  • Research Products

    (74results)
  • Co-Researchers

    (48People)
  •  凸錐上の線形計画法の深化と数理モデリングの新展開Principal InvestigatorOngoing

    • Principal Investigator
      土谷 隆
    • Project Period (FY)
      2015 – 2017
    • Research Category
      Grant-in-Aid for Scientific Research (B)
    • Research Field
      Social systems engineering/Safety system
    • Research Institution
      National Graduate Institute for Policy Studies
  •  錐線形計画における退化とモデリングOngoing

    • Principal Investigator
      村松 正和
    • Project Period (FY)
      2014 – 2017
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Research Field
      Mathematical informatics
    • Research Institution
      The University of Electro-Communications
  •  Policy analyses for building a resilient city through accident reduction risk management and facilitating social infrastructures

    • Principal Investigator
      OYAMA Tatsuo
    • Project Period (FY)
      2013 – 2015
    • Research Category
      Grant-in-Aid for Scientific Research (B)
    • Research Field
      Social systems engineering/Safety system
    • Research Institution
      National Graduate Institute for Policy Studies
  •  Convex Optimization Modeling and Computational InferencePrincipal Investigator

    • Principal Investigator
      TSUCHIYA Takashi
    • Project Period (FY)
      2012 – 2015
    • Research Category
      Grant-in-Aid for Scientific Research (B)
    • Research Field
      Social systems engineering/Safety system
    • Research Institution
      National Graduate Institute for Policy Studies
  •  Policy analysis on the risk management system for preventing accidents and disasters

    • Principal Investigator
      OYAMA Tatsuo
    • Project Period (FY)
      2010 – 2012
    • Research Category
      Grant-in-Aid for Scientific Research (B)
    • Research Field
      Social systems engineering/Safety system
    • Research Institution
      National Graduate Institute for Policy Studies
  •  Recovery of satellite data and knowledge discovery by discrete optimization and time series analysisPrincipal Investigator

    • Principal Investigator
      TSUCHIYA Takashi
    • Project Period (FY)
      2010 – 2012
    • Research Category
      Grant-in-Aid for Challenging Exploratory Research
    • Research Field
      Intelligent informatics
    • Research Institution
      National Graduate Institute for Policy Studies
  •  Information Geometry of Convex Optimization : Extension and ApplicationsPrincipal Investigator

    • Principal Investigator
      TSUCHIYA Takashi
    • Project Period (FY)
      2008 – 2010
    • Research Category
      Grant-in-Aid for Scientific Research (B)
    • Research Field
      General mathematics (including Probability theory/Statistical mathematics)
    • Research Institution
      National Graduate Institute for Policy Studies
      The Institute of Statistical Mathematics
  •  Development of control system design methods using sum-of-squares optimization and their applications to related fields

    • Principal Investigator
      NOBUYAMA Eitaku
    • Project Period (FY)
      2007 – 2009
    • Research Category
      Grant-in-Aid for Scientific Research (B)
    • Research Field
      Control engineering
    • Research Institution
      Kyushu Institute of Technology
  •  Research on statistical inference of the graphical model by using graph theoretical and combinatorial commutative algebraic techniques

    • Principal Investigator
      HISAYUKI Hara
    • Project Period (FY)
      2007 – 2009
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Research Field
      Statistical science
    • Research Institution
      The University of Tokyo
  •  Multi-objective Robust Control System Design Based on Finite Frequency KYP Lemma and Its Applications

    • Principal Investigator
      HARA Shinji
    • Project Period (FY)
      2005 – 2007
    • Research Category
      Grant-in-Aid for Scientific Research (B)
    • Research Field
      Control engineering
    • Research Institution
      The University of Tokyo
  •  Exploitation of Computational Control Theory

    • Principal Investigator
      NOBUYAMA Eitaku
    • Project Period (FY)
      2004 – 2006
    • Research Category
      Grant-in-Aid for Scientific Research (B)
    • Research Field
      Control engineering
    • Research Institution
      Kyushu Institute of Technology
  •  A study on interior-point algorithms and robust optimization for Ill-conditioned optimization problemsPrincipal Investigator

    • Principal Investigator
      TSUCHIYA Takashi
    • Project Period (FY)
      2003 – 2005
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Research Field
      Social systems engineering/Safety system
    • Research Institution
      The Institute of Statistical Mathematics
  •  Algorithms for Optimization Problems and Systems of Bilinear Equations over Positive Definite Symmetric Matrices and its ApplicatoinsPrincipal Investigator

    • Principal Investigator
      TSUCHIYA Takashi
    • Project Period (FY)
      1999 – 2001
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Research Field
      社会システム工学
    • Research Institution
      The Institute of Statistical Mathematics
  •  内点法によるシステム最適化とその応用Principal Investigator

