Details of the Researcher

PHOTO

Koketsu Rodrigues Tiago
Section
Graduate School of Information Sciences
Job title
Associate Professor
e-Rad No.
60882256

Research History 2

  • 2025/06 - Present
    Tohoku University Graduate School of Information Sciences Associate Professor

  • 2020/04 - 2025/05
    Tohoku University Graduate School of Information Sciences Assistant Professor

Education 3

  • Tohoku University Graduate School of Information Sciences Ph.D. in Applied Information Sciences

    2017/04 - 2020/03

  • Tohoku University Graduate School of Information Sciences Masters on Applied Information Sciences

    2015/04 - 2017/03

  • Federal University of Piauí Natural Sciences Center Bachelor of Computer Science

    2010/01 - 2014/03

Professional Memberships 3

  • IEEE Communications Society

    2016/01 - Present

  • IEEE

    2015/03 - Present

  • IEEE Young Professionals

    2015/01 - Present

Research Interests 9

  • Edge Computing

  • Programming

  • High Frequency Communications

  • Satellite Networks

  • Pattern Recognition

  • Information and Communication Theory

  • 6G

  • Machine Learning

  • Smart Networks

Research Areas 8

  • Informatics / Information networks / Edge Computing

  • Informatics / Computational science / Machine Learning

  • Informatics / Computational science / Pattern Recognition

  • Informatics / Information networks / Satellite Networks

  • Informatics / Computational science / Programming

  • Informatics / Information networks / 6G

  • Informatics / Information networks / Smart Networking

  • Informatics / Information networks / Information and Communication Theory

Awards 16

  1. IEEE International Conference on Network Intelligence and Digital Content Best Paper Award

    2025/11 IEEE Beijing Section

  2. Best Editor Award

    2023/05 IEEE Communications Society

  3. Best Presentation Award

    2023/02 A3 Foresight Program Combination of Distributed and Centralized Learning over Satellite Networks

  4. IEEE ComSoc Asia-Pacific Outstanding Young Researcher Award

    2022/10 IEEE Communications Society

  5. 若手優秀研究賞

    2021/03 東北大学電気・情報系

  6. Student Award

    2021/01 Tohoku University Research Institute of Electrical Communication

  7. Research Encouragement Award

    2020/11 Minoru Ishida Foundation

  8. Dean Award

    2020/03 Tohoku University Graduate School of

  9. President Award

    2020/03 Tohoku University

  10. IEEE Transactions on Computers Best Paper Award

    2019/11 IEEE Computer Society Cloudlets Activation Scheme for Scalable Mobile Edge Computing with Transmission Power Control and Virtual Machine Migration

  11. IEEE Transactions on Computers Spotlight Paper

    2018/09 IEEE Computer Society Cloudlets Activation Scheme for Scalable Mobile Edge Computing with Transmission Power Control and Virtual Machine Migration

  12. Best Presentation Award

    2018/07 Tohoku University Graduate School of Information Sciences Realizing 5G and IoT: Various Methods for Lifting Device Limitation in High Scale Scenarios

  13. Sendai Chapter Student Excellent Research Award

    2017/11 IEEE Communications Society

  14. Dean Award

    2017/03 Tohoku University Graduate School of Information Sciences

  15. Best Presentation Award

    2016/07 A3 Foresigh Program A Study on Improving Service Delay and Sustainability in Edge Cloud Computing

  16. Tokyo Chapter Young Researcher’s Encouragement Award

    2016/07 IEEE Vehicular Technology Society Towards a Low-Delay Edge Cloud Computing through a Combined Communication and Computation Approach

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Papers 41

  1. DFCA: Decentralized Federated Clustering Algorithm

    Jonas Kirch, Sebastian Becker, Tiago Koketsu Rodrigues, Stefan Harmeling

    IEEE INTERNET OF THINGS JOURNAL 13 (11) 22862-22872 2026/06/01

    DOI: 10.1109/JIOT.2026.3669440  

    ISSN: 2327-4662

  2. Breakout Local Search for Load-Balanced Federated Learning in Multi-BS Networks

    Mina Kato, Xun Yuan, Tiago Koketsu Rodrigues, Fengxiao Tang, Ming Zhao, Nei Kato

    IEEE TRANSACTIONS ON EMERGING TOPICS IN COMPUTING 14 (1) 364-376 2026/01

    DOI: 10.1109/TETC.2026.3667101  

    ISSN: 2168-6750

  3. Multi Layer Jamming Detection and Classification in 6G-Enabled Satellite-Air-Ground Integrated Networks Using Machine Learning

