SUMITA Ushio 住田潮

Researcher Number	10236044
Other IDs
External Links
Affiliation (based on the past Project Information) *help	2015: 慶應義塾大学, 経営管理研究科(日吉), 特任教授(非常勤) 2015: 慶應義塾大学, 経営管理研究科, 特任教授 2011 – 2014: 筑波大学, システム情報系, 教授 2010: 筑波大学, 大学院・システム情報工学研究科, 教授 2007 – 2008: University of Tsukuba, 大学院・システム情報工学研究科, 教授 2006: 筑波大学, 大学院システム情報工学研究科, 教授 2005: 筑波大学, 大学院・システム情報工学研究科, 教授
Review Section/Research Field	Principal Investigator Social systems engineering/Safety system / Media informatics/Database / Social systems engineering/Safety system
Keywords	Principal Investigator マルコフ解析 / ダウンロード数予測アルゴリズム / セキュリティー / 相殺的関係 / 相補的関係 / マルコフ連鎖 / 予測アルゴリズム / ダウンロード数 / 安定度 / 浸透度 … More / スマートフォン応用アプリ / 単語・文章スコア / テキストマイニング / プロファイル・ベクター / アクセスログ / VOC (Voice of Customers) / 製品組合せ販売 / ビッグデータ解析 / VOC（Voice of Customers) / スマートフォン応用ソフト / 将来値予測アルゴリズム / 判別アルゴリズム / テキスト・マイニング / プロダクト・プロファイル・ベクター / ブログ・プロファイル・ベクター / ビッグ・データ解析 / 最適予算配分 / リスク指標 / 時間帯別広告費 / CRM 戦略 / e-commerce / CRM戦略 / 動的解析 / セミ・マルコフ過程 / ブラウジング行動 / e-Commerce / 精度 / リコール / 重要顧客 / アクセスログデータ / リコメンデーションエンジン / リアルタイム / EC(e-Commerce)サイト / 確率的数値解法 / 顧客ロイヤルティ / 市場ライフサイクル / 識別手法 / CRM / マーケティング Less

Comparative analysis of how e-WoM (e-Word-of Mouth) may affect performances of products and services on the Internet:U.S.A vs. JapanPrincipal Investigator
- Principal Investigator
  
  SUMITA Ushio
- Project Period (FY)
  2013 – 2015
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Social systems engineering/Safety system
- Research Institution
  Keio University
  University of Tsukuba
Analysis of Impact of Mobile Devices on Information Search through the Internet and e-CommercePrincipal Investigator
- Principal Investigator
  
  SUMITA Ushio
- Project Period (FY)
  2010 – 2012
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Media informatics/Database
- Research Institution
  University of Tsukuba
CRM and the Internet : Evaluation of Customer Segmentation Algorithms and Analysis of Browsing BehaviorPrincipal Investigator
- Principal Investigator
  
  SUMITA Ushio
- Project Period (FY)
  2005 – 2008
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Social systems engineering/Safety system
- Research Institution
  University of Tsukuba

All 2016 2015 2014 2012 2011 2010 2009 2008 2007 2006 Other

All Journal Article Presentation

[Journal Article] Development of Enhanced Marketing Flexibility by Optimally Allocating Sales Campaign Days for Maximizing Expected Total Sales2015
- Author(s)
  S. Nour, U.Sumita and J. Yoshii
- Journal Title
  
  Global Journal of Flexible Systems Management
  
  Volume: 16 Pages: 87-95
- Peer Reviewed / Acknowledgement Compliant / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-25282086
[Journal Article] Prediction of Number of Downloads of Smartphone Applications Based on Markov Chain Approach2015
- Author(s)
  S. Mizusawa, and U. Sumita and M. Takano
- Journal Title
  
  International Journal of Business and Information
  
  Volume: 印刷中
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-25282086
[Journal Article] Development of Enhanced Marketing Flexibility by Optimally Allocating Sales Campaign Days over a Given Period for Maximizing the Expected Total Sales2015
- Author(s)
  S. Nour, U. Sumita and J. Yoshii
- Journal Title
  
  Global Journal of Flexible Systems Management
  
  Volume: 印刷中
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-25282086
[Journal Article] Development of Enhanced Marketing Flexibility By Optimally Allocating Sales Campaign Days over a Given Period For Maximizing the Expected Total Sales2014
- Author(s)
  Sharkasi Nour, Ushio Sumita and Jun Yoshii
- Journal Title
  
