Koizumi Daiki

Researcher Information

Affiliation

Department of Information and Management Science

Job Title

• Professor

Degree

• Doctor of Engineering

J-Global ID

• 200901033038751500

Research Interests

• Bayes Decisoin Theory   Bayesian Statistics   

Research Areas

• Informatics / Statistical science / Bayesian Statistics, Statistical Decision Theory, Probabilistic Models

Academic & Professional Experience

• 2021/10 - Today  Otaru University of CommerceFaculty of Commerce, Department of Information and Management ScienceProfessor
• 2015/04 - 2021/09  Otaru University of CommerceFaculty of Commerce, Department of Information and Management ScienceAssosiate Professor

Association Memberships

• The Institute for Systems and Technologies of Information, Control and Communication (INSTICC)   The International Society for Bayesian Analysis (ISBA)   The Institute of Electronics, Information and Communication Engineers (IEICE)   

Published Papers

• On the Prediction of a Nonstationary Exponential Distribution Based on Bayes Decision Theory

  Daiki Koizumi

  Proceedings of the 15th International Conference on Agents and Artificial Intelligence (ICAART2023) SCITEPRESS - Science and Technology Publications 3 193 - 201 2023/02 [Reviewed]
   International conference proceedings
• On the Prediction of a Nonstationary Bernoulli Distribution based on Bayes Decision Theory

  Daiki Koizumi

  Proceedings of the 13th International Conference on Agents and Artificial Intelligence (ICAART2021) SCITEPRESS - Science and Technology Publications 2 957 - 965 2021/02 [Reviewed]
   International conference proceedings
• Credible Interval Prediction of a Nonstationary Poisson Distribution based on Bayes Decision Theory

  Daiki Koizumi

  Proceedings of the 12th International Conference on Agents and Artificial Intelligence (ICAART2020) SCITEPRESS 2 995 - 1002 2020/02 [Reviewed]
   International conference proceedings
• Bayesian Estimation of Hard Disk Drives' Lifetime under Gamma Distribution

  Daiki Koizumi

  International Society for Bayesian Analysis (ISBA) 2018 World Meeting 2018/06 [Reviewed]
   International conference proceedings
• On the Maximum Likelihood Estimation of Weibull Distribution with Lifetime Data of Hard Disk Drives

  Daiki Koizumi

  Proceedings of the 2017 International Conference on Parallel and Distributed Processing Techniques and Applications (PDPTA'17) 314 - 320 2017/07 [Reviewed]
   International conference proceedings
• On the Approximate Maximum Likelihood Estimation in Stochastic Model of SQL Injection Attacks

  Michio Sonoda; Takeshi Matsuda; Daiki Koizumi

  2016 IEEE INTERNATIONAL CONFERENCE ON SYSTEMS, MAN, AND CYBERNETICS (SMC) IEEE 802 - 807 1062-922X 2016/10 [Reviewed]
   International conference proceedings
• Method for Combining Paraconsistency and Probability in Temporal Reasoning

  Norihiro Kamide; Daiki Koizumi

  Journal of Advanced Computational Intelligence and Intelligent Informatics 20 (5) 813 - 827 1883-8014 2016/09 [Reviewed]
   Scientific journal
• On the Weibull Distribution with Nonstationary Scale Parameter

  Daiki Koizumi

  Proc. of the International Society for Bayesian Analysis (ISBA) 2016 World Meeting 323 - 323 2016/06 [Reviewed]
   International conference proceedings
• Combining Paraconsistency and Probability in CTL

  Norihiro Kamide; Daiki Koizumi

  Proc. of The 7th International Conference on Agents and Artificial Intelligence (ICAART) 2015 2 285 - 293 2015/01 [Reviewed]
   International conference proceedings
• SQL Injection Attack Detection with Contingency Table

  Daiki Koizumi; Takeshi Matsuda; Hajime Jinushi

  Proceeding of The International Symposium on Information Theory and Its Applications (ISITA2014) 340 - 340 2014/10 [Reviewed]
   International conference proceedings
• Learning Styles for e-learning Systems over Virtual Desktop Infrastructure

  Shigeichi Hirasawa; Makoto Nakazawa; Daiki Koizum; Tomoko Kondo

  2014 IEEE INTERNATIONAL CONFERENCE ON SYSTEMS, MAN AND CYBERNETICS (SMC) IEEE 3241 - 3246 1062-922X 2014/10 [Reviewed]
   International conference proceedings
• The Influence of QoS on e-Learning Environment under Virtual Desktop Infrastructure