    Shikhar Verma, Tiago Koketsu Rodrigues, Nei Kato, Masayuki Ariyoshi, Yohei Hasegawa

    IEEE TRANSACTIONS ON NETWORK SCIENCE AND ENGINEERING 13 8224-8240 2026

    DOI: 10.1109/TNSE.2026.3676399  

    ISSN: 2327-4697

  4. Multiview Spatiotemporal Dynamic Graph Convolution Network for Traffic Flow Prediction Peer-reviewed

    Lihong Zhong, Bin Wang, Zhao Tian, Tiago Koketsu Rodrigues, Wei Liu, Wei She

    IEEE Internet of Things Journal 12 (18) 37062-37076 2025/09/15

    Publisher: Institute of Electrical and Electronics Engineers (IEEE)

    DOI: 10.1109/jiot.2025.3580788  

    eISSN: 2327-4662 2372-2541

  5. Breakout Local Search Solution to the Offloading Decision Problem in a Multi-Access Edge Computing Cloud-Enabled Network

    Mina Kato, Tiago Koketsu Rodrigues, Nei Kato

    IEEE Transactions on Emerging Topics in Computing 13 (3) 1328-1338 2025/07

    Publisher: Institute of Electrical and Electronics Engineers (IEEE)

    DOI: 10.1109/tetc.2025.3598369  

    eISSN: 2168-6750 2376-4562

  6. Empirical Analysis of Statistical Variation in Channel Data of WiGig Networks Towards 6G

    Shikhar Verma, Tiago Koketsu Rodrigues, Nei Kato, Mostafa M. Fouda, Muhammad Ismail

    2025 IEEE 101st Vehicular Technology Conference (VTC2025-Spring) 1-5 2025/06/17

    Publisher: IEEE

    DOI: 10.1109/vtc2025-spring65109.2025.11174633  

  7. NOVEL BREAKOUT LOCAL SEARCH FOR OFFLOADING TASKS IN MULTI-TIERED CLOUD ENVIRONMENT CONSIDERING TRANSMISSION AND PROCESSING

    Mina Kato, Tiago Koketsu Rodrigues, Shikhar Verma

    2025 9TH IEEE INTERNATIONAL CONFERENCE ON NETWORK INTELLIGENCE AND DIGITAL CONTENT, IC-NIDC 269-274 2025

    DOI: 10.1109/IC-NIDC67200.2025.11390138  

    ISSN: 2374-0272

  8. Weather Attenuation Dataset Generation Method for Prediction-based Control of Non-Terrestrial High-Frequency Wireless Networks

    Tiago Koketsu Rodrigues, Norranat Songsriboonsit, Shikhar Verma

    2025 IEEE VTS ASIA PACIFIC WIRELESS COMMUNICATIONS SYMPOSIUM, APWCS 2025

    DOI: 10.1109/APWCS67981.2025.11151891  

  9. TouchAI: Towards Waterproof Mobile Touchscreen Interface via Acoustic-Inertial Sensing Modalities

    Jihwan Lee, Youngwook Son, Tiago Koketsu Rodrigues, Yishi Zhu, Chulyoung Kwak, Saewoong Bahk

    IEEE Internet of Things Journal 1-1 2025

    Publisher: Institute of Electrical and Electronics Engineers (IEEE)

    DOI: 10.1109/jiot.2025.3646116  

    eISSN: 2327-4662 2372-2541

  10. Latency-Aware Task Offloading in Multi-Tier SAGIN With FSO-Enabled Mobile Edge Computing

    Reham Wafaee Ibrahim, Tiago Koketsu Rodrigues, Nei Kato, Masayuki Ariyoshi, Yohei Hasegawa

    IEEE Transactions on Vehicular Technology 1-13 2025

    Publisher: Institute of Electrical and Electronics Engineers (IEEE)