  Global Journal of Flexible Management Systems
  
  Volume: 印刷中
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-25282086
[Journal Article] Analysis of Interrelationships between Application Popularity, Application Stability and Potential Risk in e-WOM2014
- Author(s)
  Umesha Perera, Charolina Ventiana Dewi, Mutiara Dian Sari, and Ushio Sumita
- Journal Title
  
  International Journal of Business and Information
  
  Volume: 印刷中
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-25282086
[Journal Article] Analysis of Interrelationships between Application Popularity, Application Stability and Potential Risk in e-WOM2014
- Author(s)
  U. Perera, C. Vetiana, D. Mutiala Dian Sari, and U. Sumita
- Journal Title
  
  International Journal of Business and Information
  
  Volume: 9 Pages: 235-272
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-25282086
[Journal Article] Evaluation of Cumulative Random Shocks Generated from a Semi-Markov Modulated Poisson Process and Its Application to CDO Pricing2012
- Author(s)
  Huang and Sumita
- Journal Title
  
  Probability in the Engineering and Informational Sciences
  
  Volume: volume 27, issue 02 Pages: 187-208
- NAID
  110009456850
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22500082
[Journal Article] Analysis of the Collateralized Debt Obligation Scheme Applied to the Newsboy Problem2012
- Author(s)
  Isogai, R., S. Ohashi and U. Sumita
- Journal Title
  
  International Journal of Business and Information
  
  Volume: Vol.7, No.1 Pages: 30-58
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22500082
[Journal Article] Impact of Mobile Accesses to the Internet on Sales Completion Time in e-Commerce with Multiple Classes of Customers2012
- Author(s)
  Sumita and Yoshii
- Journal Title
  
  Journal of Modern Accounting and Auditing
  
  Volume: Vol. 8, No.4 Pages: 503-528
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22500082
[Journal Article] Analysis of e-Word-of-Mouth Information for Cosmetic Products in Japan2012
- Author(s)
  Sumita, U. and A. Kim
- Journal Title
  
  International Journal of Electric Commerce Studies
  
  Volume: Vol.3, No.1 Pages: 61-82
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22500082
[Journal Article] Analysis of Collateralized Debt Obligation Scheme Applied to Newsboy Problem2012
- Author(s)
  Isogai, Ohashi and Sumita
- Journal Title
  
  International Journal of Business and Information
  
  Volume: Vol. 7, Number 1 Pages: 30-58
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22500082
[Journal Article] Analysis of e-Word-of-Mouth Information for Cosmetic Products in Japan2012
- Author(s)
  Sumita and Kim
- Journal Title
  
  International Journal of Electronic Commerce Studies
  
  Volume: Vol. 3, No.1 Pages: 61-82
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22500082
[Journal Article] Evaluation of Cumulative Random Shocks Generated from a Semi-Markov Modulated Poisson Process and Its Application to CDO Pricing2012
- Author(s)
  Huang, J and U. Sumita
- Journal Title
  
  Probability in the Engineering and Informational Sciences
  
  Volume: Vol. 27, Issue 02 Pages: 187-208
- NAID
  110009456850
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22500082
[Journal Article] Dynamic Analysis of a Multivariate Reward Process Defined on the UMCP with Application to Optimal Preventive Maintenance Policy Problems in Manufacturing2012
- Author(s)
  Huang and Sumita
- Journal Title
  
  Journal of the Operations Research Society of Japan
  
  Volume: Vol 55, No. 2 Pages: 158-180
- NAID
  120007137011
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22500082
[Journal Article] Impact of Mobile Accesses to the Internet on Sales Completion Time in e-Commerce2012
- Author(s)
  Sumita, U. and J. Yoshii
- Journal Title
  
  Journal of Modern Accounting and Auditing
  
  Volume: Vol. 8, No. 4 Pages: 503-528
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22500082
[Journal Article] Application of Collateralized Debt Obligation Approach for Managing Inventory Risk in Classical Newsboy Problem2011
- Author(s)
  Isogai, Ohashi and Sumita
- Journal Title
  
  International Journal of Business and Informatio
  
  Volume: Vol. 6, Number 1 Pages: 35-76
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22500082
[Journal Article] Analysis of Brand Characteristics of Music Artists in the POP CD Market : Case of Japan2011
- Author(s)
  Sumita, Takahashi and Yoshii
- Journal Title
  
  Journal of Operations Research Society of Japan
  
  Volume: Vol. 54, No. 2-3 Pages: 101-123
- NAID
  110008752055
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22500082
[Journal Article] Enhancement of e-Commerce via Mobile Accesses to the Internet2010
- Author(s)
  Sumita and Yoshii
- Journal Title
  
