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Tsuchiya Takashi  土谷 隆

ORCIDConnect your ORCID iD *help
… Alternative Names

TSUCHIYA Takashi  土谷 隆

土谷 隆  ツチヤ タカシ

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Researcher Number 00188575
Affiliation (Current) 2025: 政策研究大学院大学, 政策研究科, 教授
Affiliation (based on the past Project Information) *help 2025: 政策研究大学院大学, 政策研究科, 教授
2009 – 2023: 政策研究大学院大学, 政策研究科, 教授
2014 – 2015: 政策研究大学院大学, その他の研究科, 教授
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 … More
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
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
1994 – 2001: 統計数理研究所, 予測制御研究系, 助教授
1994 – 1996: 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
Basic Section 60020:Mathematical informatics-related / Social systems engineering/Safety system / 社会システム工学 / Medium-sized Section 60:Information science, computer engineering, and related fields / Social systems engineering/Safety system / Intelligent informatics / General mathematics (including Probability theory/Statistical mathematics) / Statistical science / General mathematics (including Probability theory/Statistical mathematics)
Except Principal Investigator
General mathematics (including Probability theory/Statistical mathematics) … More / Control engineering / Statistical science / 社会システム工学 / Engineering fundamentals / Mathematical informatics / Social systems engineering/Safety system / Social systems engineering/Safety system / Statistical science Less
Keywords
Principal Investigator
半正定値計画問題 / 内点法 / 線形計画問題 / 半正定値計画法 / グラフィカルモデル / 凸最適化 / 2次錐計画問題 / 線形計画法 / モデリング / 悪条件 … More / 線形計画 / 主双対内点法 / 最適化 / 悪条件問題 / 双対ギャップ / 共役勾配法 / 確率密度推定 / 最適設計 / ロバスト最適化 / 悪条件性 / 大規模問題 / 面縮小法 / 整数計画 / プラズマ粒子 / 人工衛星 / 半正定値計画 / 制御理論 / 計算複雑度 / 情報幾何 / 摂動解析 / 半正値計画 / 摂動 / 双対理論 / 数理モデル / 新型コロナウイルス感染症 / 数理計画法 / GEOTAIL / プラズマ粒子分布 / 磁気リコネクション / Geotail / 信号復元 / 深層学習 / 人工衛星データ / 2次錐計画問題 / 恭順錐 / 強双対性 / 非正則問題 / 密度推定法 / 双対定理 / 行列エントロピー / 2次錐計画法 / 対称錐計画法 / Chubanov / condition number / optimal design / least squares methods / robust optimization / curvature / interior-point methods / linear programming / 中心曲線 / 条件数 / 最小二乗法 / 曲率 / 線形牡両問題 / Optimization over infinite-dimensional spaces / Vavasis-ya algorithm / Magnetic shielding design problem / JB algebra / Graphical models / Linear programming / Second-order cone programming / Semidefinited programming / メタヒューリスティックス / 情報量基準 / グラフィカルモデル推定 / 統計モデル / 組合せ最適化問題 / Vavasis-Ye アルゴリズム / Euclidean Jordan Algebra / 無限次元最適化 / Vavasis-Yeアルゴリズム / 磁気シールド設計問題 / JB Algebra / 人口動態推定 / 大規模最適化 / von Neumann エントロピー / 社会構造推定 / 古代メソポタミア / 2次錐計画 / 弱実行不能 / メソポタミア / データ同化 / 双対性 / 2次錐計画 / 時系列解析 / Geitail / 惑星科学 / 事前情報 / データ復元 / 統計 / データ解析 / 対称錐計画 / 微分幾何 / 数理計画 / 凸2次制約凸2次計画問題 / Jardan代数 / 正定対称行列 / 大域的収束性 / アフィンスケーリング法 … More
Except Principal Investigator
内点法 / 最適化 / 社会システム / 制御系設計 / 線形計画問題 / ロバスト制御 / 2分決定グラフ / 危機管理 / 平方和最適化 / 分岐限定法 / トポロジー探索 / 最尤法 / 分子系統樹 / アルゴリズム / ニュ-トン法 / Linear matrix inequality / Frequency characteristics / KYP lemma / Multi-objective control / Robust control / Control system design / 線形行列不等式 / 周波数特性 / KYP補題 / 多目的制御 / Parallel computation / Numerical optimization / Control systems design / Sum of Squares / 外点法アプローチ / 計算制御論 / 並列計算 / 数値的最適化 / LlNEAR PROGRAMMING / INTERIOR-POINT METHOD / SOCIAL SYSTEM / OPTIMIZATION / 相補性問題 / 半正定値計画問題 / Binary Decision Diagram / Approximate Algorithm / Randomized Rounding / Branch-and-Cut Method / Discrete Convex Analysis / Semidefinite Programming / Continuous Optimization / Comnbinatorial Optimization / 離散アルゴリズム / 連続系アルゴリズム / BDD / 論理関数 / 計算機何 / マトロイド / 半定値計画法 / 線形計画法 / 近似アルゴリズム / ランダム丸め / 分枝切除法 / 離散凸解析 / 半定値計画 / 連続的最適化 / 離散的最適化 / binary decision diagrams / computational complexity / mathematical programming / discrete geometry / reverse search / combinatorics / combinatorial optimization / Computational geometry / クラスタリング / 三角形分割 / 凸多面体 / アレジメント / Voronoi図 / 計算量理論 / 数理計画法 / 離散幾何 / 逆探索 / 組合せ論 / 組合せ最適化 / 計算幾何 / 完全正値行列 / 弱非許容性 / 弱許容性 / weak infeasibility / facial reduction / Conic linear programming / 退化 / 多項式計画 / モデリング / 2次錐計画 / 半正定値計画 / 錐線形計画 / 効率性 / 安全性 / 防災・減災 / 自然災害 / 事故データ解析 / 減災 / 医療システム / 食料自給率 / 軌道保守計画 / 公共輸送システム / 地震・津波 / 航空機事故 / 軌道保守 / 鉄道事業 / 社会インフラ / 東日本大震災 / 政策分析 / 防災対策 / 防災 / 安全システム / 社会システム工学 / 個票秘匿 / 局所計算 / 正確検定 / 許容性 / 比例反復法 / 部分マルコフ基底 / コーダルグラフ / マルコフ基底 / ベイズ推定 / 縮小推定 / グラフィカルモデル / 分割表 / 計算代数統計学 / 多変量解析 / 入力飽和システム / グレイボックス同定 / 非線形システム / 数値最適化 / 状態依存リッカチ不等式 / 双線形システム / システム同定 / 制御理論 / 絶対偏差和 / 残差平方和 / 最小2乗法 / 線形方程式 / 数理計算法 / データ構造 / 最適化手法 / 線形代数 / 数値解析 / 線形計画 / 数理計画 / 微分幾何学 / 数値計算アルゴリズム / 解析的中心 / アフィン接続 / 双対ポテンシャル / KarmarKar法 Less
  • Research Projects

