土肥 正Tadashi Dohi

Last Updated :2019/12/02

所属・職名
大学院工学研究科情報工学講座教授
メールアドレス
dohihiroshima-u.ac.jp

基本情報

学位

  • 博士(工学)(広島大学)
  • 工学修士(広島大学)

研究分野

  • 複合領域 / 社会・安全システム科学 / 社会システム工学・安全システム

研究キーワード

  • 高信頼化計算
  • ソフトウェア信頼性
  • 性能評価
  • 信頼性解析
  • オペレーションズ・リサーチ
  • 保全モデル
  • 確率モデル

教育活動

授業担当

  1. 2019年, 教養教育, 1ターム, 教養ゼミ
  2. 2019年, 学部専門, 4ターム, 確率論基礎
  3. 2019年, 学部専門, 4ターム, 確率モデリング
  4. 2019年, 修士課程・博士課程前期, 1ターム, Software Reliability Engineering
  5. 2019年, 修士課程・博士課程前期, セメスター(前期), 情報工学講究IA
  6. 2019年, 修士課程・博士課程前期, セメスター(後期), 情報工学講究IB
  7. 2019年, 修士課程・博士課程前期, セメスター(前期), 情報工学講究IB
  8. 2019年, 修士課程・博士課程前期, セメスター(前期), 情報工学講究IIA
  9. 2019年, 修士課程・博士課程前期, セメスター(後期), 情報工学講究IIA
  10. 2019年, 修士課程・博士課程前期, セメスター(後期), 情報工学講究IIB
  11. 2019年, 修士課程・博士課程前期, セメスター(前期), 情報工学セミナーIA
  12. 2019年, 修士課程・博士課程前期, セメスター(後期), 情報工学セミナーIB
  13. 2019年, 修士課程・博士課程前期, セメスター(前期), 情報工学セミナーIB
  14. 2019年, 修士課程・博士課程前期, セメスター(前期), 情報工学セミナーIIA
  15. 2019年, 修士課程・博士課程前期, セメスター(後期), 情報工学セミナーIIA
  16. 2019年, 修士課程・博士課程前期, セメスター(後期), 情報工学セミナーIIB

研究活動

学術論文(★は代表的な論文)