  Electronic Commerce Research and Application
  
  Volume: Vol. 9 Pages: 217-227
- NAID
  120007138137
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22500082
[Journal Article] Enhancement of e-Commerce via Mobile Accesses to the Internet2010
- Author(s)
  Ushio Sumita, Jun Yoahii
- Journal Title
  
  Electronic Commerce Research and Application
  
  Volume: 9 Pages: 217-227
- NAID
  120007138137
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22500082
[Journal Article] The Impact of Mobile Access to the Internet on Information Search Completion Time and Customer Conversion2010
- Author(s)
  Sumita and Zuo
- Journal Title
  
  Electronic Commerce Research and Application
  
  Volume: Vol.9 Pages: 410-417
- NAID
  120007137946
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22500082
[Journal Article] Correlated Multivariate Shock Model Associated with a Renewal Sequence and Its Application to Analysis of Browsing Behavior of Internet Users2010
- Author(s)
  Sumita and Zuo
- Journal Title
  
  Journal of Operations Research Society of Japan
  
  Volume: Vol. 53, No. 2 Pages: 119-135
- NAID
  110007641867
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22500082
[Journal Article] Correlated Multivariate Shock Model Associated with a Renewal Sequence and Its Application to Analysis of Browsing Behavior of Internet Users2010
- Author(s)
  Ushio Sumita, J.Zuo
- Journal Title
  
  Journal of the Operations Research Society of Japan
  
  Volume: 53 No.2 Pages: 119-135
- NAID
  110007641867
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22500082
[Journal Article] The Impact of Mobile Access to the Internet on Information Search Completion Time and Customer Conversion2010
- Author(s)
  Ushio Sumita, J.Zuo
- Journal Title
  
  Electronic Commerce Research and Application
  
  Volume: 9 Pages: 410-417
- NAID
  120007137946
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22500082
[Journal Article] Dynamic Analysis of a Reward Process Defined on a Cyclic Renewal Process with Applications to Preventive Maintenance Problems2009
- Author(s)
  Ushio Sumita and Kazuki TakahaShi
- Journal Title
  
  Journal of Operations Research Society of Japan (掲載決定)
- NAID
  110007356609
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17510114
[Journal Article] Development of Computational Algorithms for Evaluating Option Prices Associated with Squared-Root Volatility Processes2009
- Author(s)
  Hideyuki Takada, Ushio Sumita and Jin Hui
- Journal Title
  
  Methodology and Computing in Applied Probability (掲載決定)
- NAID
  120007131450
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17510114
[Journal Article] Optimal Threshold Analysis of Segmentation Methods for Identifying Target Customers2008
- Author(s)
  Makoto Mizuno, Akira Saji, Ulshio Sumita, And Hideo Suzuki
- Journal Title
  
  European Journal of Operational Research 186
  
  Pages: 358-379
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17510114
[Journal Article] On Relationship between Ergodic Sojourn Time and Ergodic Residual Exit Time for Semi-Markov Processes2008
- Author(s)
  Ushio Sumita and Jun Yoshii
- Journal Title
  
  Proceedings of International Workshop on Applied Probability CD(CD出版のためページ番号無し)
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17510114
[Journal Article] Dynamic Analysis of A Class of Spatially Homogenous Skip-Free Semi-Markov Processes2008
- Author(s)
  Ushio Sumita and Atsushi Namikawa
- Journal Title
  
  Proceedings of International Workshop on Applied Probability CD(CD出版のためページ番号無し)
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17510114
[Journal Article] Analysis of Effective Service Time under MMPP Service Interruptions with State Dependent Interruption Periods2008
- Author(s)
  Ushio Sumita and Kazuki Takahashi
- Journal Title
  
  Proceedings of International Workshop on Applied Probability CD(CD出版のためページ番号無し)
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17510114
[Journal Article] Analysis of a Multivariate Counting Process Generated from an Age-dependent Non-homogeneous Poisson Process Defined on a Finite Semi-Markov Process2008
- Author(s)
  Ushio Sumita and Jia-Ping Huang
- Journal Title
  
  Proceedings of International Workshop onApplied Probability CD(CD出版のためページ番号無し)
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17510114
[Journal Article] Analysis of a Correlated Multivariate Shock Model Generated from a Renewal Sequence2008
- Author(s)
  Ushio Sumita and Jinshui Zuo
- Journal Title
  