    • Principal Investigator
      土谷 隆
    • Project Period (FY)
      1997 – 1998
    • Research Category
      Grant-in-Aid for Encouragement of Young Scientists (A)
    • Research Field
      社会システム工学
    • Research Institution
      The Institute of Statistical Mathematics
  •  統計科学における最適化法の研究Principal Investigator

    • Principal Investigator
      土谷 隆
    • Project Period (FY)
      1996
    • Research Category
      Grant-in-Aid for Encouragement of Young Scientists (A)
    • Research Field
      Statistical science
    • Research Institution
      The Institute of Statistical Mathematics
  •  INTERIOR-POlNT METHODS FOR OPTIMIZATION PROBLEMS IN SOCIAL SYSTEMS

    • Principal Investigator
      MIZUNO Shinji
    • Project Period (FY)
      1996 – 1998
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Research Field
      社会システム工学
    • Research Institution
      THE INSTITUTE OF STATISTICAL MATHEMATICS
  •  Developments of Advanced Optimization Systems Unitying Discrete and Continuous Approaches Associate

    • Principal Investigator
      IMAI Hiroshi
    • Project Period (FY)
      1995 – 1996
    • Research Category
      Grant-in-Aid for Scientific Research (B)
    • Research Field
      Engineering fundamentals
    • Research Institution
      The University of Tokyo
  •  最適化問題を高速に解く内点法の開発

    • Principal Investigator
      水野 眞治
    • Project Period (FY)
      1995
    • Research Category
      Grant-in-Aid for General Scientific Research (C)
    • Research Field
      General mathematics (including Probability theory/Statistical mathematics)
    • Research Institution
      The Institute of Statistical Mathematics
  •  最適化手法の分子系統樹推定への応用

    • Principal Investigator
      長谷川 政美
    • Project Period (FY)
      1995
    • Research Category
      Grant-in-Aid for General Scientific Research (C)
    • Research Field
      Statistical science
    • Research Institution
      The Institute of Statistical Mathematics
  •  Joint Research on Algorithms in Computational Geometry

    • Principal Investigator
      IMAI Hiroshi
    • Project Period (FY)
      1994 – 1995
    • Research Category
      Grant-in-Aid for international Scientific Research
    • Research Institution
      University of TOKYO
  •  分子系統樹推定における最適化手法の研究

    • Principal Investigator
      長谷川 政美
    • Project Period (FY)
      1994
    • Research Category
      Grant-in-Aid for General Scientific Research (C)
    • Research Field
      Statistical science
    • Research Institution
      The Institute of Statistical Mathematics
  •  大規模非線形最適化問題に対する内点法の研究Principal Investigator

    • Principal Investigator
      土谷 隆
    • Project Period (FY)
      1993
    • Research Category
      Grant-in-Aid for Encouragement of Young Scientists (A)
    • Research Field
      General mathematics (including Probability theory/Statistical mathematics)
    • Research Institution
      The Institute of Statistical Mathematics
  •  最適化の微分幾付学と最適化アルゴリズムの研究

    • Principal Investigator
      田辺 國士
    • Project Period (FY)
      1991
    • Research Category
      Grant-in-Aid for General Scientific Research (C)
    • Research Field
      General mathematics (including Probability theory/Statistical mathematics)
    • Research Institution
      The Institute of Statistical Mathematics
  •  数値的最適化法のアルゴリズム

    • Principal Investigator
      田辺 國士
    • Project Period (FY)
      1990
    • Research Category
      Grant-in-Aid for General Scientific Research (C)
    • Research Field
      General mathematics (including Probability theory/Statistical mathematics)
    • Research Institution
      The Institute of Statistical Mathematics
  •  線形計画問題の微分幾何学の研究

    • Principal Investigator
      田辺 國士
    • Project Period (FY)
      1989
    • Research Category
      Grant-in-Aid for General Scientific Research (C)
    • Research Field
      General mathematics (including Probability theory/Statistical mathematics)
    • Research Institution
      The Institute of Statistical Mathematics

All 2016 2015 2014 2013 2012 2011 2010 2009 2008 2007 2006 2005 2004 2003 Other

All Journal Article Presentation Book

  • [Book] 最適化と変分法2015

    • Author(s)
      寒野善博、土谷隆
    • Total Pages
      304
    • Publisher
      丸善出版
    • Data Source
      KAKENHI-PROJECT-24310112
  • [Book] モデリング:広い視野を求めて2015

    • Author(s)
      赤池弘次他 (室田一雄,池上敦子,土谷隆 編)
    • Total Pages
      192
    • Publisher
      近代科学社
    • Data Source
      KAKENHI-PROJECT-24310112
  • [Journal Article] 正定対称行列の情報幾何(III)2016

