Takuya Azumi

Publications

Journals

• 1. Atsushi Yano and Takuya Azumi, “Deadline Miss Early Detection Method for Mixed Timer-Driven and Event-Driven DAG Tasks,” IEEE ACCESS, Vol.11, pp.22187-22200, 2023.

  2. Atsushi Yano, Shingo Igarashi, and Takuya Azumi, “LET Paradigm Scheduling Algorithm Considering Parallel Processing on Clustered Many-core Processor,” IPSJ Journal of Information Processing, Vol.30, pp.646-658, 2022.

  3. Atsushi Yano and Takuya Azumi, “CQGA-HEFT: Q-learning-based DAG Scheduling Algorithm Using Genetic Algorithm in Clustered Many-core Platform,” IPSJ Journal of Information Processing, Vol.30, pp.659-668, 2022.

  4. Zihang Li, Atsushi Hasegawa, and Takuya Azumi, ``Autoware_Perf: A tracing and performance analysis framework for ROS 2 applications," Journal of Systems Architecture, 2022.

  5. JieYing Jiang, Feng Qi, Hiroshi Oyama, Hiroaki Nagashima, and Takuya Azumi, ``ECHONET Lite Framework Based on Embedded Component Systems," ECTI Transactions on Computer and Information Technology, 2022.

  6. Yutaro Kobayashi, Kentaro Honda, Sasuga Kojima, Hiroshi Fujimoto, Masato Edahiro, and Takuya Azumi, ``Mapping Method Usable with Clustered Many-core Platforms for Simulink Model," IPSJ Journal of Information Processing, 2022.

  7. Shingo Igarashi, Takuro Fukunaga, and Takuya Azumi, ``Accurate Contention-aware Scheduling Method on Clustered Many-core Platform,'' IPSJ Journal of Information Processing, Vol. 29, 2021. 

  8. Keita Miura, Shota Tokunaga, Yuki Horita, Yasuhiro Oda, and Takuya Azumi, ``CoSAM: Co-Simulation Framework for ROS-based Self-driving Systems and MATLAB/Simulink,'' IPSJ Journal of Information Processing, Vol.29, 2021. 

  9. Yuto Kitagawa, Tasuku Ishigooka,and Takuya Azumi, ``Anomaly Prediction Based on Machine Learning for Memory-Constrained Devices,''IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences, Vol. E102-D, No. 9, pp.1797-1807 2019.

  10. Takuro Yamamoto, Takuma Hara, Takuya Ishikawa, Hiroshi Oyama, Hiroaki Takada, and Takuya Azumi,``Component-Based mruby Platform for IoT Devices'', IPSJ Journal of Information Processing, Vol. 26. pp. 549-561, 2018. 

  11. Takuro Yamamoto, Hiroshi Oyama, and Takuya Azumi, ``Component-Based Framework of Lightweight Ruby for Efficient Embedded Software Development,'' JSSST, 2017. 

  12. Jaeyong Rho, Takuya Azumi, Mayo Nakagawa, Kenya Sato, and Nobuhiko Nishio, ``Scheduling Parallel and Distributed Processing for Automotive Data Stream Management System,'' ELSEVIER Journal of Parallel and Distributed Computing, Vol. 109, pp. 286-300, 2017. 

  13. Ryo Hasegawa, Naofumi Yawata, Noriaki Ando, Nobuhiko Nishio, and Takuya Azumi, ``Embedded Component-based Framework for Robot Technology Middleware,'' IPSJ Journal of Information Processing, Vol.25, pp.811-819, 2017.

  14. Yuhei Suzuki, Yusuke Fujii, Takuya Azumi, Nobuhiko Nishio, and Shinpei Kato,``Real-Time GPU Resource Management with Loadable Kernel Modules'', IEEE Transactions on Parallel and Distributed Systems (TPDS), Vol.28 Issue 6, pp.1715-1727, 2017.

  15. Jaeyong Rho, Takuya Azumi, Hiroshi Oyama, Kenya Sato, and Nobuhiko Nishio, ``Distributed Processing for Automotive Data Stream Management System on Mixed Single- and Multi-core Processors,'' ACM SIGBED Review, Vol. 13 Issue 3, pp.15-22, 2016.

  16. Yuki Iida, Yusuke Fujii, Takuya Azumi, Nobuhiko Nishio and Shinpei Kato, ``GPUrpc: Exploring Transparent Access to Remote GPUs,'' ACM Transactions on Embedded Computing Systems (TECS) Vol.16, Issue1, No.17, pp.1-25, 2016.

  17. Jaeyong Rho, Takuya Azumi, Akihiro Yamaguchi, Kenya Sato, and Nobuhiko Nishio, ``Reservation-Based Scheduling for Automotive DSMS under High Overload Condition,'' IPSJ Journal of Information Processing Vol.24, No.5 , 2016. 

  18. Tatsuya Yoshimoto, Toshimitsu Ushio, and Takuya Azumi,``Design of Optimal Output Feedback Controller under Overload Avoidance Caused by Processor Failure,'' Vol. 56, No.8, pp.1560-1567, 2015 (in Japanese). 

  19. Ko Fujitani, Takuma Yoshida, Akinori Nakamura, Takuya Azumi, Masahiro Mochizuki, and Nobuhiko Nishio, ``Hierarchical Clustering Method for User Browsing Intentionsased on the Relationship in Browsing History,'' IPSJ, Vol.56, No.1, pp.295-305, 2015 (in Japanese). 

  20. Tatsuya Yoshimoto, Toshimitsu Ushio, and Takuya Azumi,``Adaptive Assignment of Deadline and Clock Frequency in Real-Time Embedded Control Systems,'' IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences, Vol. E98-A, No. 1, pp.323-330, 2015.

  21. Takuya Ishikawa, Takuya Azumi, Hiroshi Oyama, Shinya Honda, and Hiroaki Takada, ``Software Component Technology for Embedded Systems with Memory Protection,'' Computer Software,  Vol. 31 No. 4 pp.105-130, 2014 (in Japanese).