  Proceedings of International Workshop on Applied Probability CD(CD出版のためページ番号無し)
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17510114
[Journal Article] Optimal Threshold Analysis of Segmentation Methods for Identifying Target Customers2008
- Author(s)
  Mizuno. M, Saji. A, Sumita. U and Suzuki. H
- Journal Title
  
  European Journal of Operational Research Vol.186, Issue1
  
  Pages: 358-379
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17510114
[Journal Article] マクローミクロ統合に基づく不動産賃料推定モデルの開発2008
- Author(s)
  金春愛、黄嘉平,住田潮,盧紹南
- Journal Title
  
  ジヤレフジヤーナル 3
  
  Pages: 12-25
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17510114
[Journal Article] A New Approach for Computing Option Prices of the Hull-White Type with Stepwise Reversion Function2007
- Author(s)
  H. Jin, J. Gotoh, and Ushio Sumita
- Journal Title
  
  the Journal of Derivatives Vol.15
  
  Pages: 67-85
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17510114
[Journal Article] ゛Impact of Skeleton Imports on Hollowing Out Production Bases Outside Japan,″, Singapore, December 2-5, 20072007
- Author(s)
  Sumita, Ushio and Rina Isogai
- Journal Title
  
  Proceedings of International Conference of Industrial Engineering and Engineering Management 2007 DVD
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17510114
[Journal Article] 音楽CD市場におけるブランド力の構造分析2007
- Author(s)
  住田潮, 斉藤晃一, 高橋一樹, 小池雄平, 菅谷健人
- Journal Title
  
  オペレーションズ・リサーチ 52巻, 2号
  
  Pages: 69-78
- NAID
  110006164713
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17510114
[Journal Article] 音楽CD市場におけるブランド力の構造分析2007
- Author(s)
  住田潮, 斉藤晃一, 高橋一樹, 小池雄平, 菅谷健人
- Journal Title
  
  オペレーションズリサーチ Vol.52
  
  Pages: 69-78
- NAID
  110006164713
- Data Source
  KAKENHI-PROJECT-17510114
[Journal Article] リアル・オプション・アプローチに基づくプロジェクト最適投資戦略の構造解析2006
- Author(s)
  住田潮, 伊勢恒久
- Journal Title
  
  ジャレフ・ジャーナル2006:不動産金融工学の展開 1
  
  Pages: 189-220
- Data Source
  KAKENHI-PROJECT-17510114
[Journal Article] Numerical Exploration of Dynamic Behavior of Ornstein-Uhlenbeck Processes via Ehrenfest Process Approximation2006
- Author(s)
  U.Sumita, J.Gotoh, H.Jin
- Journal Title
  
  Journal of Operations Research Society of Japan Vol.49
  
  Pages: 256-278
- NAID
  110003481655
- Data Source
  KAKENHI-PROJECT-17510114
[Journal Article] Stochastic Analysis of Number of Corporations in a Market Derived from Strategic Policies of Individual Corporations for Market Entry and Retreat2006
- Author(s)
  U.Sumita, T.Ise, K.Yonezawa
- Journal Title
  
  Journal of Operations Research Society of Japan Vol.49
  
  Pages: 1-18
- NAID
  110004436652
- Data Source
  KAKENHI-PROJECT-17510114
[Journal Article] Stochastic Analysis of Number of Corporations in a Market Derived from Strategic Policies of Individual Corporations for Market Entry and Retreat2006
- Author(s)
  Sumita. U, Ise. T and Yonezawa. K
- Journal Title
  
  Journal of Operations Research Society of Japan Vol.46, No.1
  
  Pages: 1-18
- NAID
  110004436652
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17510114
[Journal Article] Impact of Mobile Accesses to the Internet on Sales Completion Time in e-Commerce with Multiple Classes of Customers
- Author(s)
  Ushio Sumita, Jun Yoshii
- Journal Title
  
  Journal of Modern Accounting and Auditing
  
  Volume: (印刷中)
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22500082
[Journal Article] Evaluation of Cumulative Random Shocks Generated from a Semi-Markov Modulated Poisson Process and Its Application to CDO Pricing
- Author(s)
  Jia-Ping Huang, Ushio Sumita
- Journal Title
  