    • Author(s)
      小原敦美、土谷隆
    • Journal Title

      岩波データサイエンス

      Volume : 4 Pages : 146-158

    • Data Source
      KAKENHI-PROJECT-15H02968
  • [Journal Article] Weak infeasibility in second order cone programming2016

    • Author(s)
      Lourenco F. Bruno, Masakazu Muramatsu and Takashi Tsuchiya
    • Journal Title

      Optimization Letter

      Volume : - Pages : 1-13

    • Peer Reviewed / Acknowledgement Compliant / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-24310112, KAKENHI-PROJECT-26330025, KAKENHI-PROJECT-26280005
  • [Journal Article] A Structural Geometrical Analysis of Weakly Infeasible SDPs2016

    • Author(s)
      Bruno F. Lourenco, Masakazu Muramatsu, Takashi Tsuchiya
    • Journal Title

      Journal of Operations Research Society of Japan

      Volume : 59 Pages : 241-257

    • Peer Reviewed / Acknowledgement Compliant
    • Data Source
      KAKENHI-PROJECT-26330025
  • [Journal Article] 正定対称行列の情報幾何(II)2016

    • Author(s)
      小原敦美、土谷隆
    • Journal Title

      岩波データサイエンス

      Volume : 3 Pages : 137-149

    • Data Source
      KAKENHI-PROJECT-15H02968
  • [Journal Article] 正定対称行列の情報幾何(I)2016

    • Author(s)
      小原敦美、土谷隆
    • Journal Title

      岩波データサイエンス

      Volume : 2 Pages : 130-140

    • Data Source
      KAKENHI-PROJECT-15H02968
  • [Journal Article] A structural geometrical analysis of weakly infeasible SDPs2016

    • Author(s)
      Bruno F. Lourenco, Masakazu Muramatsu and Takashi Tsuchiya
    • Journal Title

      Journal of Japan Operations Research Society

      Volume : 未確定

    • Acknowledgement Compliant / Int'l Joint Research / Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-24310112
  • [Journal Article] Logistic growth for the Nuzi cuneiform tablets: Analyzing family networks in ancient Mesopotamia2015

    • Author(s)
      Sumie Ueda, Kumi Makino, Yoshiaki Itoh, Takashi Tsuchiya
    • Journal Title

      Physica A

      Volume : 421 Pages : 223-232

    • Peer Reviewed / Acknowledgement Compliant
    • Data Source
      KAKENHI-PROJECT-24310112, KAKENHI-PROJECT-25257008
  • [Journal Article] 最小二乗法を巡って2014

    • Author(s)
      土谷隆
    • Journal Title

      オペレーションズ・リサーチ

      Volume : 59 Pages : 31-41

    • Data Source
      KAKENHI-PROJECT-24310112
  • [Journal Article] Curvature integrals and iteration complexities in SDP and symmetric cone programs2014

    • Author(s)
      Satoshi Kakihara, Atsumi Ohara and Takashi Tsuchiya
    • Journal Title

      Computational Optimization and Applications

      Volume : 57 Pages : 623-665

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-23540134, KAKENHI-PROJECT-24310112
  • [Journal Article] 内点法・情報幾何・最適化モデリング2013

    • Author(s)
      土谷隆
    • Journal Title

      統計数理

      Volume : 61 Pages : 3-16

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-24310112
  • [Journal Article] A simple variant of the Mizuno-Todd-Ye predictor-corrector algorithm and its2013

    • Author(s)
      Kitahara, T. and Tsuchiya, T.
    • Journal Title

      SIAM Journal on Optimization

      Volume : 23 Pages : 1890-1903

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-24310112
  • [Journal Article] Information Geometry and Interior-Point Algorithms in Semidefinite Programs and Symmetric Cone Programs2013

    • Author(s)
      Satoshi Kakihara, Atsumi Ohara and Takashi Tsuchiya
    • Journal Title

      Journal of Optimization Theory and Applications

      Volume : 167 Pages : 749-780

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-24310112
  • [Journal Article] Information Geometry and Interior-Point Algorithms in Semidefinite Programs and Symmetric Cone Programs2013

    • Author(s)
      S. Kakihara, A. Ohara and T. Tsuchiya
    • Journal Title

      Journal of Optimization Theory and Applications

      Volume : Vol.157, Issue 3 Pages : 749-780

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-22310093, KAKENHI-PROJECT-23540134
  • [Journal Article] Information Geometry and Interior-Point Algorithms in Semidefinite Programs and Symmetric Cone Programs2012