  1. Optimal testing/maintenance design in a software development project, ELECTRONICS AND COMMUNICATIONS IN JAPAN PART III-FUNDAMENTAL ELECTRONIC SCIENCE, 89巻, 8号, pp. 1-9, 2006
  2. Inspection scheduling for imperfect production processes under free repair warranty contract, EUROPEAN JOURNAL OF OPERATIONAL RESEARCH, 183巻, 1号, pp. 238-252, 20071116
  3. Estimating periodic software rejuvenation schedules under discrete-time operation circumstance, IEICE TRANSACTIONS ON INFORMATION AND SYSTEMS, E91D巻, 1号, pp. 23-31, 200801
  4. Gompertz software reliability model: Estimation algorithm and empirical validation, JOURNAL OF SYSTEMS AND SOFTWARE, 82巻, 3号, pp. 535-543, 200903
  5. Numerical computation algorithms for sequential checkpoint placement, PERFORMANCE EVALUATION, 66巻, 6号, pp. 311-326, 200906
  6. A Cyber-Attack Detection Model Based on Multivariate Analyses, IEICE TRANSACTIONS ON FUNDAMENTALS OF ELECTRONICS COMMUNICATIONS AND COMPUTER SCIENCES, E92A巻, 7号, pp. 1585-1592, 200907
  7. Software Reliability Modeling Based on Capture-Recapture Sampling, IEICE TRANSACTIONS ON FUNDAMENTALS OF ELECTRONICS COMMUNICATIONS AND COMPUTER SCIENCES, E92A巻, 7号, pp. 1615-1622, 200907
  8. Markovian Arrival Process Parameter Estimation With Group Data, IEEE-ACM TRANSACTIONS ON NETWORKING, 17巻, 4号, pp. 1326-1339, 200908
  9. Cost-effective ordering policies for inventory systems with emergency order, COMPUTERS & INDUSTRIAL ENGINEERING, 57巻, 4号, pp. 1336-1341, 200911
  10. Availability Analysis of an Intrusion Tolerant Distributed Server System With Preventive Maintenance, IEEE TRANSACTIONS ON RELIABILITY, 59巻, 1号, pp. 18-29, 201003
  11. Coordinated procurement/inspection and production model under inspection errors, COMPUTERS & INDUSTRIAL ENGINEERING, 59巻, 3号, pp. 473-478, 201010
  12. A Variational Bayesian Approach for Estimating Parameters of a Mixture of Erlang Distribution, COMMUNICATIONS IN STATISTICS-THEORY AND METHODS, 39巻, 13号, pp. 2333-2350, 2010
  13. Comprehensive evaluation of aperiodic checkpointing and rejuvenation schemes in operational software system, JOURNAL OF SYSTEMS AND SOFTWARE, 83巻, 9号, pp. 1591-1604, 201009
  14. A refined EM algorithm for PH distributions, PERFORMANCE EVALUATION, 68巻, 10号, pp. 938-954, 201110
  15. オプション売買高の時間推移に関する考察「(共著)」, オペレーションズ・リサーチ, 36巻, 2号, pp. 90-95, 19910401
  16. 拡散需要を伴う生産管理システムの最適制御「(共著)」, システム制御情報学会論文誌, 4巻, 7号, pp. 286-293, 19910401
  17. Optimal Trading of Stock Options under Alternative Strategy「(共著)」, Computers & Mathematics with Applications, 24巻, 1-2号, pp. 127-134, 19920401
  18. Construction of a Decision-Support System for a Combination of Options「(共著)」, Computers & Mathematics with Applications, 24巻, 1-2号, pp. 135-140, 19920401
  19. A Note on Optimal Inventory Policies Taking Account of Time Value「(共著)」, R. A. I. R. O. Recherche Operationnelle/Operations Research, 26巻, 1号, pp. 1-14, 19920401
  20. Optimal Maintenance Policies with Lead Times and Repair「(共著)」, International Journal of Systems Sciences, 23巻, 8号, pp. 1299-1308, 19920401
  21. Continuous Time Inventory Control for Wiener Process Demand「(共著)」, Computers & Mathematics with Applications, 26巻, 9号, pp. 11-22, 19930401
  22. A Note on Portfolio Optimization with Path-dependent Utility 「(共著)」, Annals of Operations Research, 45号, pp. 77-90, 19930401
  23. A Comparative Study on the Stochastic EOQ Models with Discounting「(共著)」, IMA Journal of Mathematics Applied in Business and Industory, 5巻, 2号, pp. 171-179, 19930401
  24. Inspection Policy with Failure Due to Inspection「(共著)」, Microelectronics and Reliability, 34巻, 4号, pp. 599-602, 19940401
  25. A Note on Risk Averse Newsboy Problem「(共著)」, R. A. I. R. O. Recherche Operationnelle/Operations Research, 28巻, 2号, pp. 181-202, 19940401
  26. Optimal Order Limit Policy under Cost Effectiveness Aiterion「(共著)」, Computers & Industrial Engineering= Elsevier Sci., 27巻, 1-4号, pp. 197-200, 19940401
  27. Optimal Inventory Policies under Product Obsolescent Circumstance「(共著)」, Computers & Mathematics with Applications, 29巻, 3号, pp. 23-30, 19940401
  28. Alternative Optimality Criteria of Portfolio Selection Based upon Threshold Stopping Rule「(共著)」, Applied Stochastic Models and Data Analysis, 10巻, 4号, pp. 257-268, 19940401
  29. Solution Procedure for a Repair Limit Problem Using TTT-transform「(共著)」, IMA Journal of Mathematics Applied in Business and Industory, 6巻, 1号, pp. 101-111, 19950401
  30. Optimal Production Planning under Diffusion Demand Pattern「(共著)」, Mathematical and Computer Modelling, 21巻, 11号, pp. 35-46, 19950401
  31. Alternative Growth versus Security in Continuous Dynamic Trading「(共著)」, European Journal of Operational Research, 84巻, 2号, pp. .430-443, 19950401
  32. Continuous Review Cyclic Inventory Models with Emergnecy Order「(共著)」, Journal of the Operations Research Society of Japan, 38巻, 2号, pp. 212-229, 19950401
  33. Monitored Replenishmant Rules for a Continuous Review Cyclic Inventory System「(共著)」, IMA Journal of Mathematical Applied in Business and Industry, 6巻, 2号, pp. 223-237, 19950401
  34. ノート型パーソナルコンピュータの省電力方策に対するノンパラメトリックアプローチ「(共著)」, 電子情報通信学会論文誌A, J78-A巻, 9号, pp. 1157-1165, 19950401
  35. Optimal Control of a Finite Dam with Sample Path Constraint「(共著)」, Mathematical and Computer Modelling, 22巻, 10-12号, pp. 45-51, 19950401
  36. 最適チェックポイント方策におけるシステム障害の影響について「(共著)」, システム制御情報学会論文誌, 9巻, 2号, pp. 41-50, 19960401
  37. An Economical Analysis for a Hybrid Data Backup system「(共著)」, IEICE Transactions on Fundametals of Electronics= Communications and Computer Sciences, E79-A巻, 1号, pp. 118-125, 19960401
  38. Optimal Ordering Policies with Time Dapendent Delay Structure「(共著)」, Journal of Quality Managemant Engineering, 2巻, 1号, pp. 50-62, 19960401
  39. Graphical/Statistical Approach to Repair Limit Replacement Problem「(共著)」, Journal of the Operations Research Society of Japan, 39巻, 2号, pp. 230-246, 19960401
  40. 確率的保全問題に対する統計的手法について「(共著)」, 日本信頼性学会誌, 18巻, 1号, pp. 35-42, 19960401
  41. 小修理を伴う保全問題に対する統計的接近法「(共著)」, 日本信頼性学会誌, 18巻, 4号, pp. 11-14, 19960401
  42. Optimal Planned Maintenance with Saloage Cost for a Two-unit standby Redundant System「(共著)」, Microelectronics and Reliability, 36巻, 10号, pp. 1581-1588, 19960401
  43. 冗長コンピュータシステムの修理限界問題に対するペトリネット解析「(共著)」, 情報処理学会論文誌, 37巻, 12号, pp. 2457-2465, 19960401
  44. Nonparametric Repair Limit Replacement Policies with Imperfect Repair「(共著)」, European Journal of Operational Research, 96巻, pp. 260-273, 19960401
  45. データフロッピーディスクの最適1/Nバックアップ手続きに関する一般的方法「(共著)」, 電子情報通信学会論文誌A, J80-A巻, 1号, pp. 213-230, 19970401
  46. Computational Aspects of Optimal Check-point Strategy in Fault-Tolerant Database Management(共著), IEICE Transactions on Fundamentals of Electronics= Communications and Computer Sciences, E80-A巻, 10号, pp. 2006-2015, 19970401
  47. GMDHネットワークによるソフトウェアのテスト推捗度に対する予測評価, 電子情報通信学会論文誌(A), J80-A巻, 11号, pp. 1982-1988, 19970401
  48. Comparisons of Optimal Release Policies for Software Systems「(共著)」, Computers & Industrial Engineering, 33巻, 3-4号, pp. 813-816, 19970401
  49. Models for 1-our-of-Q Systems with Stochastic Lead Times and Expedited Ordering Options for Spares Inventory「(共著)」, European Journal of Operational Research, 103巻, 16号, pp. 255-272, 19970401
  50. Optimal Software Release Policies with Debugging Time Lag「(共著)」, International Journal of Reliability= Quality and Safety Engineering, 4巻, 3号, pp. 241-255, 19970401
  51. Geometrical Interpretations of Re-pair Cost Limit Replacement Policies「(共著)」, International Journal of Reliability= Quality and Safety Engineering, 4巻, 3号, pp. 309-333, 19970401
  52. The Optimal Lot Sizing for Unreliable Economic Manufacturing Models「(共著)」, International Journal of Reliability= Quality and Safety Engineering, 4巻, 4号, pp. 413-426, 19970401
  53. ニューラルネットワークを用したソフトウェア最適リリース問題の幾何学的解法, 電子情報通信学会論文誌(A), J81-A巻, 1号, pp. 110-118, 19980401
  54. コンピューターシステムの自動スリープ機能における省電力効果I-再生過程によるモデル化, 情報処理学会論文誌, 39巻, 6号, pp. 1858-1869, 19980401
  55. Spare Part Inventory Models with Stchastic Lead Times, International Journal of English Studies, 55巻, pp. 257-271, 19980401
  56. An Optimal Softuare Relesse Problem under Cost Rate Criterion : Antificial Neural Network Approach, Journal of Quality in Maintenance Engineering, 4巻, 4号, pp. 236-247, 19980401
  57. Minimal Repain Policies for an Economic Manufacturing Process, Journal of Quality in Maintenance Engineering, 4巻, 4号, pp. 248-262, 19980401
  58. ニューラルネットワークを用いた不均一分散をもつ時系例データ解析, 計測自動制御学会論文集, 34巻, 11号, pp. 1667-1674, 19980401
  59. On the Optimal Ondering Policies in Maintenance Theory-Survey and Applications, Applied Stochastic Models and Data Analysis, 14巻, 4号, pp. 309-321, 19980401
  60. 代替的評価規範の下での最適1/Nバックアップ方策, 電子情報通信学会論文誌(A), J82-A巻, 1号, pp. 73-80, 19990401
  61. コンピュータシステムの自動スリープ機能における省電力効果(]G0002[)-待ち行例モデル-, 情報処理学会論文誌, 40巻, 3号, pp. 1027-1040, 19990401
  62. Optimal Onder Limit Policies for an (r, Q) Inoentory System, IMA Journal of Mathematics Applied in Business and Industry, 10巻, 2号, pp. 127-145, 19990401
  63. 分散データベースシステムにおける障害回復動作の確率的挙動解析?一般化確率ペトリネットによるモデル化-, 電子情報通信学会論文誌(A), J82-A巻, 8号, pp. 1371-1382, 19990401
  64. Learning to Design Synergetic Computers with an Extended Symmetric Diffusion Network, Neural Computation, 11巻, pp. 1475-1491, 19990401
  65. コンピュータハードディスクに対する自動スリープモードの電力有効性設計, 計測自動制御学会論文集, 36巻, 1号, pp. 108-115, 20000401
  66. Optimal Policies for a Controlled Queueing System with Removable Server under a Random Vacation Circumstance, Computers and Mathematics with Applications, 39巻, pp. 215-227, 20000401
  67. 運用段階におけるソフトウェア製品の信頼性評価法, 電子情報通信学会論文誌, J83-A巻, 3号, pp. 294-301, 20000401
  68. ソフトウェア信頼性評価のための無限サーバ待ち行列モデル, 電子情報通信学会論文誌, J83-A巻, 5号, pp. 536-544, 20000401
  69. Controlled Queueing Systems with Recovery Functions, Semi-Markov Models and Applications, pp. 349-364, 19990401
  70. ヒストグラムに基づいた再生関数の簡易推定法, J84-A巻, 7号, pp. 939-949, 20010401
  71. A statistical estimation method of optimal software release timing applying autoregressive models, IEICE Transactions on Fundametals of Electronics= Communications and Computer Sciences, E84-A巻, 1号, pp. 331-338, 20010401
  72. Analysis on the hypergeometric software reliability model, Supplementary Proceedings of 15th International Symposium on Software Reliability Engineering= IEEE Computer Society Press, 20010401
  73. Characterizing the idle-period distribution of a GI/G/1 queue with vacation, Proceedings of 32nd ISCIE International Symposium on Stochastic Systems Theory and Its Applications, pp. 177-182, 20010401
  74. Determination of optimal repair-cost limit on the Lorenz curve, Journal of the Operations Research Society of Japan, 44巻, 3号, pp. 207-219, 20010401