  Journal of the Operations Research Society of Japan
  
  Volume: (印刷中)
- NAID
  110009456850
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22500082
[Presentation] Analysis of VOC (Voice of Customer) Data for Assessing Corporate Image of a Housing Equipment Company2016
- Author(s)
  Hiroaki Takagi, Kaoru Ema, Ushio Sumita, Takaki Hayashi and Masahiro Okada
- Organizer
  The 2016 International Conference on Industrial Engineering and Operations Management
- Place of Presentation
  Kuala Lumpur, Malaysia
- Year and Date
  2016-03-08
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-25282086
[Presentation] Development of Effective Marketing Strategies for a Housing Equipment Company Based on Analysis of Sales Data and Sales Personnel2016
- Author(s)
  Kakunoshin Nishiyama, Yuya Nakata, Ushio Sumita, Takaki Hayashi, and Masahiro Okada Graduate School of Business Administration
- Organizer
  The 2016 International Conference on Industrial Engineering and Operations Management
- Place of Presentation
  Kuala Lumpur, Malaysia
- Year and Date
  2016-03-08
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-25282086
[Presentation] Structural Analysis of Page Access Behaviors of Sessions at Website of a Housing Equipment Company2016
- Author(s)
  Mikio Komatsu, Masahito Mori, Ushio Sumita, Takaki Hayashi and Masahiro Okada
- Organizer
  The 2016 International Conference on Industrial Engineering and Operations Management
- Place of Presentation
  Kuala Lumpur, Malaysia
- Year and Date
  2016-03-08
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-25282086
[Presentation] Development of Detailed Simulation Model for Optimal Production Scheduling in Wafer Manufacturing2014
- Author(s)
  Keisuke Morimoto, Ushio Sumita and Miki Zago
- Organizer
  International Conference on BAI 2014
- Place of Presentation
  大阪国際交流センター
- Data Source
  KAKENHI-PROJECT-25282086
[Presentation] Development of an Algorithm for Predicting Number of Downloads of Smartphone Applications: Markov Chain Approach2014
- Author(s)
  Satoshi Mizusawa, Masaki Ogino, Maiko Takano and Ushio Sumita
- Organizer
  International Conference on BAI 2014
- Place of Presentation
  大阪国際交流センター
- Data Source
  KAKENHI-PROJECT-25282086
[Presentation] Development of Multi-stage Detection Algorithm for Wafer Defects in Semi-conductor Manufacturing2014
- Author(s)
  Megumi Fujimoto, Satoshi Mizusawa, Ushio Sumita and Maiko Takano
- Organizer
  International Conference on BAI 2014
- Place of Presentation
  大阪国際交流センター
- Data Source
  KAKENHI-PROJECT-25282086
[Presentation] nalysis of Interrelationships between Application Popularity, Application Stability and Potential Risk in e-WOM2014
- Author(s)
  Umesha Perera, Charolina Ventiana Dewi, Mutiara Dian Sari, and Ushio Sumita
- Organizer
  International Conference on e-CASE & e-TEC 2014
- Place of Presentation
  名古屋大学
- Data Source
  KAKENHI-PROJECT-25282086
[Presentation] Analysis of Competitive Structure of Smartphone Game Applications2014
- Author(s)
  Kento Kawai , Keigo Murata and Ushio Sumita
- Organizer
  International Conference on BAI 2014
- Place of Presentation
  大阪国際交流センター
- Data Source
  KAKENHI-PROJECT-25282086
[Presentation] Structural Analysis of "National Brand vs. Store Brand" with Stochastic Demands2012
- Author(s)
  Kotani and Sumita
- Organizer
  International Conference on e-Commerce, e-Administration, e-Society, e-Education and e-Technology
- Place of Presentation
  Hong Kong
- Data Source
  KAKENHI-PROJECT-22500082
[Presentation] Development of Customer Segmentation Algorithm for Identifying Core Credit Card Users: CAEP Approach2012
- Author(s)
  Sumita, U., N. Honma, A. Hoshiba, A. Ito, R. Nojima and R. Terakado
- Organizer
  International Conference on Business and Information
- Place of Presentation
  ルネッサンス札幌ホテル、札幌
- Data Source
  KAKENHI-PROJECT-22500082
[Presentation] Sales Prediction of U.S. Movies in JAPAN Based on U.S. e-WOM Information2012
- Author(s)
  Shibuya, Sumita and Yoshii
- Organizer
  International Conference on Business and Information
- Place of Presentation
  Sapporo, Japan
- Data Source
  KAKENHI-PROJECT-22500082
[Presentation] Sales Prediction of U.S. Movies in Japan Based on U.S. e-WOM Information2012
- Author(s)
  Sumita, U., S. Shibuya and J. Yoshii
- Organizer
  International Conference on Business and Information
- Place of Presentation
  ルネッサンス札幌ホテル、札幌
- Data Source