    • Author(s)
      S. Kakihara, A. Ohara, T. Tsuchiya
    • Journal Title

      Journal of Optimization Theory and Applications

      Volume : Vol.157, Issue 3 Pages : 749-780

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-22310093
  • [Journal Article] Covariance regularization in inverse space2009

    • Author(s)
      Genta Ueno, Takashi Tsuchiya
    • Journal Title

      Quarterly Journal of Royal Meteorological Society (掲載予定)

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-20340024
  • [Journal Article] Proximity of Weighted and Layered Least Squares Solutions2009

    • Author(s)
      T.Kitahara, T.Tsuchiya
    • Journal Title

      SIAM Journal on Matrix Analysis and Applications 31

      Pages : 1172-1186

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-20340024
  • [Journal Article] Covariance regularization in inverse space2009

    • Author(s)
      Genta Ueno and Takashi Tsuchiya
    • Journal Title

      Quarterly Journal of the Royal Meteorological Society

      Volume : 135 Pages : 1133-1156

    • Data Source
      KAKENHI-PROJECT-20340024
  • [Journal Article] Proximity of weighted and layered least squares solutions2009

    • Author(s)
      Tomonari Kitahara and Takashi Tsuchiya
    • Journal Title

      SIAM Journal on Matrix Analysis and Applications

      Volume : 31 Pages : 1172-1186

    • Data Source
      KAKENHI-PROJECT-20340024
  • [Journal Article] A strong bound on the integral of the central path curvature and its relationship with the iteration-complexity of primal-dual path-following LP algorithms2008

    • Author(s)
      R. D. C. Monteiro, Takashi Tsuchiya
    • Journal Title

      Mathematical Programming 115

      Pages : 105-149

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-20340024
  • [Journal Article] Implementation of infinite-dimensional interior-point method for solving multi-criteria linear-quadratic control problem2006

    • Author(s)
      L.Faybusovich, T.Mouktonglang, T.Tsuchiya
    • Journal Title

      Optimization Methods and Software 21

      Pages : 315-341

    • Data Source
      KAKENHI-PROJECT-15510144
  • [Journal Article] Robust optimization of magnetic shielding based on second-order cone programming2005

    • Author(s)
      T.Tsuchiya, T.Sasakawa
    • Journal Title

      The Proceedings of the Institute of Statistical Mathematics 53

      Pages : 297-315

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-15510144
  • [Journal Article] Layered least squares method: limit of weighted least squares method2005

    • Author(s)
      T.Tsuchiya
    • Journal Title

      The Proceedings of the Institute of Statistical Mathematics 53

      Pages : 391-404

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-15510144
  • [Journal Article] 2円錐計画問題による磁気シールドのロバスト最適化2005

    • Author(s)
      土谷 隆, 笹川 卓
    • Journal Title

      統計数理 53

      Pages : 297-315

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-15510144
  • [Journal Article] 層別最小二乗法---重み付き最小二乗法の極限---2005

    • Author(s)
      土谷 隆
    • Journal Title

      統計数理 53

      Pages : 391-404

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-15510144
  • [Journal Article] 2次錐計画問題による磁気シールドのロバスト最適化2005

    • Author(s)
      土谷 隆, 笹川 卓
    • Journal Title

      統計数理 53

      Pages : 297-315

    • Data Source
      KAKENHI-PROJECT-15510144
  • [Journal Article] 層別最小二乗法---重み付き最小二乗法の極限---2005

    • Author(s)
      土谷 隆
    • Journal Title

      統計数理 53

      Pages : 391-403

    • Data Source
      KAKENHI-PROJECT-15510144
  • [Journal Article] A new iteration-complexity bound for the MTY predictor-corrector algorithm2004

    • Author(s)
      R.D.C.Monteiro, T.Tsuchiya
    • Journal Title

      SIAM Journal on Optimization 15

      Pages : 319-347

    • Data Source
      KAKENHI-PROJECT-15510144
  • [Journal Article] A new iteration-complexity bound for the MTY predictor-Corrector algorithm2004

    • Author(s)
      R.D.C.Montoiro, T.Tsuchiya
    • Journal Title

      SIAM Journal on Optimization 15

      Pages : 319-417

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-15510144
  • [Journal Article] Uniform boundedness of a preconditioned normal matrix used in interior point methods.2004

    • Author(s)
      R.D.C.Monteiro, J.O'Neal, T.Tsuchiya
    • Journal Title

      SIAM Journal on Optimization 15

      Pages : 96-100

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-15510144
  • [Journal Article] Uniform Boundedness of a Preconditioned Normal Matrix Used in Interior Point Methods2004

    • Author(s)
      R.D.C.Monteiro, Jerome W.O'Neal, T.Tsuchiya
    • Journal Title