  Makoto Nakazawa; Daiki Koizumi; Shigeichi Hirasawa

  2012 MOSHARAKA INTERNATIONAL CONFERENCE ON COMMUNICATIONS, COMPUTERS AND APPLICATIONS (MIC-CCA) IEEE 174 - 178 2012/10 [Reviewed]
   International conference proceedings
• Cross Site Scripting Attacks Detection Algorithm Based on the Appearance Position of Characters

  Takeshi Matsuda; Daiki Koizumi; Michio Sonoda

  2012 MOSHARAKA INTERNATIONAL CONFERENCE ON COMMUNICATIONS, COMPUTERS AND APPLICATIONS (MIC-CCA) IEEE 65 - 70 2012/10 [Reviewed]
   International conference proceedings
• On the Automatic Detection Algorithm of Cross Site Scripting (XSS) with the Non-Stationary Bernoulli Distribution

  Daiki Koizumi; Takeshi Matsuda; Michio Sonoda

  2012 MOSHARAKA INTERNATIONAL CONFERENCE ON COMMUNICATIONS, COMPUTERS AND APPLICATIONS (MIC-CCA) IEEE 131 - 135 2012/10 [Reviewed]
   International conference proceedings
• A Learning Algorithm of Threshold Value on the Automatic Detection of SQL Injection Attack

  Daiki Koizumi; Takeshi Matsuda; Michio Sonoda; Shigeichi Hirasawa

  Proceeding of The 2012 International Conference on Parallel and Distributed Processing Techniques and Applications (PDPTA'12) 2 933 - 937 2012/07 [Reviewed]
   International conference proceedings
• On the Loss Functions of Bayesian Forecasting for WWW Traffic based on Time Varying Poisson Distribution

  Daiki Koizumi

  Proceeding of the 11th World Meeting for the International Society for Bayesian Analysis (ISBA) 2012 124 - 124 2012/06 [Reviewed]
   International conference proceedings
• Predictive Distribution of SQL Injection Attacks Detection Model

  Takeshi Matsuda; Michio Sonoda; Daiki Koizumi; Shigeichi Hirasawa

  Proceeding of the 11th World Meeting for the International Society for Bayesian Analysis (ISBA) 2012 133 - 133 2012/06 [Reviewed]
   International conference proceedings
• Markov Chain Monte Carlo Method Simulation of SQL Injection Attack Detection

  Michio Sonoda; Takeshi Matsuda; Daiki Koizumi; Shigeichi Hirasawa

  Proceeding of the 11th World Meeting for the International Society for Bayesian Analysis (ISBA) 2012 155 - 155 2012/06 [Reviewed]
   International conference proceedings
• On Automatic Detection of SQL Injection Attacks by the Feature Extraction of the Single Character

  Michio Sonoda; Takeshi Matsuda; Daiki Koizumi; Shigeichi Hirasawa

  Proceedings of the 4th international conference on Security of information and networks (SIN2011) 81 - 86 2011/11 [Reviewed]
   International conference proceedings
• On Predictive Errors of SQL Injection Attack Detection by the Feature of the Single Character

  Takeshi Matsuda; Daiki Koizumi; Michio Sonoda; Shigeichi Hirasawa

  2011 IEEE INTERNATIONAL CONFERENCE ON SYSTEMS, MAN, AND CYBERNETICS (SMC) IEEE 1722 - 1727 1062-922X 2011/10 [Reviewed]
   International conference proceedings
• On the Bayesian Forecasting Algorithm under the Non-Stationary Binomial Distribution with the Hyper Parameter Estimation

  Daiki Koizumi; Tota Suko; Toshiyasu Matsushima

  Proceeding of Ninth Valencia International Meeting on Bayesian Statistics 167 - 168 2010/06 [Reviewed]
   Symposium
• On the Hyperparameter Estimation of Time Varying Poisson Model for Bayesian WWW Traffic Forecasting

  Daiki Koizumi; Toshiyasu Matsushima; Shigeichi Hirasawa

  Proceeding of 2nd International Workshop of the European Research Consortium on Infomatics and Mathematics (ERCIM) Working Group on Computing & Statistics 22 - 22 2009/10 [Reviewed]
   International conference proceedings
• Bayesian Forecasting of WWW Traffic on the Time Varying Poisson Model