  22. Atsushi Ohno, Takuya Azumi, and Nobuhiko Nishio,  TECS Components Providing Functionalities of OSEK Specifications for ITRON OS, IPSJ Journal of Information Processing Vol.22, No.4. pp.584-594, 2014.

  23. Yusuke Fujii, Takuya Takuya, Nobuhiko Nishio, and Shinpei Kato, Data Transfer Processing Offload to the GPU On-chip Microcontrollers, IPSJ, 2014 (in Japanese).

  24. Yuki Nagahara, Takahiro Ito,  Azumi Takuya, Nishio Nobuhiko, Distributed Intent: Extending an Intent in Android for Distributed Framework to Collaborate Embedded Devices, IEICE-D, 2014 (in Japanese).

  25. Ittetsu Taniguchi, Yuki Ando, Hideki Takase, Takuya Azumi, Yutaka Matsubara, Shintaro Hosoai, Yasuaki Murakami, and Midori Sugaya, Summer School on Embedded System Technologies Organized by Students and Junior Engineers, Vol.52,No.12, pp.3221-3237, 2012 (in Japanese).

  26. Takuya Ishikawa, Takuya Azumi ,Toshiyuki Ichiba, Seiya Shibata, Shinya Honda, and Hiroaki Takada, TECS-Based Software Platform on Mindstorms NXT, Vol.28,No.4, pp.158-174, 2011 (in Japanese).

  27. Takuya Azumi, Takashi Furukawa, Hiroshi Aiba, Seiya Shibata, Shinya Honda, Hiroyuki Tomiyama, and Hiroaki Takada, Open Source Simuator for Embedded System Extended Multiprocessor, Computer Software, Vol.27,No.4, pp.24-42, Nov. 2010 (in Japanese).

  28. Takuya Azumi, Shimpei Yamada, Hiroshi Oyama, Yukikazu Nakamoto, and Hiroaki Takada, Access Control Mechanism Based on Component System  for Embedded System, IEICE-D, vol. J93-D, no. 10, pp.2021-2031, Oct. 2010 (in Japanese) .

  29. Takuya Azumi,Masanari Yamamoto, Yasuo Kominami, Nobuhisa Takagi，Ukai Takayuki, Hiroshi Oyam, and Hiroaki Takada， Implementation and Evaluation of a Component System for Embedded Systems, Computer Software, Vol.26,No.4, pp.39-55, Nov. 2009 (in Japanese).

  30. Takuya Azumi, Hiroshi Oyama, and Hiroaki Takada， RPC System with Memory Sharing Consideration, IPSJ-PRO, Vol.2,No.2, pp.37-53, Mar. 2009 (in Japanese) . 

  31. Takuya Azumi, Sho Narita, Atushi Hasegawa, and Nikolay N. Mirenkov “New Environment for Event-Driven Programming”,  The Journal of Three Dimensional Images, Three Dimension Forum Society, Vol.21.No.2,p99-104, 2007.

Book & Magazines

• • Takuya Azumi, and Takuya Ishikawa,  MINDSTORM NXT Platform based on TOPPERS/ASP + TECS, Interface, pp.147-157, CQ Press, May 2011 (in Japanese).

  • Hiroshi Oyama，and Takuya Azumi， Embedded Component System, Kumikomi Press, Vol.15, pp.137-144, Gijutsu-Hyohron Co., Ltd., May 2009 (in Japanese).

International Conferences

1. Takumi Onozawa, Hiroshi Fujimoto, and Takuya Azumi, “Model-based Development for ROS 2-based Autonomous-driving Software,” In Proceedings of the 21st IEEE International Conference on Embedded and Ubiquitous Computing (EUC-2023), Exeter, UK, 3 November, 2023.

2. Yuta Tajima, Tatsuya Miki, and Takuya Azumi, “Performance Evaluation Framework for Arbitrary Nodes of Autonomous-driving Systems,” In Proceedings of the 21st IEEE International Conference on Embedded and Ubiquitous Computing (EUC-2023), Exeter, UK, 3 November, 2023.

3. Yutaro Nozaki and Takuya Azumi, “DAG Scheduling for Clustered Many-core Processor Considering Execution-time-reduction Effectiveness,” In Proceedings of The 27th International Symposium on Distributed Simulation and Real Time Applications (DS-RT 2023), Slim Barracks Rise, Singapore, 4-5 October, 2023.

4. Xuankeng He, Hiromi Sato, Yoshikazu Okumura, and Takuya Azumi, “TILDE: Topic-tracking Infrastructure for Dynamic Message Latency and Deadline Evaluator for ROS 2 Application,” In Proceedings of The 27th International Symposium on Distributed Simulation and Real Time Applications (DS-RT 2023), Slim Barracks Rise, Singapore, 4-5 October, 2023.

5. Daichi Yamazaki and Takuya Azumi, “Estimation of Deadline Miss Rate for DAG Mixed Timer-driven and Event-driven Nodes,” In Proceedings of The 27th International Symposium on Distributed Simulation and Real Time Applications (DS-RT 2023), Slim Barracks Rise, Singapore, 4-5 October, 2023.

6. Hinata Tomimori, Hiroshi Oyama, and Takuya Azumi, “Automated Testing Framework for Embedded Component Systems,”  In Proceedings of the 26th IEEE International Symposium On Real-time Distributed Computing (ISORC 2023), Nashville, Tennessee, USA, 23-25 May 2023.

7. Yoshitada Takaso, Hiroshi Oyama, Hiroaki Takada, and Takuya Azumi, “HRMP3+TECS: Component Framework for Multiprocessor Real-Time Operating System with Memory Protection,” In Proceedings of the 26th IEEE International Symposium On Real-time Distributed Computing (ISORC 2023), Nashville, Tennessee, USA, 23-25 May 2023.

8. Atsushi Yano and Takuya Azumi, “RD-Gen: Random DAG Generator Considering Multi-rate Applications for Reproducible Scheduling Evaluation,” In Proceedings of the 26th IEEE International Symposium On Real-time Distributed Computing (ISORC 2023), Nashville, Tennessee, USA, 23-25 May 2023.