      SIAM Journal on Optimization 15

      Pages : 96-100

    • Data Source
      KAKENHI-PROJECT-15510144
  • [Journal Article] A new iteration-complexity bound for the MTY predictor-corrector algorithm2004

    • Author(s)
      R.D.C.Monterio, T.Tsuchiya
    • Journal Title

      SIAM Journal on Optimization 15

      Pages : 319-417

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-15510144
  • [Journal Article] Uniform boundedness of a preconditioned normal matrix used in interior point methods2004

    • Author(s)
      R.D.C.Monterio, J.O'Neal, T.Tsuchiya
    • Journal Title

      SIAM Journal on Optimization 15

      Pages : 96-100

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-15510144
  • [Journal Article] Optimal mgnetic shielding design with semidefinite Programming2003

    • Author(s)
      T.Sasakawa, T.Tsuchiya
    • Journal Title

      SIAM Journal on Scientific Computing 24

      Pages : 1930-1950

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-15510144
  • [Journal Article] Optimal magnetic shielding design with semi definite programming2003

    • Author(s)
      T.Sasakawa, T.Tsuchiya
    • Journal Title

      SIAM Journal on Scientific Computation 24

      Pages : 1930-1950

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-15510144
  • [Journal Article] A maximum likelihood approach to density estimation with Semidefinite programming

    • Author(s)
      T.Fushiki, S.Horiuchi, T.Tsuchiya
    • Journal Title

      Neural Computation (to appear)(submitted in June, 2005)

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-15510144
  • [Journal Article] A maximum likelihood approach to density estimation with semidefinite programming

    • Author(s)
      T.Fushiki, S.Horiuchi, T.Tsuchiya
    • Journal Title

      Neural Computation(掲載予定;2005年6月投稿.)

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-15510144
  • [Presentation] Solving SDP Completely with an Interior-Point Oracle2016

    • Author(s)
      Bruno Figueira Lourenco, Masakazu Muramatsu, Takashi Tsuchiya
    • Organizer
      The 5th International Conference on Continuous Optimization
    • Place of Presentation
      政策研究大学院大学(東京都、港区)
    • Year and Date
      2016-08-09
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15H02968
  • [Presentation] Implementation of Interior-Point Methods for LP using Krylov Subspace Methods Preconditioned by Inner Iterations2016

    • Author(s)
      Keiichi Morikuni, Yiran Cui, Takashi Tsuchiya, Ken Hayami
    • Organizer
      The 5th International Conference on Continuous Optimization
    • Place of Presentation
      政策研究大学院大学(東京都、港区)
    • Year and Date
      2016-08-08
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15H02968
  • [Presentation] FRA-Poly: Partial Polyhedrality and Facial Reduction2016

    • Author(s)
      Bruno Figueira Lourenco, Masakazu Muramatsu, Takashi Tsuchiya
    • Organizer
      The 5th International Conference on Continuous Optimization
    • Place of Presentation
      政策研究大学院大学(東京都、港区)
    • Year and Date
      2016-08-08
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15H02968
  • [Presentation] Solving SDP completely with an Interior-Point Oracle2016

    • Author(s)
      Takashi Tsuchiya
    • Organizer
      International Conference on Continous Optimization 2016
    • Place of Presentation
      Tokyo, Japan
    • Year and Date
      2016-08-09
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-26330025
  • [Presentation] Solving SDP Completely with an Interior point Oracle2015

    • Author(s)
      Bruno F. Lourenco, Masakazu Muramatsu and Takashi Tsuchiya
    • Organizer
      22nd International Symposium on Mathematical Programming
    • Place of Presentation
      Pittsburgh, United States
    • Year and Date
      2015-07-16
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-24310112
  • [Presentation] Solving SDP Completely with an Interior-point Oracle2015

    • Author(s)
      Takashi Tsuchiya
    • Organizer
      Paths, Pivots, and Practice: The Power of Optimization
    • Place of Presentation
      University of Montreal, Canada
    • Year and Date
      2015-06-12
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-24310112
  • [Presentation] Weak Infeasibility in Second-order Cone Programming2015

    • Author(s)
      Lourenco Bruno, 村松正和, 土谷隆
    • Organizer
      最適化:モデリングとアルゴリズム
    • Place of Presentation
      統計数理研究所(東京都立川市)
    • Year and Date
      2015-03-20
    • Data Source
      KAKENHI-PROJECT-24310112
  • [Presentation] A Geometrical Analysis of Weak Infeasibility in Semidefinite Programming and Related Issues2014

    • Author(s)
      Bruno Lourenso, Masakazu Muramatsu, Takashi Tsuchiya
    • Organizer
      SIAM Conference on Optimization
    • Place of Presentation
      San Diego, USA
    • Year and Date
      2014-05-22
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-24310112
  • [Presentation] von Neumann Entropy, Matrix Monotonicity and Polynomial-Time Interior-point Algorithms2014

