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    (Last updated : 2025-07-06 13:48:58)
  ISHIBASHI, Keisuke

   Professor

   Division of Arts and Sciences, College of Liberal Arts, International Christian University
■ Academic Background
1. 2005/07
Degree Acquisition
The University of Tokyo, Ph.D. in information science and technology
2. 1993/04~1995/03 〔Master Course〕 Mathematical Institute, Graduate School, Division of Natural Science, Tohoku University, Completed, M.S.
3. 1989/04~1993/03 Mathematical Institute, Faculty of Science, Tohoku University, Graduated, B.S.
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■ Professional Background
1. 2023/04~ Professor, Division of Arts and Sciences, College of Liberal Arts, International Christian University
2. 2018/09~2023/03 Associate Professor (New rank system), Division of Arts and Sciences, College of Liberal Arts, International Christian University
3. 2017/04~2018/09 Guest Professor, Osaka University
4. 2013/07~2018/08 Senior Research Engineer, Supervisor, Nippon Telegraph and Telephone Corporation (NTT)
5. 2006/04~2013/06 Senior Research Engineer, Nippon Telegraph and Telephone Corporation (NTT)
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■ Present Specialized Fields
Information network, Communication and network engineering, Information security 
■ Main Course Titles
Computer Network, Network Data Analytics
■ Books and Articles
1. Article Estimating Latent Traffic Demand from QoS Degradation Using a Time Series Causal Inference Approach IEEE Access 12,pp.139346-139357 (Collaboration) 2024/09Link
2. Article Extraction and Prediction of User Communication Behaviors From DNS Query Logs Based on Nonnegative Tensor Factorization IEEE Transactions on Network and Service Management 20(3),pp.2611-2624 (Collaboration) 2023/09Link
3. Article Routing and Capacity Optimization Based on Estimated Latent OD Traffic Demand IEICE Transactions on Communications E104-B(7),pp.781-790 (Collaboration) 2021/07
4. Article Intersection Control Systems with Dynamic Wait Time Applying Vehicle to Vehicle Communication Research report (School of Transdisciplinary Sciences, Graduate School of Advanced Science and Technology, Japan Advanced Institute of Science and Technology) TS-RR-2020-001,pp.1-11 (Collaboration) 2020/09Link
5. Article Extendable NFV-Integrated Control Method Using Reinforcement Learning IEICE Transactions on Communications vol.E103-B(no.8),pp.826-841 (Collaboration) 2020/08Link
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■ Academic Conference Presentation
1. 2025/07 Analyzing Strategy Changes in Multi-Agent Games Using Low-Dimensional Embedding (電子情報通信学会コミュニケーションクオリティ研究会 信学技報, vol. 125, no. 94, CQ2025-32, pp. 86-91, 2025年7月.)
2. 2025/07 Latent Probabilistic Modeling of Financial Correlation Matrices Using Student-t Variational Autoencoder (電子情報通信学会コミュニケーションクオリティ研究会 信学技報, vol. 125, no. 94, CQ2025-28, pp. 62-67, 2025年7月.)
3. 2025/07 Spatio-Temporal State Estimation and Prediction Using Graph Neural Networks (電子情報通信学会コミュニケーションクオリティ研究会 信学技報, vol. 125, no. 94, CQ2025-27, pp. 58-61, 2025年7月)
4. 2025/03 Adaptive Timeout for Microservices Communication Reliability (IEICE General Conference 2025)
5. 2025/03 Adaptive Timeout for Microservices Communication Reliability (IPSJ SIG Internet and Operation Technology 68)
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■ Lectures
1. 2023/08 Social Dilemma and Network Effect in Adoption of Network Security Countermeasures
2. 2017/11 Network Management Empowered by AI
3. 2014/09 Proactive Network Operation through Network Data Analytics
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■ Academic Society Memberships
1. 2023~ Information Processing Society of Japan
2. 2018~ Japan Society for Software Science and Tehcnology
3. 2001~ Institute of Electrical and Electronics Engineers (IEEE)
4. 1996~ he Institute of Electronics, Information and Communication Engineers (IEICE)
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■ Academic Awards
1. 2019/09 IEICE Communications Society:Distinguished Contributions Award
2. 2019/06 IEICE Best Paper Award (Separating Predictable and Unpredictable Flows via Dynamic Flow ining for Effective Traffic Engineering)
3. 2019/03 IEICE Information Network Research Award
4. 2017/03 IEICE Information Communication Management Research Award
5. 2016/06 IEICE Internet Architecture Research Award
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■ Research Topics, Funded Research, and Grants-in-Aid for Scientific Research
1. 2025/04~  "Study on Resource Optimization Control for Information and Physical Infrastructure to Mitigate Social Dilemmas  (Key Word : )
2. 2022/04~  Analysis of Cooperative Behavior and Incentive Mechanisms in Internet Security Measures  (Key Word : )
3. 2019/04~2025/03  Estimating Latent Demand for ICT Systems and Its Application to Designing and Controlling ICT Resources  (Key Word : )
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■ Social Activities
1. 2020/02~2023/03 Personal Information Committee of the City of Mitaka
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■ Committees and Societies
1. 2025/04~2025/07 13th International Workshop on Architecture, Design, Deployment, and Management of Networks and Applications (ADMNET 2025) Technical Program Committee Member
2. 2024/11~2025/06 IEEE International Conference on Communications (IEE ICC 2025) Technical Program Committee Member
3. 2024/04~2024/07 12th International Workshop on Architecture, Design, Deployment, and Management of Networks and Applications (ADMNET 2024) Organizer
4. 2023/11~2024/06 IEEE International Conference on Communications (IEE ICC 2024) Technical Program Committee Member
5. 2023/11~2024/02 International Conference on Artificial Intelligence in Information and Communication (ICAIIC 2024) Technical Program Committee Member
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■ E-Mail Addresses
  kyoin_mail
■ Grants-in-aid for Scientific Research Researcher Number
20710271