  75. ★, Optimal periodic maintenance strategy under an intermittently used environment, IIE Transactions on Quality and Reliability Engineering, 33巻, 12号, pp. 1037-1046, 20010401
  76. Optimal software rejuvenation policies with discounting, Proceedings 2001 Pacific Rim International Symposium on Dependable Computing, 20010401
  77. Optimal shutdown schedule for a single-user operating system under a Markovian arrival circumstance, Proceedings of 10th International Symposium on Applied Stochastic Models and Data Analysis, pp. 801-806, 20010401
  78. Optimizing the repair-time limit replacement schedule with discounting and imperfect repair, Journal of Quality in Maintenance Engineering, 7巻, 1号, pp. 71-84, 20010401
  79. Performance evaluation of workload-based software rejuvenation scheme, IEICE Transactions on Information and Systems, E84D巻, 10号, pp. 1368-1375, 20011001
  80. Refined non-homogeneous Markovian models for a single server software system with rejuvenation, アシュアランスシステムシンポジウム論文集, pp. 145-151, 20010401
  81. The cost-effective optimal order--replacement policies, Proceedings of 10th International Symposium on Applied Stochastic Models and Data Analysis, pp. 381-386, 20010401
  82. The Lorenz transform approach to the optimal repair-cost limit replacement policy with imperfect repair, Revue Francaise d’Automatique= Informatique et Recherche Operationnelle (Recherche operationnelle/Operations Research), 35巻, 1号, pp. 21-36, 20010401
  83. コンピュータハードディスクに対する自動スリープモードの電力有効性最適設計, 36巻, 1号, pp. 108-115, 20000401
  84. ソフトウェア信頼性評価における無限サーバ待ち行列モデル, J83-A巻, 5号, pp. 536-544, 20000401
  85. 運用段階におけるソフトウェア製品の信頼性評価法 -- 加速寿命試験モデルの提案 --, J83--A巻, 3号, pp. 294-301, 20000401
  86. 動径基底関数ニューラルネットワークを適用した再生関数のノンパラメトリック推定, 10巻, 3号, pp. 17-30, 20000401
  87. A graphical method to repair-cost limit replacement policies with imperfect repair, Mathematical and Computer Modelling, 31巻, 10/12号, pp. 99-106, 20000401
  88. A new graphical method to estimate the optimal repair-time limit with incomplete repair and discounting, Proceedings of International Conference on Applied Stochastic System Modeling, pp. 22-30, 20000401
  89. A note on planned maintenance policies with minimal repairs, Proceedings of 4th China-Japan International Symposium on Industrial Management, pp. 321-325, 20000401
  90. A simulation study to analyze unreliable file systems with checkpointing and rollback recovery, IEICE Transactions on Fundamentals of Electronics= Communications and Computer Sciences (A), E83-A巻, 5号, pp. 804-811, 20000401
  91. A structural approximation method to generate the optimal auto-sleep schedule for a computer system, Proceedings of International Conference on Applied Stochastic System Modeling, pp. 180-187, 20000401
  92. Analysis of software cost models with rejuvenation, Proceedings of 5th IEEE International Symposium on High Assurance Systems Engineering, pp. 25-34, 20000401
  93. Bivariate cumulative Bernoulli trial process and its application to reliability assessment, Proceedings of 6th ISSAT International Conference on Reliability and Quality in Design, pp. 122-126, 20000401
  94. Graphical methods for determining/estimating optimal repair-limit replacement policies, International Journal of Reliability= Quality and Safety Engineering, 7巻, 1号, pp. 43-60, 20000401
  95. Heuristic self-organization algorithms for software reliability assessment and their applications, Supplementary Proceedings of 15th International Symposium on Software Reliability Engineering= IEEE Computer Society Press, pp. 40-51, 20000401
  96. On the first failure time of a two-unit paralell redundant system with deterioration on a lattice, Proceedings of 2nd International Conference on Mathematical Methods in Reliability= vol. 2, pp. 1030-1033, 20000401
  97. Optimal policies for a controlled queueing system with removable server under random vacation circumstance, Computers & Mathematics with Applications, 39巻, 1/2号, pp. 215-227, 20000401
  98. Performance analysis of a transaction based software system with shutdown, Proceedings of 2nd International Workshop on Software and Performance, pp. 168-179, 20000401
  99. Software release games, Journal of Optimization Theory and Apphications, 105巻, 2号, pp. 325-346, 20000401
  100. Statistical non-parametric algorithms to estimate the optimal software rejuvenation schedule, Proceedings of 2000 Pacific Rim International Symposium on Dependable Computing, pp. 77-84, 20000401
  101. The age-dependent optimal warranty policy and its application to software maintenance contract, Proc. of 5th International Conference on Probabilistic Safety Assessment and Management, pp. 2547-2552, 20000401
  102. The effective smoothing techniques to estimate the optimal software release schedule based on artificial neural network, IEICE Transactions on Fundamentals of Electronics= Communications and Computer Sciences (A), E83-A巻, 5号, pp. 796-803, 20000401
  103. ★, The optimal age-dependent checkpoint strategy for a stochastic system subject to general failure mode, Journal of Mathematical Analysis and Applications, 249巻, pp. 80-94, 20000401
  104. The optimal design of delivery schedule in a continuous-time (r, Q) cyclic inventory system, Proceedings of 2000 Pacific Conference on Manufacturing, pp. 221-226, 20000401
  105. The optimal preventive maintenance policies for an economic manufacturing quantity process in Markovian environment, Proceedings of the 17th International Conference on Production Research, 20000401
  106. The optimal preventive maintenance policy for a software system with multi server station, Proceedings of 6th ISSAT International Conference on Reliability and Quality in Design, pp. 275-279, 20000401
  107. The optimal preventive maintenance schedule for an economic manufacturing quantity process: phase type approximation method, Proceedings of 2nd International Conference on Mathematical Methods in Reliability= vol. 2, pp. 832-835, 20000401
  108. The statistical estimation for delivery schedule of spare units, Proceedings of 6th ISSAT International Conference on Reliability and Quality in Design, pp. 296-300, 20000401
  109. GMDHネットワークに基づいたソフトウェア出荷スケジュールの生成アルゴリズム, 21巻, 1号, pp. 2-10, 19990401
  110. コンピュータシステムの自動スリープ機能における省電力効果 II -- 待ち行列モデル --, 40巻, 3号, pp. 1027-1040, 19990401
  111. 株価指数オプションの価格評価と相関分析, 12巻, 2号, pp. 379-389, 19990401
  112. 巨視的データベースモデルにおけるチェックポイント設定方式の効果について, J82-A巻, 3号, pp. 394-404, 19990401
  113. 固定資産宅地評価へのファジィ数量化理論の適用, 44巻, 6号, pp. 308-316, 19990401
  114. 代替的評価規範の下での最適 1/N バックアップ方策, J82-A巻, 1号, pp. 73-80, 19990401
  115. 電力有効性に基づいたコンピュータシステムの自動スリープスケジューリング, J82-A巻, 12号, pp. 1808-1818, 19990401
  116. 分散データベースシステムにおける障害回復動作の確率的挙動解析?一般化確率ペトリネットによるモデル化?, J82-A巻, 8号, pp. 1371-1382, 19990401
  117. A computation algorithm to generate the optimal block replacement schedule -- radial basis function neural network approach --, Proceedings of the 31st ISCIE International Symposium on Stochastic Systems Theory and Its Applications, pp. 43-48, 19990401
  118. A simulation study on the cost distribution under age replacement policy with discounting, Proceedings of The 2nd Asia-Pacific Conference on Industrial Engineering and Management Systems, pp. 137-140, 19990401
  119. Optimal checkpointing and rollback strategies with media failures: statistical estimation algorithms, Proceedings of 1999 Pacific Rim International Symposium on Dependable Computing, pp. 161-168, 19990401
  120. Optimal control of preventive maintenance schedule and safety stocks in an unreliable manufacturing environment, Proceedings of International Conference on Industrial Engineering and Production Management, pp. 211-220, 19990401
  121. Optimal order limit policies for an (r, Q) inventory system, IMA Journal of Mathematics Applied in Business and Industry, 10巻, 2号, pp. 127-145, 19990401
  122. Optimal software release scheduling based on artificial neural networks, IEEE Trans. of Software Engineering, 8巻, pp. 167-185, 19990401
  123. Software reliability assessment models based on cumulative Bernoulli trial processes, Proceedings of the 1st Western Pacific and 3rd Australia-Japan Workshop on Stochastic Models in Engineering= Technology and Management, pp. 101-110, 19990401
  124. The diffusion approximation method for the G/G/1 type of economic manufacturing quantity process with preventive maintenance, Proceedings of The 2nd Asia-Pacific Conference on Industrial Engineering and Management Systems, pp. 141-144, 19990401
  125. The optimal control-limit policies for buffer systems with different recovery functions, Proceedings of the 31st ISCIE International Symposium on Stochastic Systems Theory and Its Applications, pp. 55-60, 19990401
  126. The optimal repair-time limit replacement policy with imperfect repair: Lorenz transform approach, Proceedings of the 1st Western Pacific and 3rd Australia-Japan Workshop on Stochastic Models in Engineering= Technology and Management, pp. 91-100, 19990401
  127. The phase type approximation for the optimal auto-sleep scheduling, Proceedings of the 1st Western Pacific and 3rd Australia-Japan Workshop on Stochastic Models in Engineering= Technology and Management, pp. 426-435, 19990401
  128. コンピュータシステムの自動スリープ機能における省電力効果 I -- 再生過程によるモデル化, 39巻, 6号, pp. 1858-1869, 19980401
  129. ニューラルネットワークを用いたソフトウェア最適リリース問題の幾何学的解法, J81-A巻, 1号, pp. 110-118, 19980401
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  288. A novel method based on VANET for alleviating traffic congestion in urban transportations, Proceedings of the 11th International Symposium on Autonomous Decentralized Systems (ISADS 2013), pp. 1-7, 2013
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  290. A software cost model with reliability constraint under two operational scenarios, International Journal of Software Engineering and Its Applications, 7巻, 3号, pp. 427-438, 2013
  291. A study on applying extreme value distribution to NHPP-based SRM, Information, 162巻, 1(B)号, pp. 575-580, 2013
  292. Aperiodic checkpoint placement algorithms -- survey and comparison --, Journal of Software Engineering and Applications, 6巻, 4A号, pp. 41-53, 2013
  293. Applying parametric bootstrap methods for a block replacement problem with minimal repair, Proceedings of The 17th International Conference on Industrial Engineering Theory, Applications and Practice (IJIE 2013), pp. 136-142, 2013
  294. Confidence interval of optimal software-testing resource-allocation policy, Proceedings of The 17th International Conference on Industrial Engineering Theory, Applications and Practice (IJIE 2013), pp. 129-135, 2013