    • Author(s)
      Takashi Tsuchiya
    • Organizer
      Information Geometry for Machine Learning
    • Place of Presentation
      理化学研究所(埼玉県和光市)
    • Year and Date
      2014-12-04
    • Int'l Joint Research / Invited
    • Data Source
      KAKENHI-PROJECT-24310112
  • [Presentation] A Geometrical Analysis of Weak Infeasibility in Semidefinite Programming and Related Issues2014

    • Author(s)
      Bruno F. Lourenco, Masakazu Muramatsu, and Takashi Tsuchiya
    • Organizer
      SIAM Conference on Optimization
    • Place of Presentation
      San Diego, USA
    • Year and Date
      2014-05-22
    • Data Source
      KAKENHI-PROJECT-26330025
  • [Presentation] 事前知識と線形計画法を用いた人工衛星観測データの復元2014

    • Author(s)
      馴松晃司, 土谷隆, 上野玄太, 池上敦子
    • Organizer
      統計数理研究所共同研究集会"最適化:モデリングとアルゴリズム"
    • Place of Presentation
      政策研究大学院大学
    • Year and Date
      2014-03-25
    • Data Source
      KAKENHI-PROJECT-22650029
  • [Presentation] 悪条件SDP/SOCPの構造について2014

    • Author(s)
      土谷隆
    • Organizer
      新時代の最適化モデルに基づく意思決定支援プラットフォームの研究と開発 (科学研究費基盤研究(A)による研究集会)
    • Place of Presentation
      東京工業大学(東京都目黒区)
    • Year and Date
      2014-09-19
    • Invited
    • Data Source
      KAKENHI-PROJECT-24310112
  • [Presentation] 平均・分散モデルについて2013

    • Author(s)
      土谷隆・北原知就
    • Organizer
      最適化 : モデリングとアルゴリズム
    • Place of Presentation
      統計数理研究所
    • Year and Date
      2013-03-11
    • Data Source
      KAKENHI-PROJECT-24310112
  • [Presentation] 最適化による人工衛星データの情報復元と知識発見2012

    • Author(s)
      池上敦子, 村田裕介, 土谷隆, 上野玄太
    • Organizer
      最適化:モデリングとアルゴリズム
    • Place of Presentation
      政策研究大学院大学
    • Year and Date
      2012-03-15
    • Data Source
      KAKENHI-PROJECT-22650029
  • [Presentation] 最適化による人工衛星データの情報復元と知識発見2012

    • Author(s)
      池上敦子, 村田裕介, 土谷隆, 上野玄太
    • Organizer
      統計数理研究所共同研究集会"最適化:モデリングとアルゴリズム"
    • Place of Presentation
      政策研究大学院大学
    • Year and Date
      2012-03-15
    • Data Source
      KAKENHI-PROJECT-22650029
  • [Presentation] Study of iteration-complexity for the central trajectory via curvature of information geometry2011

    • Author(s)
      A. Ohara, S. Kakihara and T. Tsuchiya
    • Organizer
      INFORMS 2011, Charlotte
    • Place of Presentation
      Charlotte, NC, USA
    • Data Source
      KAKENHI-PROJECT-20340024
  • [Presentation] 衛星観測プラズマデータの復元2010

    • Author(s)
      田辺亮平, 木下順三郎, 河野佑亮, 池上敦子, 上野玄太, 土谷隆
    • Organizer
      日本オペレーションズ・リサーチ学会秋季研究発表会
    • Place of Presentation
      コラッセ福島(福島市)
    • Data Source
      KAKENHI-PROJECT-22650029
  • [Presentation] Information geometry2010

    • Author(s)
      Takashi Tsuchiya
    • Organizer
      interior-point algorithms and graphical modeling. Long Term Workshop : Mathematical Sciences and their Applications
    • Place of Presentation
      Kamisuwa, Nagano, Japan
    • Year and Date
      2010-09-10
    • Data Source
      KAKENHI-PROJECT-20340024
  • [Presentation] Information geometric approach to interior-point algorithms in LP and SDP2009

    • Author(s)
      S.Kakihara, R.D.C.Monteiro, A.Ohara, T.Tsuchiya
    • Organizer
      The 20^<th> International Symposium on Mathematical Programming
    • Place of Presentation
      米国シカゴ
    • Data Source
      KAKENHI-PROJECT-20340024
  • [Presentation] Information geometric approach to interior-point algorithms in LP and SDP2009