  KAKENHI-PROJECT-22500082
[Presentation] Development of Diagnostic System for Predicting Evolution of Organizational Symptoms Based on OMAC2012
- Author(s)
  Sumita, U., H. Iwamizu, K. Nogami, Y. Ohno and M. Daikoku
- Organizer
  International Conference on Business and Information
- Place of Presentation
  ルネッサンス札幌ホテル、札幌
- Data Source
  KAKENHI-PROJECT-22500082
[Presentation] Development of Diagnostic System for Predicting Progress of Organizational Symptoms Based on OMAC2012
- Author(s)
  Daikoku, Iwamizu, Nogami, Ohno and Sumita
- Organizer
  International Conference on Business and Information
- Place of Presentation
  Sapporo, Japan
- Data Source
  KAKENHI-PROJECT-22500082
[Presentation] Strategic Flexibility in Exploiting Economies of Scope on 70-30 Principle – A Case Study of Japanese Electronics Industry2012
- Author(s)
  Sumita, U and J. Yoshii
- Organizer
  Twelfth Global Conference on Flexible Systems Management
- Place of Presentation
  ウィーン大学、Austria
- Data Source
  KAKENHI-PROJECT-22500082
[Presentation] Analysis of Customer Flows and Related Purchasing Behaviors within a Shopping Mall Based on Sensor Data2012
- Author(s)
  Sumita, Yamasaki, Yu and Zhao
- Organizer
  International Conference on Business and Information
- Place of Presentation
  Sapporo, Japan
- Data Source
  KAKENHI-PROJECT-22500082
[Presentation] Structural Analysis of “National Brand vs. Store Brand” with Stochastic Demands2012
- Author(s)
  Kotani, M. and U. Sumita
- Organizer
  2012 International Conference on e-Commerce, e-Administration, e-Society, e-Education and e-Technology
- Place of Presentation
  Hong Kong（中国）
- Data Source
  KAKENHI-PROJECT-22500082
[Presentation] Analysis of Customer Flows and Related Purchasing Behaviors within a Shopping Mall Based on Sensor Data2012
- Author(s)
  Sumita, U., H. Yamasaki, S. Yu and Y. Zhao
- Organizer
  International Conference on Business and Information
- Place of Presentation
  ルネッサンス札幌ホテル、札幌
- Data Source
  KAKENHI-PROJECT-22500082
[Presentation] Strategic Flexibility in Exploiting Economies of Scope on 70-30 Principle - A Case Study of Japanese Electronics Industry2012
- Author(s)
  Sumita and Yoshii
- Organizer
  Twelfth Global Conference on Flexible Systems Managemen
- Place of Presentation
  Vienna, Austria
- Data Source
  KAKENHI-PROJECT-22500082
[Presentation] Development of Customer Segmentation Algorithm for Identifying Core Credit Card Users: CAEP Approach2012
- Author(s)
  Honma, Hoshiba, Ito, Nojima, Sumitaand Terakado
- Organizer
  International Conference on Business and Information
- Place of Presentation
  Sapporo, Japan
- Data Source
  KAKENHI-PROJECT-22500082
[Presentation] Analysis of Collateralized Debt Obligation Scheme Applied to Newsboy Problem2011
- Author(s)
  Isogai, Ohashi and Sumita
- Organizer
  International Conference on Business and Information
- Place of Presentation
  Bangkok, Thailand
- Data Source
  KAKENHI-PROJECT-22500082
[Presentation] Evaluation of Network Reliability via Combined Use of Ordinary and Reversed Hazard Rate Functions2011
- Author(s)
  Sumita and Yoshii
- Organizer
  The 5th Annual International Conference on Mathematics
- Place of Presentation
  Statistics & Mathematical Education, Athens, Greece
- Data Source
  KAKENHI-PROJECT-22500082
[Presentation] Impact of Mobile Accesses to the Internet on Sales Completion Time in e-Commerce with Multiple Classes of Customers2011
- Author(s)
  Sumita and Yoshii
- Organizer
  International Conference on e-Commerce, e-Administration, e-Society, e-Education and e-Technology
- Place of Presentation
  Tokyo
- Data Source
  KAKENHI-PROJECT-22500082
[Presentation] Application of Collateralized Debt Obligation Approach for Managing Inventory Risk in Classical Newsboy Problem2010
- Author(s)
  Isogai, Ohashi and Sumita
- Organizer
  International Conference on Business and Information, Kitakyusyu
- Place of Presentation
  Japan
- Data Source
  KAKENHI-PROJECT-22500082
[Presentation] Impact of Mobile Accesses to the Internet on Sales Completion Time in e-Commerce2010
- Author(s)
  Sumita and Yoshii
- Organizer
  the Winter Conference on Business Intelligence
- Place of Presentation
  Utah, USA
- Data Source
  KAKENHI-PROJECT-22500082
[Presentation] Development of e-Marketing Contract Structure Based on ConsuMer-Generated Contents and Its Optimal Strategy、他2009
- Author(s)
  Ushio Sumita and Rina Isogai