    (29 results)
  • Research Products

    (99 results)
  • Co-Researchers

    (51 People)
  •  悪条件な凸錐上の線形計画問題に対する数理とアルゴリズムの研究Principal Investigator

    • Principal Investigator
      土谷 隆
    • Project Period (FY)
      2025 – 2027
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Review Section
      Basic Section 60020:Mathematical informatics-related
    • Research Institution
      National Graduate Institute for Policy Studies
  •  Development of Optimization Mathematical ModelingPrincipal Investigator

    • Principal Investigator
      土谷 隆
    • Project Period (FY)
      2021 – 2023
    • Research Category
      Grant-in-Aid for Scientific Research (B)
    • Review Section
      Basic Section 60020:Mathematical informatics-related
    • Research Institution
      National Graduate Institute for Policy Studies
  •  Recovery and Analysis of Satellite Data via Linear Programming and Deep LearningPrincipal Investigator

    • Principal Investigator
      Tsuchiya Takashi
    • Project Period (FY)
      2020 – 2023
    • Research Category
      Grant-in-Aid for Challenging Research (Exploratory)
    • Review Section
      Medium-sized Section 60:Information science, computer engineering, and related fields
    • Research Institution
      National Graduate Institute for Policy Studies
  •  Challenge to Intractable Semidefinite and Second-order Cone ProgramsPrincipal Investigator

