Education

• • Apr. 2017 Entered Kyushu University Faculty of Mathematics, Fukuoka, Japan

  • Mar. 2021 Graduated Bachelor (Science)
    Kyushu University Faculty of Mathematics, Fukuoka, Japan

Publications

(1) Research Papers for Academic Journal

• Keiichiro Yamamura, Issa Oe, Hiroki Ishikura, and Katsuki Fujisawa, Enhancing output diversity improves Conjugate Gradient-based adversarial attacks, the 4th edition of the International Conference on Pattern Recognition and Artificial Intelligence (ICPRAI2024), 2024.

• Hiroki Ishikura, Nariaki Tateiwa, Shingo Egi, Issa Oe, Nozomi Hata, Toru Mitsutake, Keiichiro Yamamura, Miyu Fujii and Katsuki Fujisawa,Scheduling system for automated storage and retrieval system with multiple machines using a time-expanded network,Japan Journal of Industrial and Applied Mathematics, Published: 2023, https://doi.org/10.1007/s13160-023-00619-1

• Nariaki Tateiwa, Yuji Shinano, Masaya Yasuda, Shizuo Kaji, Keiichiro Yamamura, Katsuki Fujisawa, Development and analysis of massive parallelization of a lattice basis reduction algorithm, to appear in Japan Journal of Industrial and Applied Mathematics, Published: 03 April 2023, https://doi.org/10.1007/s13160-023-00580-z

(2) Research Papers for International Conference

• Junya Arai, Masahiro Nakao, Yuto Inoue, Kanto Teranishi, Koji Ueno, Keiichiro Yamamura, Mitsuhisa Sato, and Katsuki Fujisawa, Doubling Graph Traversal Efficiency to 198 TeraTEPS on the Supercomputer Fugaku, The International Conference for High Performance Computing, Networking, Storage, and Analysis (SC24), 2024

• Keiichiro Yamamura, Issa Oe, Hiroki Ishikura, and Katsuki Fujisawa, Enhancing output diversity improves Conjugate Gradient-based adversarial attacks, the 4th edition of the International Conference on Pattern Recognition and Artificial Intelligence (ICPRAI2024), 2024.

• Issa Oe, Keiichiro Yamamura, Hiroki Ishikura, Ryo Hamahira and Katsuki Fujisawa Superpixel Attack: Enhancing Black-box Adversarial Attack with Image-driven Division Areas AJCAI (Australasian Joint Conference on Artificial Intelligence), 2023.

• Miyu Fujii, David Taingngin, Keiichiro Yamamura, Nozomi Hata, Hiroki Kai, Ryuji Noda, Hiroki Ishikura, Tatsuru Higurashi, and Katsuki Fujisawa, Development and Evaluation of Embedding Methods for Graphs with Multi Attributes, Second Workshop on Knowledge Graphs and Big Data, In Conjunction with IEEE Big Data 2022, 17, Dec, 2022

• Keiichiro Yamamura, Haruki Sato, Nariaki Tateiwa, Nozomi Hata, Toru Mitsutake, Issa Oe, Hiroki Ishikura and Katsuki Fujisawa, Diversified Adversarial Attacks based on Conjugate Gradient Method, Thirty-ninth International Conference on Machine Learning (ICML 2022), 19-21 Jul, 2022.

• Nariaki Tateiwa, Yuji Shinano, Keiichiro Yamamura, Akihiro Yoshida, Shizuo Kaji, Masaya Yasuda and Katsuki Fujisawa, CMAP-LAP: Configurable Massively Parallel Solver for Lattice Problems, (28th IEEE INTERNATIONAL CONFERENCE ON HIGH PERFORMANCE COMPUTING, DATA, & ANALYTICS (HiPC)), Bangalore, 17th - 18th December, 2021.

(3) Preprint

• Nariaki Tateiwa, Yuji Shinano, Keiichiro Yamamura, Akihiro Yoshida, Shizuo Kaji, Masaya Yasuda, Katsuki Fujisawa, CMAP-LAP: Configurable Massively Parallel Solver for Lattice Problems, ZIB, 2020, ZIB-Report-21-16, urn:nbn:de:0297-zib-82802

• Nariaki Tateiwa, Yuji Shinano, Masaya Yasuda, Shizuo Kaji, Keiichiro Yamamura, Katsuki Fujisawa, Massively parallel sharing lattice basis reduction, ZIB, 2021, ZIB-Report-21-38, urn:nbn:de:0297-zib-85209

Presentation

• Keiichiro Yamamura, Diversified Adversarial Attacks based on Conjugate Gradient Method, The 7th ZIB-IMI-ISM-NUS-RIKEN-MODAL Workshop on Future Algorithms and Applications, 27th to 30th September, 2023.

• Keiichiro Yamamura, Diversified Adversarial Attacks based on Conjugate Gradient Method, The Journal of the Operations Research Society of Japan Kyushu Branch, The 1st Lecture and Workshop, hybrid, 2nd July, 2022