9. Bo Peng, Atsushi Hasegawa, and Takuya Azumi, “Scheduling Performance Evaluation Framework for ROS 2 Applications,” In Proceedings of the 18th IEEE International Conference on Embedded Software and Systems (ICESS), Chegdu, China, 18-21 Dec. 2022.

10. Takahisa Kuboichi, Atsushi Hasegawa, Bo Peng, Keita Miura, Kenji Funaoka, Shinpei Kato, and Takuya Azumi, “CARET: Chain-Aware ROS 2 Evaluation Tool,” In Proceedings of the 20th IEEE International Conference of Embedded and Ubiquitous Computing (EUC 2022), Wuhan, China, 9-11 Dec.  2022.

11. Yoshitada Takaso, Hiroshi Oyama, and Takuya Azumi, “Component Framework for Multiprocessor Real-Time Operating Systems,” In Proceedings of the 20th IEEE International Conference of Embedded and Ubiquitous Computing (EUC 2022), Wuhan, China, 9-11 Dec. 2022.

12. Daichi Yamazaki and Takuya Azumi, “Chain-Aware Scheduling for Mixed Timer-Driven and Event-Driven DAG Tasks,” In Proceedings of the Asia Pacific Conference on Robot IoT System Development and Platform (APRIS 2022), Tokyo, Japan, 1-2 Nov. 2022.

13. Ryo Okamura and Takuya Azumi, “DAG Scheduling Considering Parallel Execution for High-Load Processing on Clustered Many-Core Processors,” In Proceedings of the 26th IEEE/ACM International Symposium on Distributed Simulation and Real Time Applications (DS-RT 2022), Alès, France, Sep. 2022.

14. Yutaro Kobayashi, Hiroshi Fujimoto, and Takuya Azumi, “Communication Overhead Schema Independent of Libraries for Software/Hardware Interface,”  In Proceedings of the 21st International Conference on Intelligent Software Methodologies, Tools, and Techniques (SOMET 2022), Kita-Kyushu, Japan, 20-22 Sep, 2022.

15. Takumi Onozawa and Takuya Azumi, “Self-driving Software Benchmark for Model-based Development,”  In Proceedings of the 21st International Conference on Intelligent Software Methodologies, Tools, and Techniques (SOMET 2022), Kita-Kyushu, Japan, 20-22 Sep, 2022.

16. Takuma Yabe and Takuya Azumi, “Exploring the Performance of Deep Neural Networks on Embedded Many-Core Processors,”  In Proceedings of the 13th ACM/IEEE International Conference on Cyber-Physical Systems (ICCPS 2022), online, 4-6 May, 2022.

17. Atsushi Yano and Takuya Azumi, “Work In Progress: Reinforcement Learning-based DAG Scheduling Algorithm in Clustered Many-Core Platform,” WiP session of the 42th IEEE Real-Time Systems Symposium (RTSS 2021), online, 2021.

18. Zihang Li, Atsushi Hasegawa, and Takuya Azumi, “Autoware_Perf: A Tracing and Performance Analysis Framework for ROS 2 Applications” In Proceedings of the 17th International Conference on Embedded Software and Systems (ICESS 2021), online, 13-14 Dec, 2021.

19. Bo Peng, Yuqing Yang, Yoshikazu Okumura, Atsushi Hasegawa, and Takuya Azumi, “ThreadedCallback: Improving Real-time Performance of ROS 2” In Proceedings of the Asia Pacific Conference on Robot IoT System Development and Platform (APRIS 2021), online, 29-30 Nov, 2021.

20. Feng Qi, Hiroshi Oyama, Hiroaki Nagashima, and Takuya Azumi, “ECHONET Lite Framework based on Embedded Component Systems with Visual Programming” In Proceedings of the Asia Pacific Conference on Robot IoT System Development and Platform (APRIS 2021), online, 29-30 Nov, 2021.

21. Shuhei Tsunoda, and Takuya Azumi, “ROS 2 Framework for Embedded Multi-core Platform” In Proceedings of the Asia Pacific Conference on Robot IoT System Development and Platform (APRIS 2021), online, 29-30 Nov, 2021.

22. Takuma Yabe, Yuto Koyanagi, Keita Miura, and Takuya Azumi, “Self-driving Simulator Test Scenario Framework with Event-triggered Functionality” In Proceedings of the Asia Pacific Conference on Robot IoT System Development and Platform (APRIS 2021), online, 29-30 Nov, 2021.

23. Tatsuya Miki and Takuya Azumi, “Porting Evaluation Framework for Self-Driving Software Based on ROS 2” In Proceedings of the Asia Pacific Conference on Robot IoT System Development and Platform (APRIS 2021), online, 29-30 Nov, 2021.

24. Yutaro Kobayashi, Hiroshi Fujimoto, and Takuya Azumi, “Performance Estimation for Embedded Many-core Processor with Software/Hardware Performance Description” In Proceedings of the Asia Pacific Conference on Robot IoT System Development and Platform (APRIS 2021), online, 29-30 Nov, 2021.

25. Ryota Shimomura, Hiroshi Oyama, and Takuya Azumi, “Dynamically Interchangeable Framework for Component Behavior of Embedded Component Systems” In Proceedings of the 19th IEEE International Conference on Embedded and Ubiquitous Computing (IEEE EUC 2021), Shenyang, China, Oct. 2021.

26. Atsushi Yano, Shingo Igarashi, and Takuya Azumi, “Contention-Free Scheduling Algorithm Using LET Paradigm for Clustered Many-core Processor” In Proceedings of the 25th IEEE/ACM International Symposium on Distributed Simulation and Real Time Applications (DS-RT 2021), Valencia, Spain, Sep. 2021.

27. Ryotaro Koike and Takuya Azumi, “Federated Scheduling in Clustered Many-core Processors” In Proceedings of the 25th IEEE/ACM International Symposium on Distributed Simulation and Real Time Applications (DS-RT 2021), Valencia, Spain, Sep. 2021.

28. Keita Miura and Takuya Azumi, ``Converting Driving Scenario Framework for Testing Self-Driving Systems,'' In Proceedings of the 18th IEEE International Conference on Embedded and Ubiquitous Computing (EUC 2020), Guangzhou, China, Dec. 2020. 