- Organizer
  The 2009 Winter Conference on Business Intelligence
- Place of Presentation
  U.S.A
- Year and Date
  2009-02-27
- Data Source
  KAKENHI-PROJECT-17510114
[Presentation] Development of e-Marketing Contract Structure Based on Consumer-Generated Contents and Its Optimal Strategy2009
- Author(s)
  Ushio Sumita and Rina Isogai
- Organizer
  The 2009 Winter Conference on Business Intelligence
- Place of Presentation
  U.S.A
- Year and Date
  2009-02-27
- Data Source
  KAKENHI-PROJECT-17510114
[Presentation] Analysis of a Correlated Multivariate Shock Model Generated from a Renewal Sequence2008
- Author(s)
  Ushio Sumita and Jinshui Zuo
- Organizer
  International Workshop on Applied Probability
- Place of Presentation
  France
- Year and Date
  2008-07-08
- Data Source
  KAKENHI-PROJECT-17510114
[Presentation] Dynamic Analysis of A Class of Spatially Homogenous Skip-Free Semi-Markov Processes2008
- Author(s)
  Ushio Sumita and Atsushi Namikawa
- Organizer
  International Workshop on Applied Probability
- Place of Presentation
  France
- Year and Date
  2008-07-07
- Data Source
  KAKENHI-PROJECT-17510114
[Presentation] Development of an Algorithm for Estimating Aparhnent Rents in Tokyo2008
- Author(s)
  住田潮
- Organizer
  JAREFE国際学会
- Place of Presentation
  早稲田大学
- Year and Date
  2008-03-15
- Data Source
  KAKENHI-PROJECT-17510114
[Presentation] On Relationship between Ergodic Sojourn Time and Ergodic Residual Exit Time for Semi-Markov Processes2008
- Author(s)
  Ushio Sumita and Jun Yoshii
- Organizer
  International Workshop on Applied Probability
- Place of Presentation
  France
- Year and Date
  2008-07-07
- Data Source
  KAKENHI-PROJECT-17510114
[Presentation] Analysis of Effective Service Time under MMPP Service, Interruptions with State Dependent Interruption Periods2008
- Author(s)
  Ushio Sumita and Kazuki Takahashi
- Organizer
  International Workshop on Applied Probability
- Place of Presentation
  France
- Year and Date
  2008-07-10
- Data Source
  KAKENHI-PROJECT-17510114
[Presentation] Analysis of a Multivariate Counting Process Generated from an Age-dependent Non-homogeneous Poisson Process Defined on a Finite Semi-Markov Process2008
- Author(s)
  Ushio Sumita and Jia-Ping Huang
- Organizer
  International Workshop on Applied Probability
- Place of Presentation
  France
- Year and Date
  2008-07-08
- Data Source
  KAKENHI-PROJECT-17510114
[Presentation] Development of Detailed Simulation Model for Optimal Production Scheduling in Wafer Manufacturing
- Author(s)
  K. Morimoto, U. Sumita and M. Zago
- Organizer
  International Conference on Business and Information
- Place of Presentation
  Osaka University, Osaka, Japan
- Year and Date
  2014-07-03 – 2014-07-05
- Data Source
  KAKENHI-PROJECT-25282086
[Presentation] Analysis of Interrelationships between Application Popularity, Application Stability and Potential Risk in e-WOM
- Author(s)
  U. Perera, C. Vetiana, D. Mutiala Dian Sari, and U. Sumita
- Organizer
  International Conference on e-Commerce, e-Administration, e-Society, e-Education and e-Technology
- Place of Presentation
  Nagoya University, Aichi, Japan
- Year and Date
  2014-04-02 – 2014-04-04
- Data Source
  KAKENHI-PROJECT-25282086
[Presentation] Analysis of Competitive Structure of Smart Phone Game Applications by User Groups Based on Usage Patterns: Sequential Association Approach
- Author(s)
  K. Kawai, K. Murata and U. Sumita
- Organizer
  International Conference on Business and Information
- Place of Presentation
  Osaka University, Osaka, Japan
- Year and Date
  2014-07-03 – 2014-07-05
- Data Source
  KAKENHI-PROJECT-25282086
[Presentation] Development of Two-Stage Segmentation Algorithm for Detecting Wafer Defects in Semi-Conductor Manufacturing
- Author(s)
  M. Fujimoto, S. Miszusawa, U. Sumita and M. Takano
- Organizer
  International Conference on Business and Information
- Place of Presentation
  Osaka University, Osaka, Japan
- Year and Date
  2014-07-03 – 2014-07-05
- Data Source
  KAKENHI-PROJECT-25282086
[Presentation] Development of an Algorithm for Predicting Number of Downloads of Smartphone Applications
- Author(s)
  S. Mizusawa, U. Sumita and M. Takano
- Organizer
  International Conference on Business and Information
- Place of Presentation
  Osaka University, Osaka, Japan
- Year and Date
  2014-07-03 – 2014-07-05
- Data Source
  KAKENHI-PROJECT-25282086