  Daiki Koizumi; Toshiyasu Matsushima; Shigeichi Hirasawa

  Proceeding of The 2009 International Conference on Parallel and Distributed Processing Techniques and Applications (PDPTA'09) 2 683 - 689 2009/07 [Reviewed]
   International conference proceedings
• Reliability-based hybrid ARQ scheme with encoded parity bit retransmissions and message passing decoding

  Daiki Koizumi; Naoto Kobayashi; Toshiyasu Matsushima; Shigeichi Hirasawa

  IEICE TRANSACTIONS ON FUNDAMENTALS OF ELECTRONICS COMMUNICATIONS AND COMPUTER SCIENCES IEICE-INST ELECTRONICS INFORMATION COMMUNICATIONS ENG E90A (9) 1736 - 1744 0916-8508 2007/09 [Reviewed]
   Scientific journal
• A note on error correction schemes with a feedback channel

  Naoto Kobayashi; Daiki Koizumi; Toshiyasu Matsushima; Shigeichi Hirasawa

  IEICE TRANSACTIONS ON FUNDAMENTALS OF ELECTRONICS COMMUNICATIONS AND COMPUTER SCIENCES IEICE-INST ELECTRONICS INFORMATION COMMUNICATIONS ENG E89A (10) 2475 - 2480 0916-8508 2006/10 [Reviewed]
   Scientific journal

Conference Activities & Talks

• パラメータが確率的に非定常変化する場合のベイズ的予測アルゴリズムとその応用

  小泉 大城

  電子情報通信学会北海道支部 平成28年度専門講習会（於 北見工業大学）  2016/10
• クラウドコンピューティング環境における次世代eラーニングスタイル

  小泉 大城

  次世代eラーニングフォーラム（主催：青山学院大学ヒューマン・イノベーション研究センター，早稲田大学遠隔教育センター）  2012/07
• 変化の激しいIT社会を生き抜くには ～ 統計の考え方の活用 ～

  小泉 大城

  首都圏コンピュータ技術者株式会社(MCEA)主催セミナー  2012/01
• 非定常ポアソン過程を用いたネットワークトラヒック解析について

  小泉 大城

  芝浦工業大学理工学部数理科学科 第13回談話会  2010/10
• ベイズ法に基づくデータ圧縮法について

  小泉 大城

  芝浦工業大学システム工学部 談話会  2008/06
• The Generalization of Bayesian Network's Deductive Method

  Daiki Koizumi; Yoshifumi Ukita; Toshiyasu Matsushima

  The 1999 Sigma Xi, The Scientific Research Society, Florida Tech Chapter  1999/04

MISC

• Supplement to the paper "Credible Interval Prediction of a Nonstationary Poisson Distribution based on Bayes Decision Theory"

  Daiki Koizumi  The Economic Review  71-  (2,3)  117  -124  2020/12
• ワイブル分布によるハードディスクドライブの寿命時間の最尤推定について

  小泉 大城  情報処理学会研究報告（数理モデル化と問題解決，MPS）  2017-MPS-114-  (3)  1  -4  2017/07
• On the Applications of Weibull Distribution with Nonstationary Scale Parameter

  KOIZUMI, Daiki  Proceedings of the 2016 IEICE General Conference  50  -50  2016/03
• On the Credible Interval Prediction of Web Traffic based on the Bayes Decision Theory

  Daiki Koizumi; Toshiyasu Matsushima  Proceeding of the 38th Symposium on Information Theory and its Applications (SITA2015)  235  -240  2015/11
• On the Bayes Optimal Prediction of Time Series under a Nonstationary Weibull Distribution

  Daiki Koizumi; Toshiyasu Matsushima  IEICE Technical Report (IT2015-33)  115-  (137)  95  -100  2015/07
• An Investigation into Reading Process in English by Making use of Detailed Learning Logs - (3) Learner Model in the Reading Process

  Makoto Nakazawa; Katsuyuki Umezawa; Manabu Kobayashi; Daiki Koizumi; Masayuki Goto; Shigeichi Hirasawa  Proceeding of the 77th National Convention of IPSJ  4-  505  -506  2015/03
• On the Blended Learning of Statistical Education with Digital Textbooks and Worksheets

  Daiki Koizumi; Tota Suko; Shigeichi Hirasawa  Proceeding of the 77th National Convention of IPSJ  4-  605  -606  2015/03
• 統計基礎学修のためのブレンディッドラーニングの取り組み

