Koizumi Daiki

コイズミダイキ | Koizumi Daiki

Affiliation and department：
Job title： Professor

Research field (1)： Statistical science

Research keywords (2)： Bayes Decisoin Theory , Bayesian Statistics

Research theme for competitive and other funds (3)：

2014 - 2017 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
2012 - 2015 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
2011 - 2014 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

Papers (24)：

Daiki Koizumi. On the Prediction of a Nonstationary Bernoulli Distribution based on Bayes Decision Theory. Proceedings of the 13th International Conference on Agents and Artificial Intelligence (ICAART2021). 2021. 2. 957-965
Daiki Koizumi. Credible Interval Prediction of a Nonstationary Poisson Distribution based on Bayes Decision Theory. Proceedings of the 12th International Conference on Agents and Artificial Intelligence (ICAART2020). 2020. 2. 995-1002
Daiki Koizumi. Bayesian Estimation of Hard Disk Drives' Lifetime under Gamma Distribution. International Society for Bayesian Analysis (ISBA) 2018 World Meeting. 2018
Daiki Koizumi. On the Maximum Likelihood Estimation of Weibull Distribution with Lifetime Data of Hard Disk Drives. Proceedings of the 2017 International Conference on Parallel and Distributed Processing Techniques and Applications (PDPTA'17). 2017. 314-320
Michio Sonoda, Takeshi Matsuda, Daiki Koizumi. On the Approximate Maximum Likelihood Estimation in Stochastic Model of SQL Injection Attacks. 2016 IEEE INTERNATIONAL CONFERENCE ON SYSTEMS, MAN, AND CYBERNETICS (SMC). 2016. 802-807

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MISC (50)：

Daiki Koizumi. Supplement to the paper "Credible Interval Prediction of a Nonstationary Poisson Distribution based on Bayes Decision Theory". The Economic Review. 2020. 71. 2,3. 117-124
小泉大城. 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. 情報処理学会研究報告(数理モデル化と問題解決,MPS). 2017. 2017-MPS-114. 3. 1-4
KOIZUMI, Daiki. On the Applications of Weibull Distribution with Nonstationary Scale Parameter. Proceedings of the 2016 IEICE General Conference. 2016. 50-50
Daiki Koizumi, Toshiyasu Matsushima. On the Credible Interval Prediction of Web Traffic based on the Bayes Decision Theory. Proceeding of the 38th Symposium on Information Theory and its Applications (SITA2015). 2015. 235-240
Daiki Koizumi, Toshiyasu Matsushima. On the Bayes Optimal Prediction of Time Series under a Nonstationary Weibull Distribution. IEICE Technical Report (IT2015-33). 2015. 115. 137. 95-100

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Lectures and oral presentations (6)：

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
(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)
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
(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)
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 ~
(首都圏コンピュータ技術者株式会社(MCEA)主催セミナー 2012)
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
(芝浦工業大学理工学部数理科学科第13回談話会 2010)
ベイズ法に基づくデータ圧縮法について
(芝浦工業大学システム工学部談話会 2008)

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Professional career (1)：

Doctor of Engineering

Work history (2)：

2021/10 - 現在 Otaru University of Commerce Faculty of Commerce, Department of Information and Management Science Professor
2015/04 - 2021/09 Otaru University of Commerce Faculty of Commerce, Department of Information and Management Science Assosiate Professor

Committee career (3)：

2012/09 - 2013/04 The 3rd International Conference on Computing and Artificial Intelligence (MIC-CAI2013) Technical Program Comittee Member
2012/09 - 2012/10 The 5th International Conference on Communications, Computers and Applications (MIC-CCA2012) Reviewer
2009/01 - 電子情報通信学会英文論文誌B 査読委員

Awards (6)：

2015/03 - Information Processing Society of Japan Best Paper Award of the 77th National Convention of IPSJ
2012/03 - Information Processing Society of Japan Best Paper Award of the 74th National Convention of IPSJ
2009/03 - (財)日本数学検定協会平成20年度生涯学習功労賞
2008/03 - (財)日本数学検定協会平成19年度生涯学習功労賞
2007/03 - (財)日本数学検定協会平成18年度生涯学習功労賞

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Association Membership(s) (3)：

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)

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