29. Shuichiro Morisaki, Seito Shirata, Hiroshi Oyama, and Takuya Azumi, ``Unit Testing Framework for Embedded Component Systems,'' In Proceedings of the 18th IEEE International Conference on Embedded and Ubiquitous Computing (EUC 2020), Guangzhou, China, Dec. 2020. 

30. Kentaro Honda, Hiroshi Fujimoto, and Takuya Azumi, ``Estimation Method Considering OS Overheads for Embedded Many-Core Platform,'' In Proceedings of the 18th IEEE International Conference on Embedded and Ubiquitous Computing (EUC 2020), Guangzhou, China, Dec. 2020. 

31. Yuqing Yang and Takuya Azumi, ``Exploring Real-Time Executor on ROS 2,'' In Proceedings of the IEEE 16th International Conference on Embedded Software and Systems (ICESS2020), Shanghai, China, Dec. 2020. 

32. Ryotaro Koike, Takuro Fukunaga, Shingo Igarashi, and Takuya Azumi, ``Contention-Free Scheduling for Clustered Many-Core Platform,'' In Proceedings of the IEEE 16th International Conference on Embedded Software and Systems (ICESS2020), Shanghai, China, Dec. 2020.

33. Katsuya Yamauchi, Tomoaki Kawada, Hiroshi Oyama, Takuya Azumi, and Hiroaki Takada, ``Dynamic Linking Method for an Embedded Component System,'' In Proceedings of the Asia Pacific Conference on Robot IoT System Development and Platform (APRIS2020), Online, Nov. 2020. (Outstanding Paper Award)

34. Jieying Jiang, Hiroshi Oyama, Hiroaki Nagashima, and Takuya Azumi, ``Case Study: ECHONET Lite Applications based on Embedded Component Systems,'' In Proceedings of the Asia Pacific Conference on Robot IoT System Development and Platform (APRIS2020), Online, Nov. 2020.

35. Takuya Azumi, Yuya Maruyama, and Shinpei Kato, ``ROS-lite: ROS Framework for NoC-Based Embedded Many-Core Platform,'' In Proceedings of  the IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS 2020), Las Vegas, Nevada, USA, Oct. 2020. 

36. Shingo Igarashi, Tasuku Ishigooka, Tatsuya Horiguchi, Ryotaro Koike, and Takuya Azumi , ``Heuristic Contention-Free Scheduling Algorithm for Multi-core Processor using LET Model,'' In Proceedings of the 24th IEEE/ACM International Symposium on Distributed Simulation and Real Time Applications (DS-RT2020), Prague, Czech Republic, Sep. 2020.

37. Ryo Yoshinaka and Takuya Azumi, ``Model-Based Development Considering Self-Driving Systems for Many-Core Processors,'' In Proceedings of the 25th IEEE International Conference on Emerging Technologies and Factory Automation (ETFA2020), Vienna, Austria, Sep. 2020. 

38. Shingo Igarashi, Yuto Kitagawa, Takuro Fukunaga, and Takuya Azumi, ``Accurate Contention Estimate Scheduling Method Using Multiple Clusters of Many-core Platform for Applications Requiring Parallel Computations,'' In Proceedings of the 28th Euromicro International Conference on Parallel, Distributed, and Network-Based Processing (PDP 2020),  Västerås, Sweden,  Mar. 2020. 

39. Kentaro Honda, Sasuga Kojima, Hiroshi Fujimoto, Masato Edahiro, and Takuya Azumi, ``Mapping Method of MATLAB/Simulink Model for Embedded Many-Core Platform,'' In Proceedings of the 28th Euromicro International Conference on Parallel, Distributed, and Network-Based Processing (PDP 2020),  Västerås, Sweden,  Mar. 2020. 

40. Shingo Igarashi and Takuya Azumi, ``Work In Progress: Considering Heuristic Schedulingfor NoC-based Clustered Many-core Processor Using LET Model,'' WiP session of the 40th IEEE Real-Time Systems Symposium (RTSS2019), Hong Kong, 2019.

41. Keita Miura, Shota Tokunaga, Noriyuki Ota, Yoshiharu Tange and Takuya Azumi, ``Autoware Toolbox: MATLAB/Simulink Benchmark Suite for ROS-based Self-driving Software Platform, ''  In Proceedings of the 30th International Workshop on Rapid System Prototyping (RSP), New York, USA, Oct. 2019.

42. Shingo Igarashi, Yuto Kitagawa, Tasuku Ishigooka, Tatsuya Horiguchi, and Takuya Azumi,``Multi-rate DAG Scheduling Considering Communication Contention for NoC-based Embedded Many-core Processor'', In Proceedings of the 23rd International Symposium on Distributed Simulation and Real Time Applications (DS-RT2019), Cosenza, Italy, Oct. 2019. (Best Paper Runner-up Award)

43. Kentaro Honda and Takuya Azumi, ``Performance Estimation for Many-core Processor in Model-Based Development'', In Proceedings of the 8th Mediterranean Conference on Embedded Computing (MECO2019), Montenegro, Jun. 2019. 

44. Hiroyuki Chishiro, Kazutoshi Suito, Tsutomu Ito, Seiya Maeda, Takuya Azumi, Kenji Funaoka, and Shinpei Kato, ``System on a Chip and Software Platforms for Fully Autonomous Driving,'' In Proceedings of the IEEE 15th International Conference on Embedded Software and Systems (ICESS2019), Nevada, USA, Jun. 2019.

45. Shota Tokunaga, Keita Miura, and Takuya Azumi, ``Autoware Toolbox: MATLAB/Simlink Benchmark Suite for ROS-based Self-driving Software Platform'',  In Proceedings of the 21st IEEE International Symposium on Real-time Computing (ISORC 2018), Valencia, Spain, May 2019.