  小泉 大城; 須子 統太  平成26年度私立大学情報教育協会 ICT利用による教育改善研究発表会 資料集  28  -29  2014/08
• An Analysis of Learner Behavior Using Advanced Learning History

  Makoto Nakazawa; Daiki Koizumi; Masayuki Goto; Shigeichi Hirasawa  Proceeding of the 76th National Convention of IPSJ  4-  357  -358  2014/03
• The e-learning materials production supporting system based on the existing PDF file

  Michitaka Aramoto; Daiki Koizumi; Tota Suko; Shigeichi Hirasawa  Proceeding of the 76th National Convention of IPSJ  4-  359  -360  2014/03
• Experimental Development and Evaluation of Statistical Education Digital Textbook for Tablet Devices

  Daiki Koizumi; Tota Suko; Shigeichi Hirasawa  Proceeding of the 76th National Convention of IPSJ  4-  361  -362  2014/03
• Muli-Point Distance Learning Interactive Seminars (World Englishes and Miscommunications) - A Practice of Flipped Classrooms using One-demand Lectures

  Michiko Nakano; Yusuke Kondo; Makoto Nakazawa; Daiki Koizumi  Proceeding of the 76th National Convention of IPSJ  4-  481  -482  2014/03
• On the Network Quality of Service and its Effect of Cyber Seminar English Courses based on the TV Conference System

  Makoto Nakazawa; Daiki Koizumi; Yusuke Kondo; Michiko Nakano  Proceeding of the 76th National Convention of IPSJ  4-  483  -484  2014/03
• e-learningにおける学習 スタイル ― ネットワーク協働学習とオンデマンド授業

  平澤 茂一; 中澤 真; 小泉 大城; 石田 崇; 後藤 正幸  日本経営工学会 平成25年度秋季大会予稿集  64  -65  2013/11
• e-learningにおける学習 スタイル ― 協働学習と学習ログ分析

  中澤 真; 小泉 大城; 石田 崇; 後藤 正幸; 平澤 茂一  日本経営工学会 平成25年度秋季大会予稿集  66  -67  2013/11
• The Empirical Bayes Forecasting of Web Traffic on the Non-Stationary Poisson Distribution

  Daiki Koizumi; Toshiyasu Matsushima; Shigeichi Hirasawa  Proceeding of the 36th Symposium on Information Theory and its Applications (SITA2013)  432  -436  2013/11
• A Study on Learning Style in e-learning

  Shigeichi Hirasawa; Masayuki Goto; Makoto Nakazawa; Takashi Ishida; Daiki Koizumi  National Conference of the Japan Society for Management Information (JASMIN) 2013 Autumn  41  -44  2013/10
• Automatic Detection Method of SQL Injection Attack by a Classifier using Principal Component Analysis

  Michio Sonoda; Takeshi Matsuda; Daiki Koizumi; Jinhui Chao  Proceeding of Forum on Information Technology 2013  4-  187  -192  2013/08
• On the Learning Effect of Cross-Cultural Distance Learning (CCDL): Do the classes raise the students' motivation?

  Michiko Nakano; Daiki Koizumi; Shigeichi Hirasawa; Yusuke Kondo  Proceeding of the 75th National Convention of IPSJ  4-  395  -396  2013/03
• On the Learning Effect of Cross-Cultural Distance Learning (CCDL): Do the classes raise the students' social skills?

  Michiko Nakano; Daiki Koizumi; Shigeichi Hirasawa; Yusuke Kondo  Proceeding of the 75th National Convention of IPSJ  4-  397  -398  2013/03
• On the Subjective Evaluation of Cross-Cultural Distance Learning (CCDL) in terms of Sound Quality, Latency, and Picture

  Daiki Koizumi; Makoto Nakazawa; Yusuke Kondo; Michiko Nakano; Shigeichi Hirasawa  Proceeding of the 75th National Convention of IPSJ  4-  399  -400  2013/03
• The Influence of Network QoS on Cross-Cultural Distance Learning (CCDL) of Waseda University

  Makoto Nakazawa; Daiki Koizumi; Yusuke Kondo; Michiko Nakano; Shigeichi Hirasawa  Proceeding of the 75th National Convention of IPSJ  4-  401  -402  2013/03
• Experimental Development of Digital Textbook for University Education: Introduction to Statistics for Tablet Devices