  295. Estimating response time distribution of server application in software aging phenomenon, Proceedings of IEEE 5th International Workshop on Software Aging and Rejuvenation (WoSAR-2013), pp. 4, 2013
  296. Estimating software reliability with static project data in incremental development processes, Proceedings of 2013 Joint Conference of the 23rd International Workshop on Software Measurement (IWSM-2013) and the 8th International Conference on Software Process and Product Measurement (MENSURA-2013), pp. 219-224, 2013
  297. Generalized Cox proportional hazards regression-based software reliability modeling with metrics data, Proceedings of The 19th IEEE Pacific Rim International Symposium on Dependable Computing (PRDC 2013), pp. 328-337, 2013
  298. Generalized logit-based software reliability modeling with metrics data, Proceedings of The 37th Annual International Computer Software and Applications Conference (COMPSAC 2013), pp. 246-255, 2013
  299. Modeling and analysis of multi-version concurrent control, Proceedings of The 37th Annual International Computer Software and Applications Conference (COMPSAC 2013), pp. 53-58, 2013
  300. NHPP-based software reliability model with mixed gamma distribution, Advanced Science and Technology Letters, 19巻, pp. 240-243, 2013
  301. On the role of Weibull-type distributions in NHPP-based software reliability modeling, International Journal of Performability Engineering, 9巻, 2号, pp. 123-132, 2013
  302. Quantifying software test process and product reliability simultaneously, Proceedings of The 24th International Symposium on Software Reliability Engineering (ISSRE 2013), pp. 108-117, 2013
  303. Quantitative security evaluation for software system from vulnerability database, Journal of Software Engineering and Applications, 6巻, 4A号, pp. 15-23, 2013
  304. Semi-parametric approach for software reliability evaluation using mixed gamma distributions, International Journal of Software Engineering and Its Applications, 7巻, 4号, pp. 401-414, 2013
  305. Sensitivity analysis of reliability function for virtualized system, Proceedings of the 8th International Conference on Mathematical Methods in Reliability, --Theory, Methods and Applications -- (MMR-2013), pp. 229-232, 2013
  306. Software reliability modeling and evaluation under incomplete knowledge on fault distribution, Proceedings of the 7th IEEE International Conference on Software Security and Reliability (SERE-2013), pp. 3-12, 2013
  307. SRATS: Software reliability assessment tool on spreadsheet, Proceedings of The 24th International Symposium on Software Reliability Engineering (ISSRE 2013), pp. 100-117, 2013
  308. Workload-dependent optimal checkpoint placement, Proceedings of the 8th International Conference on Mathematical Methods in Reliability, --Theory, Methods and Applications -- (MMR-2013), pp. 74-78, 2013
  309. 消費電力制約を伴う実時間組込みシステムの信頼性設計, 日本信頼性学会誌, 35巻, 1号, pp. 24-30, 2013
  310. UNCERTAINTY ANALYSIS FOR A PERIODIC REPLACEMENT PROBLEM WITH MINIMAL REPAIR: PARAMETRIC BOOTSTRAPPING, INTERNATIONAL JOURNAL OF INDUSTRIAL ENGINEERING-THEORY APPLICATIONS AND PRACTICE, 21巻, 6号, pp. 337-347, 201406
  311. Availability and performability analysis for a service degradation process with condition-based preventive maintenance I -- formulation and optimization, International Journal of Strategic Engineering Asset Management, 2巻, 1号, pp. 80-97, 201404
  312. Availability and performability analysis for a service degradation process with condition-based preventive maintenance II -- estimation and simulation, International Journal of Strategic Engineering Asset Management, 2巻, 1号, pp. 98-115, 201404
  313. Bootstrap confidence interval of optimal age replacement policy, International Journal of Reliability, Quality and Safety Engineering, 21巻, 4号, pp. 98-115, 201404
  314. Exponential-like software reliability models based on binomial process, International Journal of Reliability and Quality Performance, 6巻, 2号, pp. 79-87, 201402
  315. Performance evaluation of snapshot isolation in distributed database system under failure-prone environment, JOURNAL OF SUPERCOMPUTING, 70巻, 3号, pp. 1156-1179, 201412
  316. Variational Bayes for Phase-Type Distribution, COMMUNICATIONS IN STATISTICS-SIMULATION AND COMPUTATION, 43巻, 8号, pp. 2031-2044, 201409
  317. Transient Analysis of Software Rejuvenation Policies in Virtualized System: Phase-Type Expansion Approach, QUALITY TECHNOLOGY AND QUANTITATIVE MANAGEMENT, 11巻, 3号, pp. 335-351, 201409
  318. Interval Estimation Method for Decision Making in Wavelet-Based Software Reliability Assessment, IEICE TRANSACTIONS ON INFORMATION AND SYSTEMS, E97D巻, 5号, pp. 1058-1068, 201405
  319. A novel framework of software reliability evaluation with software reliability growth models and software metrics, Proceedings of The 15th IEEE International Symposium on High Assurance Systems Engineering (HASE 2014), pp. 97-104, 201401
  320. Quantifying resiliency of virtualized system with software rejuvenation, Proceedings of The 2014 International Conference on Quality, Reliability, Risk, Maintenance, and Safety Engineering (QR2MSE 2014), 201407
  321. M-SRAT: Metrics-based software reliability assessment tool, Proceedings of The 2014 International Conference on Quality, Reliability, Risk, Maintenance, and Safety Engineering (QR2MSE 2014), 201407
  322. Burr XII distribution-based software reliability modeling, Proceedings of The 6th Asia-Pacific International Symposium on Advanced Reliability and Maintenance Modeling (APARM 2014), pp. 176-183, 201408
  323. Optimized patch applying schedule within multiplex software architecture, Proceedings of The 6th Asia-Pacific International Symposium on Advanced Reliability and Maintenance Modeling (APARM 2014), pp. 311-318, 201408
  324. Fine-grained software reliability estimation using software testing inputs, Proceedings of The 6th Asia-Pacific International Symposium on Advanced Reliability and Maintenance Modeling (APARM 2014), pp. 365-372, 201408
  325. Maximum penalized likelihood estimation for phase-type software reliability growth model, Proceedings of The 6th Asia-Pacific International Symposium on Advanced Reliability and Maintenance Modeling (APARM 2014), pp. 373-380, 201408
  326. A kernel-based estimation for a periodic replacement policy with minimal repair, Proceedings of The 6th Asia-Pacific International Symposium on Advanced Reliability and Maintenance Modeling (APARM 2014), pp. 405-412, 201408
  327. Nonparametric maximum likelihood estimation of NHPP-based software reliability model, Proceedings of The 6th Asia-Pacific International Symposium on Advanced Reliability and Maintenance Modeling (APARM 2014), pp. 413-420, 201408
  328. Optimal reliability design for real-time systems with dynamic voltage and frequency scaling, Proceedings of The 20th IEEE Pacific Rim International Symposium on Dependable Computing (PRDC 2014), pp. 213-222, 201412
  329. Coarse-grained parallel uniformization for continuous-time Markov chains, Proceedings of The 20th IEEE Pacific Rim International Symposium on Dependable Computing (PRDC 2014), pp. 116-124, 201412
  330. ソフトウェアエージングとは?, 日本信頼性学会誌, 36巻, 1号, pp. 2-9, 201401
  331. ソフトウェア若化モデルとその動向, 日本信頼性学会誌, 36巻, 1号, pp. 10-15, 201401
  332. Application of EM algorithm to NHPP-based software reliability assessment, Stochastic Reliability and Maintenance Modeling - Essays in Honor of Professor Shunji Osaki on his 70th Birthday, pp. 285-313, 2013
  333. A dynamic programming approach for sequential preventive maintenance policies with two failure modes, Reliability Modeling with Applications - Essays in Honor of Professor Toshio Nakagawa on His 70th Birthday, pp. 3-16, 201405
  334. 確率過程 (I) マルコフ過程と信頼性, 新版 信頼性ハンドブック, pp. 482-485, 201407
  335. 確率過程 (II) 再生過程, 新版 信頼性ハンドブック, pp. 487-489, 201407
  336. 確率過程 (III) セミマルコフ過程, 新版 信頼性ハンドブック, pp. 489-491, 201407
  337. 耐侵入システム, 新版 信頼性ハンドブック, pp. 667-671, 201407
  338. Availability importance measures for virtualized system with live migration, Applied Mathematics, 6巻, pp. 359-372, 2015
  339. M-SRAT: Metrics-based software reliability assessment tool, International Journal of Performability Engineering, 11巻, 4号, pp. 369-380, 2015
  340. Stochastic marksmanship contest games with random termination -- survey and applications, Journal of the Operations Research Society of Japan, 58巻, 3号, pp. 223-246, 2015
  341. Software reliability assessment via non-parametric maximum likelihood estimation, IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences (A), E98-A巻, 10号, pp. 2042-2050, 2015
  342. Quantifying resiliency of virtualized system with software rejuvenation, IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences (A), E98-A巻, 10号, pp. 2051-2059, 2015
  343. Software reliability modeling based on Burr XII distributions, IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences (A), E98-A巻, 10号, pp. 2091-2095, 2015
  344. Network survivability modeling and analysis for power-aware MANETs by Markov regenerative processes, Telecommunication Systems Journal, 60巻, pp. 471-484, 2015
  345. A note on variational Bayes approach for software reliability growth model with normal distribution, Proceedings of the 9th International Conference on Mathematical Methods in Reliability, --Theory, Methods and Applications -- (MMR-2015), pp. 41-48, 2015
  346. Nonparametric maximum likelihood estimator with software fault count data, Proceedings of the 9th International Conference on Mathematical Methods in Reliability, --Theory, Methods and Applications -- (MMR-2015), pp. 49-55, 2015
  347. Interval estimation of optimal software rejuvenation policy, Proceedings of the 9th International Conference on Mathematical Methods in Reliability, --Theory, Methods and Applications -- (MMR-2015), pp. 1085-1092, 2015
  348. A simulation approach to quantify network survivability on MANETs, Proceedings of The 5th IEEE International Workshop on Network Technologies and Security, Administration and Protection (NETSAP 2015), pp. 268-273, 2015
  349. A note on optimal allocation of testing-resources with architecture-based software reliability model, Proceedings of The 2015 International Conference on Quality, Reliability, Risk, Maintenance, and Safety Engineering (QR2MSE 2015), pp. 8-13, 2015
  350. Robustness of non-homogeneous gamma process-based software reliability models, Proceedings of The 2015 IEEE International Conference on Software Quality, Reliability and Security (QRS 2015), pp. 75-84, 2015
  351. Fine-grained software reliability estimation using software testing inputs, Proceedings of The 2015 IEEE International Conference on Software Quality, Reliability and Security (QRS 2015), pp. 85-92, 2015