46. Shota Tokunaga, Noriyuki Ota, Yoshiharu Tange, Keita Miura, and Takuya Azumi, ``Demo Abstract: MATLAB/Simulink Benchmark Suite for ROS-based Self-driving System,'' Demo Session of the 10th ACM/IEEE International Conference on Cyber-Physical Systems (ICCPS2019),  Montreal, Canada, Apr. 2019. 

47. Daisuke Fukutomi, Takuya Azumi, Shinpei Kato, and Nobuhiko Nishio, ``Resource Manager for Scalable Performance in ROS Distributed Environments,''  In Proceedings of the Design, Automation and Test in Europe (DATE 2019), Florence, Italy, Mar. 2019. 

48. Yuto Kitagawa, Tasuku Ishigooka, and Takuya Azumi, ``DAG Scheduling Algorithm for a Cluster-Based Many-Core Architecture,'' In Proceedings of the 16th IEEE International Conference on Embedded and Ubiquitous Computing (EUC 2018), Bucharest, Romania, Oct. 2018. 

49. Seito Shirata, Hiroshi Oyama, and Takuya Azumi, ``Runtime Component Information on Embedded Component Systems,'' In Proceedings of the 16th IEEE International Conference on Embedded and Ubiquitous Computing (EUC 2018), Bucharest, Romania, Oct. 2018. 

50. Yukihiro Saito, Futoshi Sato, Takuya Azumi, Shinpei Kato, and Nobuhiko Nishio, ``ROSCH: Real-Time Scheduling Framework for ROS'', In Proceedings of the 24th IEEE International Conference on Embedded and Real-Time Computing Systems and Applications (RTCSA 2018), Hakodate, Japan, Aug. 2018.

51. Yuto Kitagawa and Takuya Azumi, ``DAG Scheduling Algorithm Considering Large-scalecalculation Tasks Using Many-core Architecture'', the 9th International Real-Time Scheduling Open Problems Seminar (RTSOPS 2018), Barcelona, Spain, Jul. 2018. 

52. Yuhei Suzuki, Takuya Azumi, Shinpei Kato, and Nobuhiko Nishio, ``Real-Time ROS Extension on Transparent CPU/GPU Coordination Mechanism,'' In Proceedings of the 21st IEEE International Symposium on Real-time Computing (ISORC 2018), Singapore, May 2018. 

53. Shinpei Kato, Shota Tokunaga, Yuya Maruyama, Seiya Maeda, Manato Hirabayashi, Yuki Kitsukawa, Abraham Monrroy, Tomohito Ando, Yusuke Fujii, and Takuya Azumi,``Autoware on Board: Enabling Autonomous Vehicles with Embedded Systems,'' In Proceedings of the 9th ACM/IEEE International Conference on Cyber-Physical Systems (ICCPS2018),  Porto (aka Oporto), Portugal, Apr. 2018. 

54. Hiroki Hayakawa, Takuya Azumi, Akinori Sakaguchi, and Toshimitsu Ushio, ``ROS-based Support System for Supervision of Multiple UAVs by a Single Operator,'' WiP session of the 9th ACM/IEEE International Conference on Cyber-Physical Systems (ICCPS2018),  Porto (aka Oporto), Portugal, Apr. 2018. 

55. Sasuga Kojima, Masato Edahiro, and Takuya Azumi,``Remapping Method to Minimize Makespan of Simulink Model for Embedded Multi-core Systems'', In Proceedings of the 33rd International Conference on Computers and Their Applications (CATA2018), Las Vegas, Nevada, USA, Mar. 2018. 

56. Daisuke Fukutomi, Yuki Iida, Takuya Azumi, Shinpei Kato, and  Nobuhiko Nishio ``GPUhd: Augmenting YARN with GPU Resource Management,'' In Proceedings of the International Conference on High Performance Computing in Asia-Pacific Region (HPC Asia 2018), Tokyo Japan, Jan. 2018. 

57. Yuto Kitagawa, Tasuku Ishigooka, and Takuya Azumi, ``Anomaly Prediction Based on k-means Clustering for Memory-constrained Embedded Devices'', In Proceedings of 16th IEEE International Conference on Machine Learning and Applications (ICMLA 2017), pp.26-33, Cancun, Mexico, Dec. 2017. 

58. Mayo Nakagawa, Takuya Azumi, Yuto Kitagawa and Nobuhiko Nishio, ``HVMD_CC : Heterogeneous Value with Multiple Deadlines and Communication Contention,'' the 10th International Workshop on Compositional Theory and Technology for Real-Time Embedded Systems (CRTS 2017), Paris, France, Dec. 2017. 

59. Yuya Maruyama, Shinpei Kato and Takuya Azumi,``Exploring Scalable Data Allocation and Parallel Computing on NoC-based Embedded Many Cores,'' In Proceedings of the 35th IEEE International Conference on Computer Design (ICCD2017),  Massachusetts, USA, Nov. 2017. 

60. Takuro Yamamoto, Takuma Hara, Takuya Ishikawa, Hiroshi Oyama, Hiroaki Takada and Takuya Azumi, ``TINET+TECS: Component-Based TCP/IP Protocol Stack for Embedded Systems,'' In Proceedings of the IEEE 14th International Conference on Embedded Software and Systems (ICESS2017), Sydney, Australia, Aug. 2017. 

61. Sasuga Kojima, Masato Edahiro, and Takuya Azumi, ``Improving Core Allocation of Simulink Model for Embedded Multi-core Systems,'' Poster session of IEEE International Conference on Embedded and Real-Time Computing Systems and Applications (RTCSA 2017), Hsinchu, Taiwan, Aug. 2017. 

62. Shota Tokunaga and Takuya Azumi, ``Co-Simulation Framework for Autonomous Driving Systems with MATLAB/Simulink'', Demo Session of 23rd IEEE Real-Time and Embedded Technology and Applications Symposium (RTAS2017), Pittsburgh, PA, USA, Apr. 2017. 

63. Yuya Maruyama, Shinpei Kato, and Takuya Azumi, ``Exploring the Performance of ROS2,'' In Proceedings of the ACM SIGBED International Conference on Embedded Software (EMSOFT), Pittsburgh, PA, USA, Oct. 2016. 