  Daiki Koizumi; Tota Suko; Shigeichi Hirasawa  Proceeding of the 75th National Convention of IPSJ  4-  467  -468  2013/03
• Study on Appropriate Parameter Setting of Multimedia for e-Learning based on QoS

  Makoto Nakazawa; Daiki Koizumi; Shigeichi Hirasawa  Proceeding of the 75th National Convention of IPSJ  4-  477  -478  2013/03
• Approach to the Feature Extraction of Attack Character String and the Automatic Detection of a Web Application Attack

  Mishio Sonoda; Takeshi Matsuda; Daiki Koizumi; Shigeichi Hirasawa; Shigeo Tsujii  Proceeding of the 74th National Convention of IPSJ  3-  557  -558  2012/03
• On the Threshold Learning Algorithm of SQL Injection Attack Detection by the Feature of Single Character

  Daiki Koizumi; Takeshi Matsuda; Michio Sonoda; Shigeichi Hirasawa  Proceeding of the 74th National Convention of IPSJ  3-  559  -560  2012/03
• e-Learning using the virtual desktop - authentication method

  Katsuyuki Umezawa; Daiki Koizumi; Makoto Nakazawa; Shigeichi Hirasawa  Proceeding of the 74th National Convention of IPSJ  4-  451  -452  2012/03
• e-Learning on Virtual Desktop - A case study of English Language Learning

  Yusuke Kondo; Michiko Nakano; Shigeichi Hirasawa; Daiki Koizumi; Tomohiko Saito  Proceeding of the 74th National Convention of IPSJ  4-  475  -476  2012/03
• On e-Learning under the Virtual Desktop Infrastructure: long distance network access from abroad

  Daiki Koizumi; Takeshi Matsuda; Makoto Nakazawa; Shigeichi Hirasawa  Proceeding of the 74th National Convention of IPSJ  4-  479  -480  2012/03
• e-Learning using the virtual desktop - The Influence of QoS and Terminals

  Makoto Nakazawa; Daiki Koizumi; Katsuyuki Umezawa; Shigeichi Hirasawa  Proceeding of the 74th National Convention of IPSJ  4-  481  -482  2012/03
• モバイル技術を利用した英単語・読解練習教材実験と仮想化デスクトップを用いたeラーニング実験

  中野 美知子; 近藤 悠介; 平澤 茂一; 小泉 大城; 斉藤友彦; 永間広宣; 黒田学; 神馬豊彦  大学英語教育学会(JACET) ICT調査研究特別委員会 2011年度ICT授業実践報告書  99  -113  2012/03
• クラウド環境上の仮想化デスクトップを用いたeラーニング

  小泉 大城; 斉藤 友彦; 中澤 真; 中野 美知子; 平澤 茂一  日本eラーニング学会 2011年度学術講演会 発表論文集  86  -91  2011/12
• 仮想化デスクトップによるeラーニングシステムにおける通信品質が与える影響について

  中澤 真; 小泉 大城; 近藤 知子; 梅澤 克之; 平澤 茂一  日本eラーニング学会 2011年度学術講演会 発表論文集  92  -98  2011/12
• オンライン大学におけるリメディアル教育の取り組み

  松田 健; 小泉 大城; 中谷 祐介; 船水 祐輔; 川原 洋  平成23年度私立大学情報教育協会 教育改革ICT戦略大会 資料  150  -151  2011/09
• クラウド環境上の仮想化デスクトップによるｅラーニングシステム

  小泉 大城; 近藤 知子; 中澤 真; 梅澤 克之; 平澤 茂一  平成23年度私立大学情報教育協会 教育改革ICT戦略大会 資料  194  -195  2011/09
• Web based Training(WBT)を用いた統計教育に関する完全e-Learningの取り組みについて

  小泉 大城  平成23年度私立大学情報教育協会 ICT利用による教育改善研究発表会 予稿集  50  -51  2011/08
• On the Automatic Detection of the SQL Injection Attacks by the Feature Extraction of the Single Character

  Michio Sonoda; Takeshi Matsuda; Daiki Koizumi; Shigeichi Hirasawa  IPSJ SIG Technical Notes  49-  1  -7  2011/03
• On the Web Traffic Modeling under the Opening and Closing Services by the Non-Stationary Poisson Process