1. OKADA Masahiro (70327667)

# of Collaborated Projects: 1 results

# of Collaborated Products: 3 results
2. HAYASHI Takaki (80420826)

# of Collaborated Projects: 1 results

# of Collaborated Products: 3 results
3. HACHIMORI Masayasu (00344862)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
4. TAKEHARA Kota (70611747)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results

SUMITA Ushio 住田 潮

Research Projects

Research Products

Co-Researchers

Comparative analysis of how e-WoM (e-Word-of Mouth) may affect performances of products and services on the Internet:U.S.A vs. JapanPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Analysis of Impact of Mobile Devices on Information Search through the Internet and e-CommercePrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

CRM and the Internet : Evaluation of Customer Segmentation Algorithms and Analysis of Browsing BehaviorPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

[Journal Article] Development of Enhanced Marketing Flexibility by Optimally Allocating Sales Campaign Days for Maximizing Expected Total Sales2015

Author(s)

Journal Title

Data Source

[Journal Article] Prediction of Number of Downloads of Smartphone Applications Based on Markov Chain Approach2015

Author(s)

Journal Title

Data Source

[Journal Article] Development of Enhanced Marketing Flexibility by Optimally Allocating Sales Campaign Days over a Given Period for Maximizing the Expected Total Sales2015

Author(s)

Journal Title

Data Source

[Journal Article] Development of Enhanced Marketing Flexibility By Optimally Allocating Sales Campaign Days over a Given Period For Maximizing the Expected Total Sales2014

Author(s)

Journal Title

Data Source

[Journal Article] Analysis of Interrelationships between Application Popularity, Application Stability and Potential Risk in e-WOM2014

Author(s)

Journal Title

Data Source

[Journal Article] Analysis of Interrelationships between Application Popularity, Application Stability and Potential Risk in e-WOM2014

Author(s)

Journal Title

Data Source

[Journal Article] Evaluation of Cumulative Random Shocks Generated from a Semi-Markov Modulated Poisson Process and Its Application to CDO Pricing2012

Author(s)

Journal Title

NAID

Data Source

[Journal Article] Analysis of the Collateralized Debt Obligation Scheme Applied to the Newsboy Problem2012

Author(s)

Journal Title

Data Source

[Journal Article] Impact of Mobile Accesses to the Internet on Sales Completion Time in e-Commerce with Multiple Classes of Customers2012

Author(s)

Journal Title

Data Source

[Journal Article] Analysis of e-Word-of-Mouth Information for Cosmetic Products in Japan2012

Author(s)

Journal Title

Data Source

[Journal Article] Analysis of Collateralized Debt Obligation Scheme Applied to Newsboy Problem2012

Author(s)

Journal Title

Data Source

[Journal Article] Analysis of e-Word-of-Mouth Information for Cosmetic Products in Japan2012

Author(s)

Journal Title

Data Source

[Journal Article] Evaluation of Cumulative Random Shocks Generated from a Semi-Markov Modulated Poisson Process and Its Application to CDO Pricing2012

Author(s)

Journal Title

NAID

Data Source

[Journal Article] Dynamic Analysis of a Multivariate Reward Process Defined on the UMCP with Application to Optimal Preventive Maintenance Policy Problems in Manufacturing2012

Author(s)

Journal Title

NAID

SUMITA Ushio 住田潮