  352. Survivability analysis with border effects for power-aware mobile ad hoc network, Proceedings of The 12th IEEE International Conference on Advanced and Trusted Computing (ATC 2015), pp. 476-483, 2015
  353. Optimal power-aware design in a cluster system: Markov decision process approach, Proceedings of The 12th IEEE International Conference on Advanced and Trusted Computing (ATC 2015), pp. 527-532, 2015
  354. mapfit: An R-based tool for PH/MAP parameter estimation, The 14th International Conference on Quantitative Evaluation of Systems (QEST2015), LNCS9295巻, pp. 105-112, 2015
  355. Towards comprehensive software reliability evaluation in open source software, Proceedings of The 24th International Symposium on Software Reliability Engineering (ISSRE 2015), pp. 121-129, 2015
  356. Survivability quantification of wireless ad hoc network taking account of border effects, Proceedings of The 21st IEEE Pacific Rim International Symposium on Dependable Computing (PRDC 2015), pp. 149-158, 2015
  357. Component importance measures for real-time computing systems in the presence of common-cause failures, Proceedings of The 21st IEEE Pacific Rim International Symposium on Dependable Computing (PRDC 2015), pp. 301-310, 2015
  358. 報酬構造を考慮したテストケース生成と信頼性評価の効率性, ソフトウェアシンポジウム '15 論文集, 2015
  359. ユーザ視点に基づいたソフトウェアアップデート計画に関する一考察, ソフトウェアシンポジウム '15 論文集, 2015
  360. 運用プロファイルと報酬構造を考慮したテストケース生成法, ソフトウェアシンポジウム '14 論文集, 201406
  361. テスト情報分析に基づいた定量的ソフトウェア信頼性評価手法に関する一考察, ソフトウェアシンポジウム '14 論文集, 201406
  362. テストケース距離空間に基づいたソフトウェア信頼性評価手法に関する考察, ソフトウェアシンポジウム '13 論文集, 2013
  363. プロジェクト類似性に基づいた線形重回帰モデルによるソフトウェア開発労力の予測, ソフトウェアエンジニアリングシンポジウム2013 (SES2013) 論文集, 2013
  364. Quantifying the risk in age and block replacement policies, JOURNAL OF THE OPERATIONAL RESEARCH SOCIETY, 61巻, 7号, pp. 1151-1158, 201007
  365. Optimal planning for open source software updates, PROCEEDINGS OF THE INSTITUTION OF MECHANICAL ENGINEERS PART O-JOURNAL OF RISK AND RELIABILITY, 230巻, 1号, pp. 44-53, 201602
  366. Kernel-based nonparametric estimation methods for a periodic replacement problem with minimal repair, PROCEEDINGS OF THE INSTITUTION OF MECHANICAL ENGINEERS PART O-JOURNAL OF RISK AND RELIABILITY, 230巻, 1号, pp. 54-66, 201602
  367. Survivability Analysis of VM-Based Intrusion Tolerant Systems, IEICE TRANSACTIONS ON INFORMATION AND SYSTEMS, E98D巻, 12号, pp. 2082-2090, 201512
  368. Toward high assurance software systems with adaptive fault management, SOFTWARE QUALITY JOURNAL, 24巻, 1号, pp. 65-85, 201603
  369. Toward Highly Dependable Power-Aware Mobile Ad Hoc Network-Survivability Evaluation Framework, IEEE ACCESS, 3巻, pp. 2665-2676, 2015
  370. A Markov Decision Process Approach to Dynamic Power Management in a Cluster System, IEEE ACCESS, 3巻, pp. 3039-3047, 2015
  371. Predicting software reliability via completely monotone nonparametric estimator with grouped data, JOURNAL OF SYSTEMS AND SOFTWARE, 117巻, pp. 296-306, 201607
  372. 次世代ソフトウェア信頼性評価技術の開発に向けて, SEC ジャーナル, 10巻, 10号, pp. 28-35, 2015
  373. Phase-type software reliability model: parameter estimation algorithms with grouped data, ANNALS OF OPERATIONS RESEARCH, 244巻, 1号, pp. 177-208, 201609
  374. ★, Dynamic Power Management With Optimal Time-Out Policies, IEEE SYSTEMS JOURNAL, 11巻, 2号, pp. 962-972, 201706
  375. PH fitting algorithm and its application to reliability engineering, Journal of the Operations Research Society of Japan, 59巻, 1号, pp. 72-109, 2016
  376. Optimal software release decision based on nonparametric inference approach, Journal of the Japan Industrial Management Association, 66巻, pp. 396-405, 2016
  377. Analysis of optimal restart policies for software systems, Journal of the Japan Industrial Management Association, 66巻, pp. 416-425, 2016
  378. Estimating prediction interval of cumulative number of software faults using back propagation algorithm, International Journal of Computer and Information Science, 17巻, 2号, pp. 25-34, 2016
  379. Dynamic software availability model with rejuvenation, Journal of the Operations Research Society of Japan, 59巻, 4号, pp. 270-290, 2016
  380. Another look at nonparametric estimation for trend renewal processes, Journal of the Operations Research Society of Japan,, 59巻, 4号, pp. 312-333, 2016
  381. A neuro-based ssoftware fault prediction with Box-Cox power transformation, Journal of Software Engineering and Applications, 10巻, pp. 288--309, 2017
  382. 定性的信頼性/安全性解析支援ツールの開発, SEC ジャーナル, 13巻, 2号, pp. 28-35, 2017
  383. An adaptive cost-based software rejuvenation scheme with nonparametric predictive inference approach, Journal of the Operations Research Society of Japan, 60巻, 4号, pp. 461-478, 2017
  384. Reliability importance of components in a real-time computing system with standby redundancy schemes, International Journal of Mathematical, Engineering and Management Sciences, 3巻, 2号, pp. 64-89, 2018
  385. Parametric bootstrap methods for estimating model parameters of non-homogeneous gamma process, International Journal of Mathematical, Engineering and Management Sciences, 3巻, 2号, pp. 167-176, 2018
  386. Optimal release time estimation of software system using Box-Cox transformation and neural network, International Journal of Mathematical, Engineering and Management Sciences, 3巻, 2号, pp. 177-194, 2018
  387. Mean time to security failure of VM-based intrusion tolerant systems, Proceedings of 2016 IEEE 36th International Conference on Distributed Systems Workshops, 2016
  388. Optimal software release decision via artificial neural network approach with bug count data, Proceedings of The 7th Asia-Pacific International Symposium on Advanced Reliability and Maintenance Modeling (APARM 2016), pp. 17-24, 2016
  389. Failure-correlated opportunity-based age replacement policies, Proceedings of The 7th Asia-Pacific International Symposium on Advanced Reliability and Maintenance Modeling (APARM 2016), pp. 73-80, 2016
  390. Performance comparison of algorithms for computing parametric sensitivity functions in continuous-time Markov chains, Proceedings of The 7th Asia-Pacific International Symposium on Advanced Reliability and Maintenance Modeling (APARM 2016), pp. 415-422, 2016
  391. Another kernel-based nonparametric estimation for trend renewal processes, Proceedings of The 7th Asia-Pacific International Symposium on Advanced Reliability and Maintenance Modeling (APARM 2016), pp. 469-476, 2016
  392. A Markov-based component importance analysis of real-time computing systems in a warm standby configuration, Proceedings of The 7th Asia-Pacific International Symposium on Advanced Reliability and Maintenance Modeling (APARM 2016), pp. 613-620, 2016
  393. A NPI-based adaptive software rejuvenation schedule under random censoring, Proceedings of 2016 IEEE 27th International Symposium on Software Reliability Engineering Workshops, pp. 91-97, 2016
  394. A phase expansion approach for transient analysis of software rejuvenation model, Proceedings of 2016 IEEE 27th International Symposium on Software Reliability Engineering Workshops, pp. 98-103, 2016
  395. Performance evaluation of VM-based intrusion tolerant systems with Poisson arrivals, Proceedings of The 4th International Symposium on Computing and Networking (CANDAR'16), pp. 181-187, 2016
  396. A note on computation of quasi-stationary distribution in continuous-time Markov chains, Proceedings of the 10th International Conference on Mathematical Methods in Reliability, --Theory, Methods and Applications -- (MMR-2017), 2017
  397. Software aging detection using continuous-time hidden Markov model, Proceedings of The 36th International Symposium on Reliable Distributed Systems (SRDS 2017), pp. 114-123, 2017
  398. A generalized bivariate modeling framework of fault detection and correction processes, Proceedings of The 26th International Symposium on Software Reliability Engineering (ISSRE 2017), pp. 35-45, 2017
  399. Software reliability modeling and analysis via kernel-based approach, Proceedings of The 22nd International Conference on Engineering of Complex Computer Systems (ICECCS 2017), pp. 154-157, 2017
  400. A comprehensive evaluation of software reliability modeling based on Marshall-Olkin type fault-detection time distributions, Proceedings of The 24th Asia-Pacific Software Engineering Conference (APSEC 2017), pp. 486-494, 2017
  401. マルコフ再生確率ペトリネットによる信頼性評価事例, 日本信頼性学会誌, 38巻, 6号, pp. 340-349, 2016
  402. Optimal stopping time of software system test via artificial neural network with fault count data, JOURNAL OF QUALITY IN MAINTENANCE ENGINEERING, 24巻, 1号, pp. 22-36, 2018
  403. Component Importance Analysis of Mobile Cloud Computing Systemin the Presence of Common-Cause Failures, IEEE ACCESS, 6巻, pp. 18630-18642, 2018
  404. How do software metrics affect test case prioritization?, Proceedings of The 42nd Annual International Computer Software and Applications Conference (COMPSAC 2018), pp. 245-250, 2018
  405. A pull-type security patch management of an intrusion tolerant system under a periodic vulnerability checking strategy, Proceedings of The 42nd Annual International Computer Software and Applications Conference (COMPSAC 2018), pp. 630-635
  406. AI 技術を用いたソフトウェアシステムの信頼性/安全性分析支援, 日本信頼性学会誌, 40巻, 2号, pp. 72-80, 2018
  407. 仮想型耐侵入システムの確率モデルによる性能評価, オペレーションズ・リサーチ, 63巻, 8号, pp. 4-11, 2018
  408. バグ修正時間を考慮したソフトウェア最適リリース問題についての一考察, ソフトウェアシンポジウム '18 論文集, 2018
  409. Optimizing Testing-Resource Allocation Using Architecture-Based Software Reliability Model, JOURNAL OF OPTIMIZATION, 2018
  410. Optimal periodic software rejuvenation policies based on interval reliability criteria, RELIABILITY ENGINEERING & SYSTEM SAFETY, 180巻, pp. 463-475, 201812
  411. Optimal software testing-resource allocation with operational profile: computational aspects, Life Cycle Reliability and Safety Engineering, 7巻, 4号, pp. 269-283, 2018
  412. A note on availability importance measures of components in smart grid, Proceedings of 2018 Asia-Pacific International Symposium on Advanced Reliability and Maintenance Modeling & 2018 International Conference on Quality, Reliability, Risk, Maintenance, and Safety Engineering (APARM 2018 & QR2MSE 2018), 1巻, pp. 75-79, 2018
  413. Optimal security patch application timing for an intrusion tolerant system, Proceedings of 2018 Asia-Pacific International Symposium on Advanced Reliability and Maintenance Modeling & 2018 International Conference on Quality, Reliability, Risk, Maintenance, and Safety Engineering (APARM 2018 & QR2MSE 2018), 2巻, pp. 855-859, 2018
  414. Parametric uncertainty propagation through dependability models, Proceedings of The 8th Latin-America Symposium on Dependable Computing (LADC 2018), pp. 10-18, 2018