    DOI: 10.1109/tvt.2025.3639568  

    ISSN: 0018-9545

    eISSN: 1939-9359

  11. Virtualized Service Orchestration in Space-Air-Ground Integrated Networks: Challenges and Future Directions

    Yawen Tan, Tiago Koketsu Rodrigues, Qi Guo, Nei Kato, Masayuki Ariyoshi, Yohei Hasegawa

    IEEE Network 1-9 2025

    Publisher: Institute of Electrical and Electronics Engineers (IEEE)

    DOI: 10.1109/mnet.2025.3603633  

    ISSN: 0890-8044

    eISSN: 1558-156X

  12. Evaluating C/N and BER in FSO Vehicular-HAP-Satellite Links Under Rain and Cloud Scattering

    Reham Wafaee Ibrahim, Tiago Koketsu Rodrigues, Nei Kato, Masayuki Ariyoshi

    IEEE Wireless Communications Letters 1-1 2025

    Publisher: Institute of Electrical and Electronics Engineers (IEEE)

    DOI: 10.1109/lwc.2025.3556742  

    ISSN: 2162-2337

    eISSN: 2162-2345

  13. Prediction-Based Link Selection With Machine Learning in HAP-Assisted FSO Networks

    Norranat Songsriboonsit, Tiago Koketsu Rodrigues, Yuichi Kawamoto, Yasutaka Yamashita, Marika Morikawa, Nei Kato

    IEEE Wireless Communications Letters 1-1 2025

    Publisher: Institute of Electrical and Electronics Engineers (IEEE)

    DOI: 10.1109/lwc.2025.3530481  

    ISSN: 2162-2337

    eISSN: 2162-2345

  14. Exploiting Radio Frequency Characteristics With a Support Unmanned Aerial Vehicle to Improve Wireless Sensor Location Estimation Accuracy

    Mina Kato, Tiago Koketsu Rodrigues, Toru Abe, Takuo Suganuma

    IEEE Internet of Things Journal 2024/12/15

    DOI: 10.1109/jiot.2024.3448394  

    ISSN: 2327-4662 2372-2541

  15. Smart Handover with Predicted User Behavior using Convolutional Neural Networks for WiGig Systems

    Tiago Koketsu Rodrigues, Shikhar Verma, Yuichi Kawamoto, Nei Kato, Mostafa M. Fouda, Muhammad Ismail

    IEEE Network 2024/01/12

    DOI: 10.1109/mnet.2024.3353301  

    ISSN: 0890-8044 1558-156X

  16. Challenges and Machine Learning Solutions for Optical Communications in Space-Air- Ground Integrated Networks for 6G

    Masayuki Ariyoshi, Junichi Funada, Emmanuel Le Taillandier de Gabory, Shigeru Asai, Tiago Koketsu Rodrigues, Yuichi Kawamoto, Nei Kato

    IEEE Wireless Communications 1-8 2024

    Publisher: Institute of Electrical and Electronics Engineers (IEEE)

    DOI: 10.1109/mwc.015.2300598  

    ISSN: 1536-1284

    eISSN: 1558-0687

  17. A Survey On Multi-AP Coordination Approaches Over Emerging WLANs: Future Directions and Open Challenges

    Shikhar Verma, Tiago Koketsu Rodrigues, Yuichi Kawamoto, Mostafa M. Fouda, Nei Kato

    IEEE Communications Surveys and Tutorials 2023/12/19

    DOI: 10.1109/comst.2023.3344167  

    ISSN: 1553-877X 2373-745X

  18. Quantum Multiagent Actor–Critic Networks for Cooperative Mobile Access in Multi-UAV Systems

    Chanyoung Park, Won Joon Yun, Jae Pyoung Kim, Tiago Koketsu Rodrigues, Soohyun Park, Soyi Jung, Joongheon Kim

    IEEE Internet of Things Journal 10 (22) 20033-20048 2023/11/15

    Publisher: Institute of Electrical and Electronics Engineers (IEEE)