    • Author(s)
      Satoshi Kakihara, Renato Monteiro, Atsumi Ohara and Takashi Tsuchiya
    • Organizer
      International Symposium on Mathematical Programming
    • Place of Presentation
      Chicago
    • Data Source
      KAKENHI-PROJECT-20340024
  • [Presentation] 双対一般化KYP補題と最適化アルゴリズム2008

    • Author(s)
      山口健, 土谷隆, 原辰次
    • Organizer
      第8回計測自動制御学会制御部門大会
    • Place of Presentation
      京都大学
    • Year and Date
      2008-03-07
    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-17360195
  • [Presentation] An Information Geometric Approach to Polynomial-Time Interior-Point Algorithms : Complexity Bound Via Curvature Integral2008

    • Author(s)
      Takashi Tsuchiya
    • Organizer
      The 8^<th> SIAM Conference on Optimization
    • Place of Presentation
      Boston, USA
    • Year and Date
      2008-05-11
    • Data Source
      KAKENHI-PROJECT-20340024
  • [Presentation] A simple variant of the MTY-PC algorithm and its objective-function-free polynomial-time convergence for bounded LPs2008

    • Author(s)
      Tomonari Kitahara and Takashi Tsuchiya
    • Organizer
      SIAM Conference on Optimization
    • Place of Presentation
      Boston MA, USA
    • Year and Date
      2008-05-10
    • Data Source
      KAKENHI-PROJECT-20340024
  • [Presentation] An information geometric approach to polynomial-time interior-point algorithms : complexity bound via curvature integral2008

    • Author(s)
      Takashi Tsuchiya and Atsumi Ohara
    • Organizer
      SIAM Conference on Optimization
    • Place of Presentation
      Boston MA, USA
    • Year and Date
      2008-05-11
    • Data Source
      KAKENHI-PROJECT-20340024
  • [Presentation] 双対一般化KYP補題と最適化アルゴリズム2008

    • Author(s)
      山口 健, 土谷 隆, 原 辰次
    • Organizer
      第8回計測自動制御学会制御部門大会
    • Place of Presentation
      京都大学
    • Year and Date
      2008-03-07
    • Data Source
      KAKENHI-PROJECT-17360195
  • [Presentation] Dual GKYP Lemma and Optimization Algorithms2008

    • Author(s)
      K. Yamaguchi, T. Tsuchiya, S. Hara
    • Organizer
      SICE 8th CCS
    • Place of Presentation
      Kyoto University
    • Year and Date
      2008-03-07
    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-17360195
  • [Presentation] Geometric structure of the central trajectories and complexity of interior・point2007

    • Author(s)
      Takashi Tsuchiya
    • Organizer
      6^<th> International Congress on Industrial and Applied Mathematics
    • Place of Presentation
      チューリッヒ,スイス
    • Year and Date
      2007-07-18
    • Data Source
      KAKENHI-PROJECT-19360192
  • [Presentation] Geometrical analysis of central trajectories and interior・point2007

    • Author(s)
      Takashi Tsuchiya
    • Organizer
      International Conference on Continuous Optimization
    • Place of Presentation
      ハミルトン,カナダ
    • Year and Date
      2007-08-16
    • Data Source
      KAKENHI-PROJECT-19360192
  • [Presentation] Geometric analysis of central trajectories and interior-point2007

    • Author(s)
      Takashi Tsuchiya
    • Organizer
      International Conference on Continuous Optimization
    • Place of Presentation
      ハミルトン
    • Year and Date
      2007-08-16
    • Data Source
      KAKENHI-PROJECT-19360192
  • [Presentation] 電力需給量の検討とモデル化に関する考察

    • Author(s)
      荒川俊也,土谷隆
    • Organizer
      計測自動制御学会 システム・情報部門学術講演会
    • Place of Presentation
      ピアザ淡海、滋賀県大津市
    • Data Source
      KAKENHI-PROJECT-25282091
  • [Presentation] 線形計画問題と半正定値計画問題の幾何学的構造について

    • Author(s)
      土谷隆
    • Organizer
      正定対称行列をめぐるモデリング・数理・アルゴリズムの世界
    • Place of Presentation
      政策研究大学院大学, 東京, 日本
    • Data Source
      KAKENHI-PROJECT-24310112
  • [Presentation] Information geometry and interior-point algorithms

    • Author(s)
      Takashi Tsuchiya
    • Organizer
      Geometric Science of Information 2013
    • Place of Presentation
      Mine TechParis, Paris, France
    • Data Source
      KAKENHI-PROJECT-24310112
  • [Presentation] Ancient Population Dynamics Estimation from Archaeological data 'Nuzi personal Names'