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  27. 1996年, (財)電気通信普及財団研究調査報告書 No. 10:身障者にやさしい情報通信管理技術に関する研究・調査 , (財)電気通信普及財団, 1996年, 共著, 土肥 正
  28. 1995年, オペレーションズ・リサーチ Vol. 40 No. 1:OR学会への意見書 , オペレーションズ・リサーチ学会, 1995年, 単著, 土肥 正
  29. 2013年, Stochastic Reliability and Maintenance Modeling - Essays in Honor of Professor Shunji Osaki on his 70th Birthday, Springer, 2013年, 単行本(学術書), 共編著, English
  30. 2014年, 新版 信頼性ハンドブック, 第IV部編, 日科技連, 2014年, 201407, 事典・辞書, 共編著, 日本語, 14
  31. 2016年, Applied Computing & Information Technology, Studies in Computational Intelligence, Springer International Publishing, 2016年, 単行本(学術書), 共編著, M. Begum and T. Dohi, 43--58, Prediction interval of cumulative number of software faults using multilayer perceptron
  32. 2016年, Principles of Performance and Reliability Modeling and Evaluation: Essays in Honor of Kishor Trivedi on his 70th Birthday, Springer, 2016年, 単行本(学術書), 共編著, H. Okamura and T. Dohi, 49--75, Fitting phase-type distributions and Markovian arrival processes: algorithms and tools
  33. 2016年, ソフトウェア工学の基礎 XXIII, 近代科学社, 2016年, 単行本(学術書), 共編著, 岡村寛之,高倉将太,土肥正, 43--52, 位相型ソフトウェア信頼性モデルのモデル選択に関する考
  34. 2017年, Advances in Reliability and System Engineering, Connectivity-based survivability analysis with border effects for wireless ad hoc network, Springer, 2017年, 2017, 単行本(学術書), 共編著, Z. Yi, T. Dohi and H. Okamura, 53--86
  35. 2017年, Mathematics Applied to Engineering, Quantitative security evaluation of an intrusion tolerant system, Elsevier, 2017年, 単行本(学術書), 共編著, H. Okamura and T. Dohi, 21--54, Quantitative security evaluation of an intrusion tolerant system
  36. 2017年, Reliability Modeling with Computer and Maintenance Applications, Chapter 2: NHPP-based software reliability assessment using wavelets, World Scientific, 2017年, 2017, 単行本(学術書), 共編著, X. Xiao and T. Dohi, 23--44, Chapter 2: NHPP-based software reliability assessment using wavelets
  37. 2017年, Reliability Modeling with Computer and Maintenance Applications, Chapter 5: Confidence intervals in optimal checkpoint placement, World Scientific, 2017年, 2017, 単行本(学術書), 共編著, S. Tokumoto, T. Dohi, H. Okamura and W. Y. Yun, 79--99, Chapter 5: Confidence intervals in optimal checkpoint placement
  38. 2018年, Advanced Mathematical Techniques in Engineering Sciences, Chapter 7: Recent progress on failure time data analysiss of repairable system, CRC Press, 2018年, 2018, 単行本(学術書), 共著, 129--164
  39. 2018年, Mathematics Applied in Information Systems, Chapter 1: Software reliability modeling in continuous-state space, Bentham Science, 2018年, 2018, 単行本(学術書), 共著, 1--33
  40. 2018年, Modeling and Simulation based Analysis in Reliability Engineering, Chapter 3: Optimal periodic software rejuvenation policies in discrete time - survey and applications, CRC Press, 2018年, 2018, 単行本(学術書), 共著, T. Dohi, J. Zheng and H. Okamura, 81--107