    DOI: 10.1109/jiot.2023.3282908  

    eISSN: 2327-4662 2372-2541

  19. Robust Deep Learning-based Indoor mmWave Channel Prediction under Concept Drift

    Eslam Hasan, Elmahedi Mahalal, Muhammad Ismail, Zi Yang Wu, Mostafa M. Fouda, Tiago Koketsu Rodrigues, Nei Kato

    IEEE Vehicular Technology Conference 2023

    DOI: 10.1109/VTC2023-Fall60731.2023.10333513  

    ISSN: 1550-2252

  20. Impact of UAV Failure and Severe Weather Conditions in mmWave and Terahertz Signals for AeriaL Edge Computing

    Reham Wafaee Ibrahim, Tiago Koketsu Rodrigues, Nei Kato

    IEEE Vehicular Technology Conference 2023

    DOI: 10.1109/VTC2023-Fall60731.2023.10333847  

    ISSN: 1550-2252

  21. Five Disruptive Technologies in 6G to Support Digital Twin Networks

    Qi Guo, Fengxiao Tang, Tiago Koketsu Rodrigues, Nei Kato

    IEEE Wireless Communications 2023

    DOI: 10.1109/MWC.013.2200296  

    ISSN: 1536-1284

    eISSN: 1558-0687

  22. Hybrid Centralized and Distributed Learning for MEC-equipped Satellite 6G Networks

    Tiago Koketsu Rodrigues, Nei Kato

    IEEE Journal on Selected Areas in Communications 41 (4) 1-1 2023

    Publisher: Institute of Electrical and Electronics Engineers (IEEE)

    DOI: 10.1109/jsac.2023.3242700  

    ISSN: 0733-8716

    eISSN: 1558-0008

  23. Network Slicing with Centralized and Distributed Reinforcement Learning for Combined Satellite/Ground Networks in a 6G Environment

    Tiago Koketsu Rodrigues, Nei Kato

    IEEE Wireless Communications 29 (1) 104-110 2022/02/01

    DOI: 10.1109/MWC.001.2100287  

    ISSN: 1536-1284

    eISSN: 1558-0687

  24. Survey on Digital Twin Edge Networks (DITEN) Toward 6G

    Fengxiao Tang, Xuehan Chen, Tiago Koketsu Rodrigues, Ming Zhao, Nei Kato

    IEEE Open Journal of the Communications Society 3 1360-1381 2022

    DOI: 10.1109/OJCOMS.2022.3197811  

    eISSN: 2644-125X

  25. Deep Q Networks with Centralized Learning over LEO Satellite Networks in a 6G Cloud Environment

    Tiago Koketsu Rodrigues, Nei Kato

    2022 IEEE Global Communications Conference, GLOBECOM 2022 - Proceedings 5905-5910 2022

    DOI: 10.1109/GLOBECOM48099.2022.10000709  

  26. Robust Multi-User Beamforming for IRS-Enhanced Near-Space Downlink Communications Coexisting With Satellite System International-journal

    Sai Xu, Jiajia Liu, Tiago Koketsu Rodrigues, Nei Kato

    IEEE Internet of Things Journal 9 (16) 1-1 2021/09/14

    Publisher: Institute of Electrical and Electronics Engineers ({IEEE})

    DOI: 10.1109/jiot.2021.3112595  

    ISSN: 2372-2541

    eISSN: 2327-4662 2372-2541

  27. Deep Learning Techniques for Advancing 6G Communications in the Physical Layer International-journal

    Shangwei Zhang, Jiajia Liu, Tiago Koketsu Rodrigues, Nei Kato

    IEEE Wireless Communications 28 (5) 1-7 2021/08/06

    Publisher: Institute of Electrical and Electronics Engineers ({IEEE})

    DOI: 10.1109/mwc.001.2000516  

    ISSN: 1558-0687

    eISSN: 1558-0687

  28. Application of Cybertwin for Offloading in Mobile Multi-access Edge Computing for 6G Networks International-journal

    Tiago Koketsu Rodrigues, Jiajia Liu, Nei Kato

    IEEE Internet of Things Journal 8 (22) 1-1 2021/07/07

    Publisher: Institute of Electrical and Electronics Engineers ({IEEE})