    • Principal Investigator
      Takashi Tsuchiya
    • Project Period (FY)
      2018 – 2020
    • Research Category
      Grant-in-Aid for Scientific Research (B)
    • Review Section
      Basic Section 60020:Mathematical informatics-related
    • Research Institution
      National Graduate Institute for Policy Studies
  •  Exploration of Conic Linear Programs and Development of Mathematical ModelingPrincipal Investigator

    • Principal Investigator
      Tsuchiya Takashi
    • 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
  •  Conic Programming: Degeneracy and Modeling

    • Principal Investigator
      Muramatsu Masakazu
    • 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
  •  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
  •  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
  •  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
  •  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
  •  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 2024 2023 2022 2021 2019 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 2008 2007 2006 2005 2004 2003 Other

All Journal Article Presentation Book

  • [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
  • [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
  • [Journal Article] ニューラルネットワークを用いた人工衛星の観測データの復元2024

    • Author(s)
      柿原聡,土谷隆,上野玄太
    • Journal Title

      統計数理研究所共同研究リポート

      Volume: 470 Pages: 161-173

    • Data Source
      KAKENHI-PROJECT-20K21792
  • [Journal Article] Doubly autoparallel structure and curvature integrals: Applications to iteration complexity for solving convex programs2023

    • Author(s)
      Atsumi Ohara,Hideyuki Ishi and Takashi Tsuchiya
    • Journal Title

      Information Geometry

      Volume: 7 Issue: S1 Pages: 555-586

    • DOI

      10.1007/s41884-023-00116-x

    • Peer Reviewed / Open Access
    • Data Source
      KAKENHI-PROJECT-19K03633, KAKENHI-PROJECT-20K03657, KAKENHI-PROJECT-21H03398
  • [Journal Article] A limiting analysis on regularization of singular SDP and its implication to infeasible interior-point algorithms2022

    • Author(s)
      Tsuchiya Takashi、Lourenco Bruno F.、Muramatsu Masakazu、Okuno Takayuki
    • Journal Title

      Mathematical Programming

      Volume: - Issue: 1 Pages: 531-568

    • DOI

      10.1007/s10107-022-01891-8

    • Peer Reviewed / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-19K20217, KAKENHI-PROJECT-20K19748, KAKENHI-PROJECT-21H03398, KAKENHI-PROJECT-22H00510, KAKENHI-PROJECT-20H04145
  • [Journal Article] 新型コロナウイルス感染症のダイナミクスとデータサイエンス2022

    • Author(s)
      土谷 隆
    • Journal Title

      数理科学

      Volume: 60 Pages: 44-50

    • Data Source
      KAKENHI-PROJECT-21H03398
  • [Journal Article] Solving SDP completely with an interior point oracle2021

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

      Optimization Methods and Software

      Volume: 36 Issue: 2-3 Pages: 425-471

    • DOI

      10.1080/10556788.2020.1850720

    • Peer Reviewed / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-19K20217, KAKENHI-PROJECT-18H03206, KAKENHI-PROJECT-20H04145
  • [Journal Article] Facial Reduction and Partial Polyhedrality2018

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

      SIAM Journal on Optimization

      Volume: 28 Issue: 3 Pages: 2304-2326

    • DOI

      10.1137/15m1051634

    • Peer Reviewed / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-17K00031, KAKENHI-PROJECT-15H02968
  • [Journal Article] An extension of Chubanov's polynomial-time linear programming algorithm to second-order cone programming2018

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

      Optimization Methods and Software

      Volume: 33 Issue: 1 Pages: 1-25

    • DOI

      10.1080/10556788.2017.1382495

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-15H02968, KAKENHI-PROJECT-15K15941
  • [Journal Article] An extension of Chubanov’s algorithm to symmetric cones2017

    • Author(s)
      ブルノ・フィゲラ・ロウレンソ、北原知就、村松正和、土谷隆
    • Journal Title

      Mathematical Programming

      Volume: 印刷中 Issue: 1-2 Pages: 117-149

    • DOI

      10.1007/s10107-017-1207-7

    • Peer Reviewed / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15K15941, KAKENHI-PROJECT-15H02968, KAKENHI-PROJECT-17K00031
  • [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, Takashi Tsuchiya
    • Journal Title