    • Author(s)
      Sumie Ueda, Kumi Makino, Yoshiaki Itoh, and Takashi Tsuchiya
    • Organizer
      The 4th Japanese-German Symposium on Classification
    • Place of Presentation
      Kyoto
    • Data Source
      KAKENHI-PROJECT-22310093
  • [Presentation] 最適化による人工衛星データの情報復元と知識発見

    • Author(s)
      池上敦子、村田裕介、土谷隆、上野玄太
    • Organizer
      統計数理研究所共同研究集会「最適化:モデリングとアルゴリズム」
    • Place of Presentation
      東京
    • Data Source
      KAKENHI-PROJECT-22310093
  • [Presentation] 事前知識と線形計画法を用いた人工衛星観測データの復元

    • Author(s)
      馴松晃治, 土谷 隆, 上野玄太, 池上敦子
    • Organizer
      統計数理研究所共同研究集会「最適化:モデリングとアルゴリズム」
    • Place of Presentation
      政策研究大学院大学
    • Data Source
      KAKENHI-PROJECT-22650029
  • [Presentation] A structural geometrical analysis of ill-conditioned semidefinite programs

    • Author(s)
      Takashi Tsuchiya
    • Organizer
      The 9th International Conference on Numerical Optimization and Numerical Linear Algebra
    • Place of Presentation
      国盛大飯店, 長春, 中国
    • Invited
    • Data Source
      KAKENHI-PROJECT-24310112
  • 1.  MURAMATSU Masakazu (70266071)
    # of Collaborated Projects : 4results
    # of Collaborated Products : 7results
  • 2.  MIZUNO Shinji (90174036)
    # of Collaborated Projects : 3results
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  • 3.  UENO Genta (40370093)
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  • 4.  OHARA Atsumi (90221168)
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  • 5.  田辺 國士 (50000203)
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  • 6.  FUKUDA Mituhiro (80334548)
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  • 7.  KITAHARA Tomonari (10551260)
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  • 8.  NOBUYAMA Eitaku (50205291)
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  • 12.  MOROHOSI Hozumi (10272387)
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  • 13.  NAKANO Yoshiaki (10212094)
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  • 14.  MEGURO Kimiro (40222343)
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  • 16.  IMAI Keiko (70203289)
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  • 20.  KAMI Yasushi (20413809)
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  • 22.  OKAZAKI Kenji (90418682)
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  • 25.  INAGAKI Hiroshi (40213110)
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  • 26.  SUGIHARA Kokichi (40144117)
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  • 30.  HARA Shinji (80134972)
    # of Collaborated Projects : 1results
    # of Collaborated Products : 3results
  • 31.  石黒 真木夫 (10000217)
    # of Collaborated Projects : 1results
    # of Collaborated Products : 0results
  • 32.  速水 謙 (20251358)
    # of Collaborated Projects : 1results
    # of Collaborated Products : 1results
  • 33.  ロウレンソ ブルノ・フィゲラ (80778720)
    # of Collaborated Projects : 1results
    # of Collaborated Products : 0results
  • 34.  寒河江 雅彦 (20215669)
    # of Collaborated Projects : 1results
    # of Collaborated Products : 0results
  • 35.  池上 敦子 (90146936)
    # of Collaborated Projects : 1results
    # of Collaborated Products : 5results
  • 36.  野城 智也 (30239743)
    # of Collaborated Projects : 1results
    # of Collaborated Products : 0results
  • 37.  金子 祥三 (20557631)
    # of Collaborated Projects : 1results
    # of Collaborated Products : 0results
  • 38.  荻本 和彦 (20514582)
    # of Collaborated Projects : 1results
    # of Collaborated Products : 0results
  • 39.  上田 澄江 (00176588)
    # of Collaborated Projects : 1results
    # of Collaborated Products : 0results
  • 40.  EDELSBRUNNER Helbert
    # of Collaborated Projects : 1results
    # of Collaborated Products : 0results
  • 41.  RAPPAPORT David
    # of Collaborated Projects : 1results
    # of Collaborated Products : 0results
  • 42.  TOUSSAINT Godfried
    # of Collaborated Projects : 1results
    # of Collaborated Products : 0results
  • 43.  AVIS David
    # of Collaborated Projects : 1results
    # of Collaborated Products : 0results
  • 44.  HELBERT Edel
    # of Collaborated Projects : 1results
    # of Collaborated Products : 0results
  • 45.  DAVID Rappap
    # of Collaborated Projects : 1results
    # of Collaborated Products : 0results
  • 46.  GODFRIED Tou
    # of Collaborated Projects : 1results
    # of Collaborated Products : 0results
  • 47.  DAVID Avis
    # of Collaborated Projects : 1results
    # of Collaborated Products : 0results
  • 48.  牧野 久実
    # of Collaborated Projects : 0results
    # of Collaborated Products : 1results

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