    DOI: 10.1109/jiot.2021.3095308  

    ISSN: 2372-2541

    eISSN: 2327-4662 2372-2541

  29. Offloading Decision for Mobile Multi-Access Edge Computing in a Multi-Tiered 6G Network International-journal

    Tiago Koketsu Rodrigues, Jiajia Liu, Nei Kato

    IEEE Transactions on Emerging Topics in Computing 10 (3) 1-1 2021/06/17

    Publisher: Institute of Electrical and Electronics Engineers ({IEEE})

    DOI: 10.1109/tetc.2021.3090061  

    ISSN: 2376-4562

    eISSN: 2376-4562

  30. Envisioning Intelligent Reflecting Surface Empowered Space-Air-Ground Integrated Network

    Author Sai Xu, Jiajia Liu, Tiago Koketsu Rodrigues, Nei Kato

    IEEE Network 35 (6) 1-8 2021

    Publisher: Institute of Electrical and Electronics Engineers ({IEEE})

    DOI: 10.1109/mnet.011.2100007  

    ISSN: 0890-8044 1558-156X

    eISSN: 1558-156X

  31. Prediction of Network Traffic Load on High Variability Data Based on Distance Correlation

    Lo Pang-Yun Ting, Tiago Koketsu Rodrigues, Nei Kato, Kun-Ta Chuang

    2020 IEEE 92ND VEHICULAR TECHNOLOGY CONFERENCE (VTC2020-FALL) 2020-November 2020

    DOI: 10.1109/VTC2020-Fall49728.2020.9348769  

    ISSN: 1550-2252

  32. Machine Learning Meets Computation and Communication Control in Evolving Edge and Cloud: Challenges and Future Perspective

    Rodrigues, T.K., Suto, K., Nishiyama, H., Liu, J., Kato, N.

    IEEE Communications Surveys and Tutorials 22 (1) 38-67 2020

    DOI: 10.1109/COMST.2019.2943405  

    ISSN: 1553-877X

    eISSN: 1553-877X

  33. Hyperparameter study of machine learning solutions for the edge server deployment problem

    Tiago Koketsu Rodrigues, Katsuya Suto, Nei Kato

    IEEE Vehicular Technology Conference 2019-September 2019/09

    DOI: 10.1109/VTCFall.2019.8891500  

    ISSN: 1550-2252

  34. Edge Cloud Server Deployment with Transmission Power Control through Machine Learning for 6G Internet of Things

    Koketsu Rodrigues, T., Suto, K., Kato, N.

    IEEE Transactions on Emerging Topics in Computing 9 (4) 2099-2108 2019

    DOI: 10.1109/TETC.2019.2963091  

    ISSN: 2168-6750

    eISSN: 2168-6750

  35. An internet of things traffic-based power saving scheme in cloud-radio access network

    Miyanabe, K., Gama Rodrigues, T., Lee, Y., Nishiyama, H., Kato, N.

    IEEE Internet of Things Journal 6 (2) 3087-3096 2019

    DOI: 10.1109/JIOT.2018.2878884  

    ISSN: 2327-4662

    eISSN: 2327-4662

  36. A Probabilistic Approach to Deploying Disaster Response Network

    Nishiyama, H., Rodrigues, T.G., Liu, J.

    IEEE Transactions on Vehicular Technology 67 (12) 12086-12094 2018

    DOI: 10.1109/TVT.2018.2872542  

    ISSN: 0018-9545

  37. Cloudlets Activation Scheme for Scalable Mobile Edge Computing with Transmission Power Control and Virtual Machine Migration

    Rodrigues, T.G., Suto, K., Nishiyama, H., Kato, N., Temma, K.

    IEEE Transactions on Computers 67 (9) 1287-1300 2018

    DOI: 10.1109/TC.2018.2818144  

    ISSN: 0018-9340

  38. A PSO model with VM migration and transmission power control for low Service Delay in the multiple cloudlets ECC scenario

    Tiago Gama Rodrigues, Katsuya Suto, Hiroki Nishiyama, Nei Kato

    IEEE International Conference on Communications 2017/07/28

    DOI: 10.1109/ICC.2017.7996358  

    ISSN: 1550-3607

  39. Hybrid Method for Minimizing Service Delay in Edge Cloud Computing Through VM Migration and Transmission Power Control

    Rodrigues, T.G., Suto, K., Nishiyama, H., Kato, N.