      Journal of Operations Research Society of Japan

      Volume: 59 Pages: 241-257

    • NAID

      130005163067

    • Peer Reviewed / Acknowledgement Compliant
    • Data Source
      KAKENHI-PROJECT-26330025
  • [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

    • NAID

      130005163067

    • Peer Reviewed / Acknowledgement Compliant / Int'l Joint Research
    • 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] 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] Weak infeasibility in second order cone programming2015

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

      Optimization letters

      Volume: First online Issue: 8 Pages: 1-13

    • DOI

      10.1007/s11590-015-0982-4

    • Peer Reviewed / Acknowledgement Compliant / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-26330025, KAKENHI-PROJECT-24310112, KAKENHI-PROJECT-26280005
  • [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 Issue: 3 Pages: 623-665

    • DOI

      10.1007/s10589-013-9608-x

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-23540134, KAKENHI-PROJECT-24310112
  • [Journal Article] Logistic Growth for the Nuzi Cuneiform Tablets: Analyzing Family Networks in Ancient Mesopotamia2014

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

      Physica A:Statistical Mechanics and its Applications

      Volume: 421 Pages: 223-232

    • DOI

      10.1016/j.physa.2014.11.025

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-25257008, 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 Issue: 3 Pages: 1890-1903

    • DOI

      10.1137/110835475

    • 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] 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

    • NAID

      120006020784

    • 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 Issue: 3 Pages: 749-780

    • DOI

      10.1007/s10957-012-0180-9

    • 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] 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] 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, Takashi Tsuchiya
    • Journal Title

      Quarterly Journal of Royal Meteorological Society (掲載予定)

    • 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] 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] 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

    • NAID

      120006019076

    • Description
      「研究成果報告書概要(和文)」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

    • NAID

      120006019076

    • Description
      「研究成果報告書概要(欧文)」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

    • NAID

      120006019073

    • 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] 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] 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] 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] 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 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] 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] 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] 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] 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] 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
  • [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
  • [Presentation] Perturbation analysis and algorithms for singular SDPs with nonzero duality gaps2023

    • Author(s)
      Takashi Tsuchiya
    • Organizer
      International Workshop in Mathematical Issues in Information Science 2023 (MISS 2023)
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-21H03398
  • [Presentation] ニューラルネットワークを用いた人工衛星の観測データの復元2023

    • Author(s)
      柿原 聡,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 (於 統計数理研究所,2023年3月17日)
    • Data Source
      KAKENHI-PROJECT-20K21792
  • [Presentation] 悪条件半正定値計画問題の数理とアルゴリズム2021

    • Author(s)
      土谷隆
    • Organizer
      第35回信号処理シンポジウム
    • Invited
    • Data Source
      KAKENHI-PROJECT-18H03206
  • [Presentation] An extension of asymptotic duality in SDP and its implication to the convergence theory of infeasible interior-point algorithms2021

    • Author(s)
      Takashi Tsuchiya
    • Organizer
      Second Workshop on Numerical Algebra, Algorithms and Analysis
    • Invited
    • Data Source
      KAKENHI-PROJECT-18H03206
  • [Presentation] A New Look at Duality Theory of Singular SDPs and its Implication to Convergence of Infeasible Interior Point Algorithms2021

    • Author(s)
      Takashi Tsuchiya
    • Organizer
      Workshop on Continuous Optimization
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18H03206
  • [Presentation] 線形計画問題と半正定値計画問題への幾何学的接近法2021

    • Author(s)
      土谷隆
    • Organizer
      京都大学数理解析研究所「組合せ最適化セミナー」
    • Invited
    • Data Source
      KAKENHI-PROJECT-18H03206
  • [Presentation] A Limiting Analysis on Regularization of Ill-Conditioned SDP and Its Implication to Duality Theory2021

