Saito Shota

サイトウショウタ | Saito Shota

Affiliation and department：
Job title： Associate Professor

Research field (2)： Information theory , Communication and network engineering

Research keywords (5)： Information Theory , Shannon Theory , Machine Learning , Information Theoretic Security , Data Science

Research theme for competitive and other funds (5)：

2025 - 2028 Guessing under Unknown Information: An Information-Theoretic Approach with Decision Uncertainty
2023 - 2027 Foundations of Security Quantification by Integrating Information, Computation, and Cryptography Theories
2023 - 2026 Security Theory and Empirical Study for Cross-organizational Utilization of Personal Data
2022 - 2025 Applying High-Performance Data Compression Method to Data Science: Application to Data with Dependence
2019 - 2022 A Study on Fundamental Limits of Lossy Compression Based on Distortion Ball Aiming for Practical Code Construction

Papers (39)：

Yuta Nakahara, Shota Saito, Naoki Ichijo, Koki Kazama, Toshiyasu Matsushima. Bayesian Decision Theory on Decision Trees: Uncertainty Evaluation and Interpretability. Proceedings of The 28th International Conference on Artificial Intelligence and Statistics. 2025. PMLR 258. 1045-1053
Shota Saito. An Upper Bound of Cumulant Generating Function of Codeword Lengths in Variable-Length Lossy Source Coding Under Logarithmic Loss. Proceedings of 2024 International Symposium on Information Theory and Its Applications. 2024
Shota Saito. Soft Guessing Under Log-Loss Distortion Allowing Errors. 2024 IEEE International Symposium on Information Theory. 2024
Shota Saito. Meta-Bound on Lower Bounds of Bayes Risk in Parameter Estimation. IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences. 2024. Vol.E107-A. 3
Koshi SHIMADA, Shota SAITO, Toshiyasu MATSUSHIMA. An Efficient Bayes Coding Algorithm for Changing Context Tree Model. IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences. 2024. E107.A. 3. 448-457

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Lectures and oral presentations (63)：

マルチメッセージシャッフルモデルによる局所差分プライベート行結合データのプライバシ増幅
(第202回マルチメディア通信と分散処理・第108回コンピュータセキュリティ合同研究発表会 2025)
A Note on Two Upper Bounds of Cumulant Generating Function of Codeword Lengths in Variable-Length Lossy Source Coding Under Logarithmic Loss
(2024)
Two Problems Under Logarithmic Loss: Soft Guessing and Lossy Source Coding
(Mathematics for Innovation in Information and Communication Technology 2024)
Learned Lossless Compression via an Extension of the Bayes Codes
(Learn to Compress workshop @ ISIT 2024 2024)
シャッフルモデルによる局所差分プライベート行結合データのプライバシ増幅に関する考察
(第198回DPS・第104回CSEC合同研究発表会 2024)

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Works (1)：

Education (4)：

2015 - 2018 Waseda University School of Fundamental Science and Engineering Department of Pure and Applied Mathematics
2013 - 2015 Waseda University School of Fundamental Science and Engineering Department of Pure and Applied Mathematics
2009 - 2013 Waseda University School of Fundamental Science and Engineering Department of Applied Mathematics
2006 - 2009 Tohoku Gakuin Senior High School

Professional career (1)：

Work history (8)：

2023/04 - 現在 Gunma University Center for Mathematics and Data Science
2021/04 - 現在 Gunma University Faculty of Informatics Associate Professor
2021/10 - 2023/03 Yokohama National University College of Engineering Science
2021/07 - 2023/03 早稲田大学理工学術院総合研究所招聘研究員(兼任)
2021/04 - 2022/03 Waseda University School of Fundamental Science and Engineering

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Committee career (14)：

2024/06 - 2026/05 Journal of Information Processing Associate Editor
2024/03 - 2026/03 2025 Symposium on Information Theory and Its Applications (SITA2025) General Secretary
2020/05 - 2026/03 Technical Committee on Information Theory, The Institute of Electronics, Information and Communication Engineers (IEICE) Committee Member
2024/01 - 2025/12 IEEE Information Theory Society Japan Chapter Secretary
2024/04 - 2025/03 The International Symposium on Information Theory and Its Applications 2024 (ISITA 2024) TPC Member

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Awards (5)：

2019/12 - Waseda University Teaching Award
2018/12 - Symposium on Information Theory and its Applications Young Researcher Paper Award
2017/03 - Waseda University Azusa Ono Memorial Award (Academic)
2016/11 - Student Paper Award in ISITA 2016
2016/11 - IEEE IT Society Japan Chapter Young Researcher Best Paper Award in ISITA 2016

Association Membership(s) (2)：

The Institute of Electronics, Information and Communication Engineers (IEICE) , The Institute of Electrical and Electronics Engineers (IEEE)

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