    IEEE Transactions on Computers 66 (5) 810-819 2017

    DOI: 10.1109/TC.2016.2620469  

    ISSN: 0018-9340

  40. Towards a low-delay edge cloud computing through a combined communication and computation approach

    Tiago Gama Rodrigues, Katsuya Suto, Hiroki Nishiyama, Nei Kato, Kimihiro Mizutani, Takeru Inoue, Osamu Akashi

    IEEE Vehicular Technology Conference 2016/07/02

    DOI: 10.1109/VTCFall.2016.7881581  

    ISSN: 1550-2252

  41. QoE-guaranteed and sustainable user position guidance for post-disaster cloud radio access network

    Katsuya Suto, Tiago Gama Rodrigues, Hiroki Nishiyama, Nei Kato, Hirotaka Ujikawa, Ken Ichi Suzuki

    2016 IEEE Global Communications Conference, GLOBECOM 2016 - Proceedings 2016

    DOI: 10.1109/GLOCOM.2016.7842184  

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Presentations 11

  1. Weather Attenuation Dataset Generation Method for Prediction-based Control of Non-Terrestrial High-Frequency Wireless Networks

    Tiago Koketsu Rodrigues

    2025 21st IEEE VTS Asia Pacific Wireless Communications Symposium (APWCS 2025) 2025/08

  2. Robust Deep Learning-based Indoor mmWave Channel Prediction Under Concept Drift

    Tiago Koketsu Rodrigues

    Annual Workshop on A3 Foresight Program 2024/02/01

  3. Combination of Distributed and Centralized Learning over Satellite Networks

    Tiago Koketsu Rodrigues

    Annual Workshop on A3 Foresight Program 2023/02/01

  4. Deep Q Networks with Centralized Learning over LEO Satellite Networks in a 6G Cloud Environment

    Tiago Koketsu Rodrigues

    IEEE Global Communications Conference (GLOBECOM) 2022/12/05

  5. Study on Deep Neural Networks Applied for Smart Access Point Association in 6G WiGig Networks

    Tiago Koketsu Rodrigues

    Annual Workshop on A3 Foresight Program 2022/12/01

  6. Hyperparameter Study of Machine Learning Solutions for the Edge Server Deployment Problem

    Tiago Koketsu Rodrigues

    IEEE 90th Vehicular Technology Conference (VTC-Fall) 2019/09/23

  7. Cross-Acceleration Study of Particle Swarm Optimization Applied to Resource Minimization in Mobile Edge Computing

    Tiago Koketsu Rodrigues

    IEICE General Conference 2018/03/01

  8. Parameter Analysis for the Application of Particle Swarm Optimization to the Multiple Cloudlets Edge Cloud Computing Problem

    Tiago Koketsu Rodrigues

    IEICE Society Conference 2017/09/01

  9. A PSO model with VM migration and transmission power control for low Service Delay in the multiple cloudlets ECC scenario

    Tiago Koketsu Rodrigues

    IEEE International Conference on Communications (ICC) 2017/05/22

  10. Towards a Low-Delay Edge Cloud Computing through a Combined Communication and Computation Approach

    Tiago Koketsu Rodrigues

    IEEE 84th Vehicular Technology Conference (VTC-Fall) 2016/09/19

  11. A Study on Improving Service Delay and Sustainability in Edge Cloud Computing

    Tiago Koketsu Rodrigues

    2016 Annual Workshop on A3 Foresight Program 2016/07/01

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Research Projects 1

  1. A Study on Federated Learning for Efficient Communication Resource Allocation in 6G Heterogeneous Networks

    KOKETSU・RODRIGUES TIAGO

    Offer Organization: 日本学術振興会

    System: 科学研究費助成事業

    Category: 若手研究

    Institution: 東北大学

    2022/04/01 - 2026/03/31

Teaching Experience 4

  1. Pattern Recognition Tohoku University

  2. Programming A Tohoku University

  3. Experiment C - Network Programming Tohoku University

  4. Information and Communication Theory Tohoku University