    • Author(s)
      Takashi Tsuchiya
    • Organizer
      SIAM Conference on Optimization
    • Data Source
      KAKENHI-PROJECT-18H03206
  • [Presentation] A Limiting Analysis on Regularization of Singular Semidefinite Programs and Its Implication to Infeasible Interior-point Algorithms2021

    • Author(s)
      Takashi Tsuchiya
    • Organizer
      IFORS 2021
    • Data Source
      KAKENHI-PROJECT-18H03206
  • [Presentation] A Limiting Analysis on Regularization of SDP and its Implication to Infeasible Interior-point Algorithms2019

    • Author(s)
      Takashi Tsuchiya
    • Organizer
      Workshop “Recent Development in Optimization III”
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18H03206
  • [Presentation] Duality theory of SDP revisited: most primal-dual weakly feasible SDPs have finite nonzero duality gaps2019

    • Author(s)
      Takashi Tsuchiya, Louenco Bruno and Masakazu Muramatsu
    • Organizer
      The Sixth International Conference on Continuous Optimization
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18H03206
  • [Presentation] A limiting analysis of regularization of SDP and its implication to infeasible interior-point algorithms2019

    • Author(s)
      Takashi Tsuchiya
    • Organizer
      Discrete Optimization and Machine Learning
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18H03206
  • [Presentation] 半正定値計画問題の双対定理再訪 ―主問題・双対問題共に内点実行可能解を持たない半正定値計画問題には「ほとんど確実に」非ゼロ双対ギャップが存在する―2018

    • Author(s)
      ロウレンソ フィゲラ ブルノ,村松正和,土谷隆
    • Organizer
      最適化:モデリングとアルゴリズム
    • Data Source
      KAKENHI-PROJECT-15H02968
  • [Presentation] An oracle-based projection and rescaling algorithm for linear semi-infinite programming and its application to semidefinite programming2018

    • Author(s)
      Masakazu Muramatsu, Tomonari Kitahara, Bruno Lourenco, Takayuki Okuno and Takashi Tsuchiya
    • Organizer
      International Symposium on Mathematical Programming
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15H02968
  • [Presentation] An Extension of Chubanov’s Polyonmial-time Algorithm for Linear Programming to Second-order Cone Programming2017

    • Author(s)
      Tomonari Kitahara and Takashi Tsuchiya
    • Organizer
      SIAM Conference on Optimization
    • Data Source
      KAKENHI-PROJECT-15H02968
  • [Presentation] An Extension of Chubanov's Algorithm to Symmetric Cones2017

    • Author(s)
      Bruno Lourenco, Tomonari Kitahara, Masakazu Muramatsu, Takashi Tsuchiya
    • Organizer
      SIAM Conference on Optimization 17
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-26330025
  • [Presentation] Partial Polyhedrality and Facial Reduction2017

    • Author(s)
      Bruno Figueira Lourenco, Masakazu Muramatsu and Takashi Tsuchiya
    • Organizer
      SIAM Conference on Optimization
    • Data Source
      KAKENHI-PROJECT-15H02968
  • [Presentation] 最小二乗法と線形計画法-モデリング・数理・アルゴリズムを巡るささやかな冒険-2017

    • Author(s)
      土谷 隆
    • Organizer
      日本オペレーションズ・リサーチ学会 最適化の基盤とフロンティア研究部会
    • Invited
    • Data Source
      KAKENHI-PROJECT-15H02968
  • [Presentation] An Extension of Chubanov’s Algorithm to Symmetric Cones2017

    • Author(s)
      Bruno F. Lourenco, Tomonari Kitahara, Masakazu Muramatsu and Takashi Tsuchiya
    • Organizer
      SIAM Conference on Optimiation
    • Data Source
      KAKENHI-PROJECT-15H02968
  • [Presentation] Partial Polyhedrality and Facial Reduction2017

    • Author(s)
      Masakazu Muramatsu, Bruno Lourenco, Takashi Tsuchiya,
    • Organizer
      SIAM Conference on Optimization 17
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-26330025
  • [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] 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)
      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] 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] 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] 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
    • Invited / Int'l Joint Research
    • 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] 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] 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
      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] 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] 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] 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] 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 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] 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] 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] 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] 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 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] 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] 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] 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] 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
  • [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
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