64. Takuro Yamamoto, Hiroshi Oyama, and Takuya Azumi, ``Lightweight Ruby Framework for Improving Embedded Software Efficiency,'' In Proceedings of the 4th IEEE International Conference on Cyber-Physical Systems, Networks, and Applications (CPSNA 2016), pp.71-76, Nagoya, Japan, Oct. 2016.

65. Tomoaki Kawada, Takuya Azumi, Hiroshi Oyama, and Hiroaki Takada, ``Componentizing an Operating System Feature Using a TECS Plugin'', In Proceedings of the 4th IEEE International Conference on Cyber-Physical Systems, Networks, and Applications (CPSNA 2016), pp.95-99, Nagoya, Japan, Oct. 2016. 

66. Yukihiro Saito, Takuya Azumi, Shinpei Kato, and Nobuhiko Nishio, ``Priority and Synchronization Support for ROS,'' In Proceedings of the 4th IEEE International Conference on Cyber-Physical Systems, Networks, and Applications (CPSNA 2016), pp.77-81, Nagoya, Japan, Oct. 2016. 

67. Yuhei Suzuki, Takuya Azumi, Nobuhiko Nishio and Shinpei Kato, ``HLBS: Heterogeneous Laxity-Based Scheduling Algorithm for DAG-based Real-Time Computing,'' In Proceedings of the 4th IEEE International Conference on Cyber-Physical Systems, Networks, and Applications (CPSNA 2016), pp.82-88, Nagoya, Japan, Oct. 2016.

68. Shunsuke Hori and Takuya Azumi, ``Extended Mapping Algorithm Based on Modularity from Synchronous Block Diagrams to AUTOSAR Runnables,'' In Proceedings of the 21st IEEE International Conference on Emerging Technologies and Factory Automation (ETFA2016),  Berlin, Germany, Sep. 2016. 

69. Ryo Hasegawa, Naofumi Yawata, Noriaki Ando, Nobuhiko Nishio, and Takuya Azumi, ``RTM-TECS: Collaboration Framework for Robot Technology Middleware and Embedded Component System,’’ In Proceedings of the 19th IEEE International Symposium on Real-time Computing (ISORC 2016), pp.212-220, York, UK, May 2016.

70. Yuya Maruyama, Shinpei Kato, and Takuya Azumi, ``Preliminary Evaluation of ROS2,'' WiP session of the ACM/IEEE 6th International Conference on Cyber-Physical Systems (ICCPS2016), Vienna, Austria, Apr. 2016. 

71. Jaeyong Rho, Takuya Azumi, Hiroshi Oyama, Kenya Sato, and Nobuhiko Nishio, ``Distributed Processing for Automotive Data Stream Management System on Mixed Single- and Multi-core Processors,'' In Proceedings of 8th International Workshop on Compositional Theory and Technology for Real-Time Embedded Systems (CRTS 2015), San Antonio, Texas, Dec. 2015.

72. Ryo Hasegawa, Hiroshi Oyama ,and Takuya Azumi, ``Brushless Motor Control using RTM and TECS,'' WiP session of the 21st IEEE International Conference on Embedded and Real-Time Computing Systems and Applications (RTCSA2015), Hong Kong, China, Aug. 2015. 

73. Yuhei Suzuki,Yusuke Fujii, Takuya Azumi, Nobuhiko Nishio, and Shinpei Kato, ``CPU/GPU Collaborated Resource Management for Real-Time GPGPU Applications,'' WiP session of the 2nd IEEE International Conference on Cyber-Physical Systems, Networks, and Applications (CPSNA 2015), Hong Kong, China, Aug. 2015. 

74. Yuko Hara-Azumi, Tanvir Ahmed, Takuya Azumi, and Nikil D. Dutt, ``Instruction-Set Extension of Embedded Microprocessor for Timing Speculation, '' International Conference on Integrated Circuits, Design, and Verification (ICDV), Ho Chi Minh City, Vietnam, Aug. 2015.

75. Takuya Azumi, Yuki Nagahara, Hiroshi Oyama, and Nobuhiko Nishio ,``mruby on TECS: Component-based Framework for Running Script Program,’’ the 18th IEEE International Symposium on Object and Component-Oriented Real-Time Distributed Computing (ISORC 2015), Auckland, New Zealand, Apr. 2015. 

76. Takashi Shigekuni, Toshimitsu Ushio, and Takuya Azumi, ``Cloud-Assisted Sensing and Supervision of Multiple Unmanned Aerial Vehicles by a Single Operator,'' WiP session of the ACM/IEEE 6th International Conference on Cyber-Physical Systems (ICCPS2015),  2015. 

77. Yuki Iida, Manato Hirabayashi, Takuya Azumi, Nobuhiko Nishio, and Shinpei Kato, ``Connected Smartphones and High-Performance Servers for Remote Object Detection'', 2nd IEEE International Conference on Cyber-Physical Systems, Networks, and Applications (CPSNA 2014), Hong Kong, China, Aug. 2014. 

78. Anh Nguyen, Yusuke Fujii, Yuki Iida, Takuya Azumi, Nobuhiko Nishio, and Shinpei Kato,``Reducing Data Copies between GPUs and NICs", 2nd IEEE International Conference on Cyber-Physical Systems, Networks, and Applications (CPSNA 2014), Hong Kong, China, Aug. 2014. 

79. Yukihiro Saito, Takuya Azumi, Nobuhiko Nishio, and Shinpei Kato, ``Sensors Fusion of a Camera and a LRF on GPU for Obstacle Detection'', WiP session of the 2nd IEEE International Conference on Cyber-Physical Systems, Networks, and Applications (CPSNA 2014), Hong Kong, China, Aug. 2014

80. Jaeyong Rho, Akihiro Yamaguchi, Kenya Sato, Takuya Azumi, and Nobuhiko Nishio, ``ROP-EDF: Reservation-Based OP-EDF Scheduling for Automotive Data Stream Management System", WiP session of the IEEE 11th International Conference on Embedded Software and Systems (ICESS2014), Paris France, Aug. 2014. 