招待講演、口頭・ポスター発表等

  1. An empirical estimation method for the optimal rep, 土肥 正, "1st Euro-Japanese Workshop on Stochastic Risk Modelling for Finance, Insurance, Production and Reliability", 1998年, 招待, 日本語
  2. Learning effects of knowledge-based technical analysis systems for financial planning, 土肥 正, TIMS XXXIII International Meeting, 1995年, 招待, 日本語
  3. On the optimal ordering policies in maintenance theory -- survey and applications ?, 土肥 正, 8th International Symposium on Applied Stochastic Models and Data Analysis, 1997年, 招待, 日本語
  4. Some maintenance policies in unreliable manufacturing environment, 土肥 正, The European Consortium on Maintenance Management and Quality Control, 1997年, 招待, 日本語
  5. Optimal maintenance strategies under intermittently used environment, 土肥 正, "INFORMS Meeting,", 1997年, 招待, 日本語
  6. Towards empirical software reliability engineering, Tadashi Dohi, The 5th International Conference on Advanced Science and Technology (AST 2013), 2013年, 招待, 英語, Yeosoo, Korea
  7. Recent advances on software reliability modeling, Tadashi Dohi, Seminar on Software Reliability in 2013: Theory and Practice, 2013年, 招待, 英語, IEEE Reliability Society French Chapter, IEEE Reliability Society, Paris, France
  8. Recent advancement of software reliability engineering, Tadashi Dohi, The 17th International Conference on Industrial Engineering Theory, Applications and Practicee (IJIE 2013), 2013年, 招待, 英語, Busan, Korea
  9. Nonparametric software reliability modeling and prediction, Tadashi Dohi, The 2014 International Conference on Quality, Reliability, Risk, Maintenance, and Safety Enggineering (QR2MSE 2014), 2014年07月, 招待, 英語, Dalian, China
  10. ソフトウェアエージングと若化, 土肥 正, 第10回ソフトウェア信頼性研究会ワークショップ, 2014年12月, 招待, 日本語, 尾道
  11. Trend renewal processes: definition, estimation and application, Tadashi Dohi, Workshop on Quality, Reliability, Maintenance, and Safety Engineering, 2015年04月, 招待, 英語, University of Science and Technology Beijing, Beijing, China
  12. Optimal power-aware design in a cluster system: Markov decision process approach, Tadashi Dohi, China-Japan Object Social Modeling Seminar, 2015年08月, 招待, 英語, The 2015 Smart World Congress, Beijing, China
  13. Survivability quantification of wireless ad hoc network taking account of border effects, Tadashi Dohi, The International Workshop on Big Data for Petroleum Engineering, 2015年08月, 招待, 英語, China University of Petroleum, Qingdao, China
  14. 実証ソフトウェア信頼性工学~現状と課題~, 土肥正, 2015年第2回アシュアランスシステム研究会 [電子情報通信学会ディペンダブルコンピューティング研究専門委員会第二種研究会], 2015年, 招待, 日本語
  15. On the role of regression-based approach in software reliability engineering, Tadashi Dohi, The 2nd International Conference on Mathematical Techniques in Engineering Applications (ICMTEA 2016), 2016年, 招待, 英語
  16. When to reboot server systems - summary of software aging and rejuvenation -, Tadashi Dohi, The 15th International Workshop on Assurance in Distributed Systems and Networks (ADSN 2016), 2016年, 招待, 英語
  17. Prognostics and health management in software systems engineering, Tadashi Dohi, The IEEE 9th International Workshop on Software Aging and Rejuvenation (WoSAR 2017), 2017年, 招待, 英語, 発表資料
  18. Recent advances on neural computing in software reliability engineering, Tadashi Dohi, The International Conference on Soft Computing and Mathematical Modelling (ICSRS 2017), 2017年, 招待, 英語, 発表資料
  19. 高信頼性(ディペンダビリティ)理論の基礎~ソフトウェアを中心に~, 土肥正, 金城学院大学セミナー, 2015年, 招待, 日本語
  20. Dynamic power management in cluster computing, Tadashi Dohi, Research Seminar in School of Management Science, Beijing Institute of Technology, 2016年, 招待, 英語
  21. The state-of-art in software reliability, Tadashi Dohi, Research Seminar in Department of Information Security, Beijing Jiaotong University, 2017年, 招待, 英語, 発表資料
  22. ソフトウェア信頼性評価~現状と課題, 土肥正, 法政大学情報科学部セミナー, 2017年, 招待, 英語
  23. Opportunity-based age replacement policies: modeling and statistical inference, Tadashi Dohi, Research Seminar in Department of Industrial Engineering, Seoul National University, 2017年, 招待, 英語
  24. 高信頼性(ディペンダビリティ)理論の基礎 ~ソフトウェアを中心に~, Tadashi Dohi, Research Seminar in Nanjing Tech University, 2017年, 招待, 日本語, 発表資料
  25. Trend-renewal processes and their application to reliability problems, Tadashi Dohi, Research Seminar in Nanjing University of Aeronautics and Astronautics, 2017年, 招待, 英語, 発表資料
  26. トレンド再生過程と信頼性問題への応用, Tadashi Dohi, Research Seminar in Naning Tech University, 2017年, 招待, 日本語, 発表資料
  27. 広島大学情報科学部~設置経緯とその取組内容について~, 土肥正, 京都大学高度情報教育基盤ユニットシンポジウム「情報の教育」と「教育の情報化」, 2018年, 招待, 日本語
  28. ソフトウェアの老化と若化, Tadashi Dohi, Research Seminar in Nanjing Tech University, 2018年, 招待, 日本語
  29. Prognostics and health management in software systems engineering, Tadashi Dohi, Research Seminar in University of Electronic Science and Technology of China, 2018年, 招待, 英語
  30. 非同次出生過程とソフトウェア信頼性モデリング, 土肥正, 花本壮太, 岡村寛, 日本オペレーションズ・リサーチ学会秋季研究発表会, 2018年09月06日, 通常, 日本語, プレプリント
  31. 位相型近似による非マルコフモデルのパーフェクトサンプリングに関する一考察, 岡村寛之, 森原和也, 土肥正, 電子情報通信学会信頼性研究会, 2018年06月15日, 通常, 日本語, プレプリント
  32. 半正定値ロジスティック回帰モデルに基づいたソフトウェア failt-prone モジュールの識別, 土肥正, 山口滉太, 岡村寛之, 電子情報通信学会信頼性研究会, 2018年06月15日, 通常, 日本語, プレプリント
  33. ソフトウェア信頼性モデルの適合度検定における一考察, 岡村寛之, 住田大亮, 土肥正, 電子情報通信学会信頼性研究会, 2018年10月26日, 通常, 日本語, プレプリント
  34. パーフェクトサンプリングを用いたシステム検証に関する一考察, 岡村寛之, 森原和也, 土肥正, 電子情報通信学会信頼性研究会, 2018年10月26日, 通常, 日本語, プレプリント
  35. A note on quantitative security evaluation of VM-based intrusion tolerant systems with MAP, H. Okamura, J. Zheng, T. Dohi, 第34回待ち行列シンポジウム「確率モデルとその応用」, 2018年01月17日, 通常, 日本語, プレプリント
  36. How do software metrics affect test case prioritization?, T. Dohi, M. Ozawa, H. Okamura, The 42nd Annual International Computer Software and Applications Conference (COMPSAC 2018), 2018年07月23日, 通常, 英語, プレプリント
  37. A pull-type security patch management of an intrusion tolerant system under a periodic vulnerability checking strategy, J. Zheng, H. Okamura and T. Dohi, The 42nd Annual International Computer Software and Applications Conference (COMPSAC 2018), 2018年07月23日, 通常, 英語
  38. A note on availability importance measures of components in smart grid, J. Zheng, T. Pang, H. Okamura and T. Dohi, 2018 Asia-Pacific International Symposium on Advanced Reliability and Maintenance Modeling (APARM 2018) & 2018 International Conference on Quality, Reliability, Risk, Maintenance, and Safety Engineering (QR2MSE 2018), 2018年08月21日, 通常, 英語, プレプリント
  39. Optimal security patch application timing for an intrusion tolerant system, J. Zheng, H. Okamura, and T. Dohi, 2018 Asia-Pacific International Symposium on Advanced Reliability and Maintenance Modeling (APARM 2018) & 2018 International Conference on Quality, Reliability, Risk, Maintenance, and Safety Engineering (QR2MSE 2018), 2018年08月21日, 通常, 英語, プレプリント
  40. Parametric uncertainty propagation through dependability models, K. S. Trivedi, H. Okamura, T. Dohi, The 8th Latin-America Symposium on Dependable Computing (LADC 2018), 2018年10月08日, 招待, 英語, プレプリント
  41. Software test-run reliability modeling with non-homogeneous binomial processes, H. Okamura, Y. Zhao, T. Dohi, The 23rd IEEE Pacific Rim International Symposium on Dependable Computing (PRDC 2018), 2018年12月04日, 通常, 英語, プレプリント