  Daiki Koizumi; Shunsuke Horii; Toshiyasu Matsushima  IEICE Technical Report  109-  (449)  343  -347  2010/03
• A Numerical Evaluation Method of Eco-Drive: Standarlization of Automobiles by Virtual Vehicle Model

  Hitoshi Okamura; Daiki Koizumi; Shinji Koyano; Hisashi Yokota  Annual Report of the Tokyo Metropolitan Research Institute for Environmental Protection  3  -9  2008/10
• Text Data Compression by Bayes Coding Algorithm

  Akira Nakano; Daiki Koizumi; Toshiyasu Matsushima  IPSJ SIG Notes  2007-AL-110-  (5)  15  -20  2007/01
• A Study of Bayes Coding for i.i.d. Sources with Consideration of the Generating Patterns of the Symbols in the Source Alphabet

  Ryunosuke Nanmo; Daiki Koizumi; Toshiyasu Matsushima  IEICE Technical Report  106-  (184)  25  -30  2006/07
• The Reliability based Hybrid ARQ Scheme with both the Encoded Parity Bit Retransmissions and Message Passing Decoding

  Daiki Koizumi; Naoto Kobayashi; Toshiyasu Matsushima; Shigeichi Hirasawa  Technical Report of IEICE (IT2006-17)  106-  (60)  23  -28  2006/05
• 単一ループをもつグラフィカルモデルにおける確率伝播型アルゴリズムに関する一考察

  岡野 洋平; 小泉 大城; 松嶋 敏泰  第28回情報理論とその応用学会(SITA2005)予稿集  1-  1  -4  2005/12
• A Note on HTTP Traffic Analysis of the Time Series Model with a Time Varying Density Parameter

  Daiki Koizumi; Toshiyasu Matsushima; Shigeichi Hirasawa  Proc. of the 28th Symposium on Information Theory and Its Applications (SITA2005)  2-  729  -732  2005/12
• A Study of Reliability Based Hybrid ARQ Schemes Using a Recursive Systematic Convolutional Code

  Naoto Kobayashi; Daiki Koizumi; Toshiyasu Matsushima; Shigeichi Hirasawa  電子情報通信学会 技術研究報告（IT2005-52)  105-  (311)  7  -11  2005/09
• インターネットトラヒックのポアソン分布に従う非定常な時系列モデルを用いた解析に関する一考察

  小泉 大城; 松嶋 敏泰; 平澤 茂一  第4回情報科学技術フォーラム(FIT2005)講演論文集  4-  35  -38  2005/08
• A Study of Reliability Based Hybrid ARQ Scheme with Bitwise Posterior Probability Evaluation from Message Passing Algorithm

  Daiki Koizumi; Naoto Kobayashi; Toshiyasu Matsushima; Shigeichi Hirasawa  Technical Report of IEICE (IT2005-24)  105-  (85)  11  -16  2005/05
• 質問学習に直交計画を用いた場合の予測アルゴリズムに関する一考察

  浮田 善文; 小泉 大城; 松嶋 敏泰  第57回人工知能基本問題研究会(SIG-FPAI)  25  -32  2004/11
• Tailbiting 畳込み符号の復号アルゴリズムに関する一考察

  岡野 洋平; 小泉 大城; 松嶋 敏泰  電子情報通信学会 技術研究報告（IT2004-26）  104-  (229)  47  -52  2004/07
• The Generalization of Bayesian Network's Deductive Method

  Daiki Koizumi; Yoshifumi Ukita; Toshiyasu Matsushima  Technical Report of IEICE  98-  (211)  25  -30  1998/07

Awards & Honors

• 2015/03 Information Processing Society of Japan Best Paper Award of the 77th National Convention of IPSJ
   詳細な学習ログを用いた英語リーディング過程の分析～リーディング過程における学習者モデル～ japan_society 

  受賞者: Makoto Nakazawa;Katsuyuki Umezawa;Manabu Kobayashi;Daiki Koizumi;Masayuki Goto;Shigeichi Hirasawa
• 2012/03 Information Processing Society of Japan Best Paper Award of the 74th National Convention of IPSJ
   仮想化デスクトップを用いたeラーニング～通信環境と端末が及ぼす影響 japan_society 