81. Atsushi Ohno, Takayuki Hikawa, Nobuhiko Nishio, and Takuya Azumi, ``Integration Framework for Legacy and Generated Code in MBD", WiP session of the 26th Euromicro Conference on Real-Time Systems (ECRTS14), Madrid, Spain, Jun. 2014.

82. Yusuke Fujii, Takuya Azumi, Nobuhiko Nishio, Shinpei Kato, and Masato Edahiro, ``Data Transfer Matters for GPU Computing",  The 19th IEEE International Conference on Parallel and Distributed Systems (ICPADS), Seoul,  Korea, Dec. 2013 (Best Paper Award).

83. Yuki Nagahara, Hiroshi Oyama, Takuya Azumi, and Nobuhiko Nishio, ``Distributed Intent: Android Framework for Networked Devices Operation", the IEEE 10th International Conference on Embedded Software and Systems (ICESS2013), Sydney, Australia, Dec. 2013.

84. Nobuhiko Nishio, Yuuki Fukuzaki, and Takuya Azumi, ``Detecting Wi-Fi Base Station Behavior Inappropriate for Positioning Method in Participatory Sensing Logs”,  International Workshop on Human Activity Sensing Corpus and its Application (HASCA2013), Zurich, Switzerland, Sep. 2013.

85. Shun Yoshimi, Takuya Azumi, and Nobuhiko Nishio, ``PDR-based Adaptation for User-Progress in Interactive Navigation System", at poster session of The 2013 ACM International Joint Conference on Pervasive and Ubiquitous Computing (UbiComp 2013), Zurich, Switzerland, Sep. 2013.

86. Yusuke Satonaka, Takumi Kitazawa, Kazuki Suzuki, Yuki Fujuzaki, Takuya Azumi, and Nobuhiko Nishio. ``Lifelog-Based Active Movement Assistant System",  1st IEEE International Conference on Cyber-Physical Systems, Networks, and Applications (CPSNA 2013), Taipei, Taiwan, Aug, 2013.

87. Yuki Iida, Yusuke Fujii, Takuya Azumi, Nobuhiko Nishio, Shinpei Kato, Tsuyoshi Hamada, Satoshi Kagami, Nobuo Kawaguchi, and Kazuya Takeda, ``Prototyping Commodity ICT for Mobility CPS", WiP session of the 1st IEEE International Conference on Cyber-Physical Systems, Networks, and Applications (CPSNA 2013), Taipei, Taiwan Aug, 2013.

88. Yusuke Fujii, Takuya Azumi, Nobuhiko Nishio, and Shinpei Kato. ``Exploring Microcontrollers in GPUs",  the 4th Asia-Pacific Workshop on Systems (APSYS 2013), Singapore,  Jul. 2013.

89. Takuya Azumi, Yasaman Samei Syahkal, Yuko Hara-Azumi, Hiroshi Oyama, and Rainer Dömer, ``TECSCE: HW/SW Codesign Framework for Data Parallelism Based on Software Component", International Embedded Systems Symposium (IESS), pp.1-13, Paderborn, Germany, Jun. 2013.

90. Takuya Ishikawa, Takuya Azumi, Hiroshi Oyama and Hiroaki Takada,``HR-TECS: Component Technology for Embedded Systems with Memory Protection", the 16th IEEE International Symposium on Object and Component-Oriented Real-Time Distributed Computing (ISORC 2013), Paderborn, Germany, Jun. 2013.

91. Yuko Hara-Azumi, Takuya Azumi, and Nikil D. Dutt, ``VISA Synthesis: Variation-Aware Instruction Set Architecture Synthesis", Asia and South Pacific Design Automation Conference (ASP-DAC13), Yokohama, Japan, pp. 243-248, Yokohama, Japan, Jan. 2013.

92. Yawata Naofumi, Azumi Takuya, and Nishio Nobuhiko, ``Enhancement of Real-time Processing by Cooperation of RTM and TECS", Work-in-Progress Session of the 18th IEEE International Conference on Embedded and Real-Time Computing Systems and Applications (RTCSA2012), Seoul,  Korea, Aug. 2012.

93. Atsushi Ohno, Takuya Azumi, and Nobuhiko Nishio,``TECS Components Providing Functionalities of OSEK Specification for ITRON OS", The 9th IEEE International Conference on Embedded Software and Systems (ICESS2012), pp. 1434-1441, Liverpool, UK, Jun. 2012.  

94. Nobuhiko Nishio, Harumitsu Fujii, Takuya Azumi, ``Automatic Generation of Personal Indoor Activity Map", the 10th International Conference on Pervasive Computing (Pervasive 2012), Newcastle, UK, Jun. 2012.

95. Takuya Azumi, Yuko Hara-Azumi, and Rainer Dömer, ``Virtual Platform Generation Using TECS Software Component and SCE", Quo Vadis, Virtual Platforms? Challenges and Solutions for Today and Tomorrow (QVVP’12), Dresden, Germany, Mar. 2012. 

96. Takahiro Ito, Takuya Azumi, and Nobuhiko Nishio: ``Extending Intent in Android for Distributed Collaboration Framework", Proceedings of the Workshop on Synthesis and System Integration of Mixed Information Technologies (SASIMI 2012), pp. 522 - 527, Oita, Japan, Mar. 2012. 

97. Takuya Azumi, Yuko Hara-Azumi, Shinya Honda, and Hiroaki Takada, ``Software Component-Based HW/SW Cosimulation Framework: A Case Study", Work-in-Progress Session of 17th IEEE Real-Time and Embedded Technology and Applications Symposium (RTAS2011), Chicago, USA, Apr. 2011.

98. Takuya Azumi, Takayuki Ukai, Hiroshi Oyama, and Hiroaki Takada, ``Wheeled Inverted Pendulum with Embedded Component System: a Case Study", Proceedings of the 13th IEEE International Symposium on Object and Component-Oriented Real-Time Distributed Computing (ISORC 2010) , pp.151-155, Carmona, Spain, May 2010. 