受賞

  1. 1999年, 平成11年度: 第20回日本オペレーションズ・リサーチ学会事例研究奨励賞受賞, "畠中政国, 藤江寿紀, 土肥正, 尾崎俊治", "固定資産宅地評価へのファジィ数量化理論の適用, オペレーションズ・リサーチ, vol. 44, no, 6, pp. 308--316"
  2. 2005年, 電子情報通信学会基礎・境界ソサイエティ功労賞, 電子情報通信学会基礎・境界ソサイエティ
  3. 2005年, ICNCRESE 2005 最優秀論文賞受賞, International Conference on Reliability and Safety Engineering (ICNCRESE 2005)
  4. 2010年, APARM 2010 最優秀論文賞, he 4th Asia-Pacific International Symposium on Advanced Reliability and Maintenance Modeling (APARM 2010)
  5. 2012年, SERE-2012 最優秀論文賞, The 6th IEEE International Conference on Software Security and Reliability (SERE-2012)
  6. 2014年, QR2MSE 2014 最優秀論文賞, The 2014 International Conference on Quality, Reliability, Risk, Maintenance, and Safety Engineering (QR2MSE 2014)
  7. 2014年, 平成26年度日経品質管理文献賞, 日本経済新聞社
  8. 2017年, 日本オペレーションズ・リサーチ学会フェロー称号, 日本オペレーションズ・リサーチ学会
  9. 2018年06月16日, 2017年度 IEEE Reliability Society Japan Joint Chapter 論文賞, IEEE Reliability Society Japan Joint Chapter
  10. 2018年06月08日, ソフトウェア技術者協会ソフトウェア・シンポジウム2018 最優秀論文賞, ソフトウェア・シンポジウム2018プログラム委員長

社会活動

委員会等委員歴

  1. 博士学位論文審査委員, 2014年03月, 2014年06月, 北陸先端科学技術大学院大学
  2. プライバシーマーク審査判定委員委員長, 2016年04月, 2020年03月, (特非)中四国マネジメントシステム推進機構
  3. 日本オペレーションズ・リサーチ学会中国四国支部長 支部長, 2016年04月, 2020年03月, 日本オペレーションズ・リサーチ学会中国四国支部
  4. 日本信頼性学会副会長, 2016年05月, 2018年04月, 日本信頼性学会
  5. 日本信頼性学会会長, 2018年05月, 2020年04月, 日本信頼性学会
  6. 日本オペレーションズ・リサーチ学会 理事, 2018年04月, 2020年03月, 日本オペレーションズ・リサーチ学会
  7. 電子情報通信学会基礎境界ソサイエティ信頼性研究専門委員会副委員長, 2019年05月, 2012年04月, 電子情報通信学会

学術会議等の主催

  1. 第8回計測自動制御学会中国支部学術講演会, 実行委員, 1999年04月, 2000年03月
  2. 日本オペレーションズ・リサーチ学会春季研究発表会, 実行委員, 1994年04月, 1996年03月
  3. The 12th IEEE International Symposium on Software Reliability Engineering, プログラム委員, 2001年04月, 2002年03月
  4. 第9回 RAMP シンポジウム, 実行委員, 1997年04月, 1998年03月
  5. 第32回 SSOR, 実行委員, 1997年04月, 1998年03月
  6. International Conference on Applied Stochastic System Modeling, 編集委員,実行委員, 2000年04月, 2001年03月
  7. The 2nd Japan-Korea Research Seminar in OR & IE, 実行委員長, 2018年06月, 2018年06月
  8. COMPSAC Symposia on Security, Privacy & Trust in Computing (SEPT), The 42nd Annual IEEE International Computers, Software, and Applications Conference (COMPSAC 2018), 実行委員長, 2018年07月, 2018年07月
  9. 第30回 RAMP シンポジウム 2018, 実行委員長, 2018年10月, 2018年10月
  10. The 10th International Workshop on Software Aging and Rejuvenation (WoSAR 2018) in conjunction with The 29th International Symposium on Software Reliability Engineering (ISSRE'18), 名誉実行委員長, 2018年10月, 2018年10月
  11. The 4th International Symposium on System and Software Reliability (ISSSR 2018), プログラム委員長, 2018年06月, 2018年06月
  12. The 16th IEEE International Conference on Dependable, Autonomic and Secure Computing (DASC 2018), 運営委員, 2018年08月, 2018年08月
  13. The 10th International Conference on Advances in System Testing and Validation Lifecycle (VALID 2018), 運営委員, 2018年10月, 2018年10月
  14. The 29th International Symposium on Software Reliability Engineering (ISSRE 2018), 運営委員, 2018年10月, 2018年10月

その他社会貢献活動(広大・部局主催含)

  1. 情報科学談話会 (Kishor S. Trivedi), Software Fault Tolerance via Environmental Diversity, 広島大学情報科学部, 2018年/07月, 2018年/07月, 広島大学, 運営参加・支援, 講演会, 大学院生
  2. 情報科学談話会 (W. Eric Wog), Effective Software Testing using Combinatorial Design, 情報科学部, 2018年/12月, 2018年/12月, 広島大学, 運営参加・支援, 講演会, 大学院生
  3. 情報科学談話会 (Nozer D. Singpurwalla), Entropy, extropy, and information in the courtroom and hacker's bedroom, 情報科学部, 2019年/02月, 2019年/02月, 広島大学, 運営参加・支援, 講演会, 大学院生