  受賞者: Makoto Nakazawa;Daiki Koizumi;Katsuyuki Umezawa;Shigeichi Hirasawa
• 2009/03 (財)日本数学検定協会 平成20年度 生涯学習功労賞
   JPN publisher
• 2008/03 (財)日本数学検定協会 平成19年度 生涯学習功労賞
   JPN publisher
• 2007/03 (財)日本数学検定協会 平成18年度 生涯学習功労賞
   JPN publisher
• 2006/03 (財)日本数学検定協会 平成17年度 生涯学習功労賞
   JPN publisher

Research Grants & Projects

• コンテキストアウェアネスを活用した学習者行動モデルと学習支援環境の開発と実証

  日本学術振興会：学術研究助成基金助成金 基盤研究(C)

  Date (from‐to) : 2014/04 -2017/03 

  Author : 中澤 真
• グローバル・リテラシー大学英語教育のモデル化と自動成果判定システムの開発

  日本学術振興会：科学研究費補助金 基盤研究(B)

  Date (from‐to) : 2012/04 -2015/03 

  Author : 中野 美知子
• クラウドコンピューティング環境による次世代eラーニングスタイルに関する研究開発

  日本学術振興会：学術研究助成基金助成金 基盤研究(C)

  Date (from‐to) : 2011/04 -2014/03 

  Author : 平澤 茂一

Teaching Experience

Linear Algebra  (Otaru University of Commerce) 
Calculus  (Otaru University of Commerce) 
Information System  (Otaru University of Commerce) 

Media Coverage

• 【連載】統計のお時間ですよ！第9回「統計と社会のかかわり」

  Date : 2016/03

  Writer: Myself

  Publisher, broadcasting station: サービス・ツーリズム産業労働情報開発センター

  Program, newspaper magazine: SQUARE Vol. 181

  pp. 24-27 Pr
• 【連載】統計のお時間ですよ！第8回「ベイズの定理のはなし」

  Date : 2015/12

  Publisher, broadcasting station: サービス・ツーリズム産業労働情報開発センター

  Program, newspaper magazine: SQUARE Vol. 180

  pp. 24-27 Pr
• 【連載】統計のお時間ですよ！第7回「条件つき確率のはなし」

  Date : 2015/09

  Publisher, broadcasting station: サービス・ツーリズム産業労働情報開発センター

  Program, newspaper magazine: SQUARE Vol. 179

  pp. 26-29 Pr
• 【連載】統計のお時間ですよ！第6回「勝手に統計今昔ものがたり(2)」

  Date : 2015/06

  Publisher, broadcasting station: サービス・ツーリズム産業労働情報開発センター

  Program, newspaper magazine: SQUARE Vol. 178

  pp. 24-27 Pr
• 【連載】統計のお時間ですよ！第5回「勝手に統計今昔ものがたり(1)」

  Date : 2015/03

  Writer: Myself

  Publisher, broadcasting station: サービス・ツーリズム産業労働情報開発センター

  Program, newspaper magazine: SQUARE Vol. 177

  pp. 24-27 Pr
• 【連載】統計のお時間ですよ！ 第4回「期待値のはなし」

  Date : 2014/12

  Publisher, broadcasting station: サービス・ツーリズム産業労働情報開発センター

  Program, newspaper magazine: SQUARE Vol. 176

  pp. 24-27 Pr
• 【連載】統計のお時間ですよ！ 第3回「データの特徴の把握」

  Date : 2014/09

  Writer: Myself

  Publisher, broadcasting station: サービス・ツーリズム産業労働情報開発センター

  Program, newspaper magazine: SQUARE Vol. 175

  pp. 26-29 Pr
• 【連載】統計のお時間ですよ！ 第2回「アンケート」

  Date : 2014/06

  Writer: Myself

  Publisher, broadcasting station: サービス・ツーリズム産業労働情報開発センター

  Program, newspaper magazine: SQUARE Vol. 174

  pp. 24-27 Pr
• 【連載】統計のお時間ですよ！ 第1回「当確のからくり」

  Date : 2014/03

  Writer: Myself

  Publisher, broadcasting station: サービス・ツーリズム産業労働情報開発センター

  Program, newspaper magazine: SQUARE Vol. 173

  pp. 24-27 Pr
• 「デジタル機器の指はなん本？」

  Date : 2011/12

  Writer: Myself

  Publisher, broadcasting station: レジャー・サービス産業労働情報開発センター (RIC)

  Program, newspaper magazine: SQUARE Vol. 164

  pp. 1-5 Pr

Other link

Department Website

http://www.otaru-uc.ac.jp/dept/ims/

researchmap

https://researchmap.jp/dkoizumi