99. Hideki Takase, Takuya Azumi, Ittetsu Taniguchi, Yutaka Matsubara, Hayato Kanai, Shintaro Hosoai, and Midori Sugaya, ``History of Summer School on Embedded System Technologies Organized by Students and Young Engineers", 2009 Workshop on Embedded Systems Education (WESE'09), pp.19-26, Grenoble, France, Oct. 2009.

100. Takuya Azumi, Hiroshi Oyama, and Hiroaki Takada, ``Optimization of Component Connections for an Embedded Component System", IEEE/IFIP International Conference on Embedded and Uniquitous Computing (EUC2009), pp.182-188, Vancouver, Canada, Aug. 2009.

101. Takuya Azumi, Hiroshi Oyama, and Hiroaki Takada, ``Memory Allocator for Efficient Task Communications by Using RPC Channels in an Embedded Component System", Proceedings of the Ninth IASTED International Conference on Software Engineering and Applications, pp.204-209, Orlando, Florida, USA, Nov. 2008. 

102. Takuya Azumi, Hiroshi Oyama, and Hiroaki Takada, ``A Realization of RPC in Embedded Component Systems", IEEE International Conference on Embedded and Real-Time Computing Systems and Applications (RTCSA 2008) Work-in-Progress Session, Kaohsiung, Taiwan, Aug. 2008. 

103. Shimpei Yamada, Yukikazu Nakamoto, Takuya Azumi, Hiroshi Oyama, and Hiroaki Takada, ``Generic Memory Protection Mechanism for Embedded System and Its Application to Embedded Component Systems", IEEE 8th International Conference on Computer and Information Technology, pp.557-562, Sydney, Australia, Jul. 2008. 

104. Takuya Azumi, Shimpei Yamada, Hiroshi Oyama, Yukikazu Nakamoto, and Hiroaki Takada, ``A New Security Framework for Embedded Component Systems", the 11th IASTED International Conference on Software Engineering and Applications, pp.584-589, Cambridge, Massachusetts, USA, Nov. 2007. 

105. Takuya Azumi, Shimpei Yamada, Hiroshi Oyama, Yukikazu Nakamoto, and Hiroaki Takada, ``A Visual Modeling Environment for Embedded Component Systems", IEEE 7th International Conference on Computer and Information Technology (CIT2007), pp.805-810, Fukushima, Japan, Oct. 2007.

106. Takuya Azumi, Masanari Yamamoto, Yasuo Kominami, Nobuhisa Takagi, Hiroshi Oyama, and Hiroaki Takada, ``A New Specification of Software Components for Embedded Systems", Proceedings of the 10th IEEE International Symposium on Object and Component-Oriented Real-Time Distributed Computing (ISORC 2007), pp.45-50, Santorini Island, Greece, May 2007.

Recent Professional Activities

• Steering Committee

  • SWEST17 - Summer Workshop on Embedded System Technologies

  • SWEST16 - Summer Workshop on Embedded System Technologies

  • SWEST15 - Summer Workshop on Embedded System Technologies

• Organizing Committee

  • Publicity Co-chair: RTCSA2024,  IEEE International Conference on Embedded and Real-Time Computing Systems and Applications

  • Registration Chair: RTCSA2023,  IEEE International Conference on Embedded and Real-Time Computing Systems and Applications

  • Program Chair: SOMET 2022. The 21st International Conference on Intelligent Software Methodologies, Tools, and Techniques 

  • Web Chair: CPSNA2016. - IEEE International Conference on Cyber-Physical Systems, Networks, and Applications

  • Publication Chair: CPSNA2015. - IEEE International Conference on Cyber-Physical Systems, Networks, and Applications

  • Program Chair: SWEST17 - Summer Workshop on Embedded System Technologies

  • Publication Chair: CPSNA2014. - IEEE International Conference on Cyber-Physical Systems, Networks, and Applications

  • Program Chair: SWEST16 - Summer Workshop on Embedded System Technologies

  • Publicity Chair: CPSNA2013.  - IEEE International Conference on Cyber-Physical Systems, Networks, and Applications

  • WiP Chair: CPSNA2013.  - IEEE International Conference on Cyber-Physical Systems, Networks, and Applications

  • Program Chair: SWEST15 - Summer Workshop on Embedded System Technologies

• Program Committee

  • RTAS 2024 - IEEE Real-Time and Embedded Technology and Applications Symposium

  • RAGE 2024  - The 3rd Real-time And intelliGent Edge computing workshop 

  • RTSS 2023 - IEEE Real-Time Systems Symposium 

  • RTSS 2022 - IEEE Real-Time Systems Symposium 

  • RAGE 2022  - The 1st Real-time And intelliGent Edge computing workshop Held in conjunction with the 59th Design and Automation Conference (DAC 2022)

  • RTCSA 2021  - IEEE International Conference on Embedded and Real-Time Computing Systems and Applications

  • RTSS 2021  - IEEE Real-Time Systems Symposium 

  • RTCSA 2020  - IEEE International Conference on Embedded and Real-Time Computing Systems and Applications

  • ICPADS 2018 -IEEE International Conference on Parallel and Distributed Systems

  • ISORC 2016 - IEEE International Symposium on Real-Time Computing

  • ESS 2016- Embedded System Symposium

  • COOL Chips XIX -IEEE Symposium on Low-Power and High-Speed Chips 

  • RTCSA 2015 - IEEE International Conference on Embedded and Real-Time Computing Systems and Applications

  • ESS 2015- Embedded System Symposium

  • ISORC 2015 - IEEE International Symposium on Real-Time Computing

  • ESS 2014- Embedded System Symposium

  • ISORC 2014 - IEEE International Symposium on Object/Component/Service-Oriented Real-Time Distributed Computing

  • ESS 2013- Embedded System Symposium

  • ESS 2012- Embedded System Symposium

  • EUC 2011 - IEEE/IFIP International Conference on Embedded and Ubiquitous Computing

  • ESS 2011- Embedded System Symposium

  • ESS 2010- Embedded System Symposium

• Journal or Letter

  • IEEE ESL (Embedded System Letters) 

    • Editor: 2022-

  •  IPSJ Transaction on Advanced Computing Systems

    • Editor：2015~2019

  • JPSJ 

    • Editor：2017~