顔写真

PHOTO

Soga Takashi
曽我 隆
Soga Takashi
曽我 隆
D3 Center, Specially Appointed Associate Professor (Full Time)

keyword High Performance Computing

Research History 2

  1. 2023/11 - Present
    Osaka University D3 Center

  2. 1986/04 - 2023/10
    NEC Solution Innovators, Ltd.

Professional Memberships 1

  1. 情報処理学会

Research Areas 1

  1. Informatics / High-performance computing /

Papers 28

  1. In silico screening by AlphaFold2 program revealed the potential binding partners of nuage-localizing proteins and piRNA-related proteins

    Shinichi Kawaguchi, Xin Xu, Takashi Soga, Kenta Yamaguchi, Ryuuya Kawasaki, Ryota Shimouchi, Susumu Date, Toshie Kai

    eLife Vol. 13 2025/04/22 Research paper (scientific journal)

    Publisher: eLife Sciences Publications, Ltd
  2. AlphaFold2 最適化の取り組み

    曽我 隆, 寺前勇希, 山口健太, 川崎隆矢, 伊達 進

    AXIES 2024 p. 162-166 2024/12

  3. AlphaFold2における構造最適化ステップの高速化

    下内良太, 河口真一, 曽我 隆, 山口健太, 川崎隆矢, 伊達 進

    xsig2024 2024/08

  4. ヤコビ法ループにおけるスレッドオーバーラップの評価

    曽我 隆, 細見 岳生, 山下 晃弘, 伊達 進

    研究報告ハイパフォーマンスコンピューティング(HPC) Vol. 2024-HPC-195 No. 24 p. 1-7 2024/08

  5. File I/O Cache Performance of Supercomputer Fugaku Using an Out-of-Core Direct Numerical Simulation Code of Turbulence

    Yuto Hatanaka, Yuki Yamane, Kenta Yamaguchi, Takashi Soga, Akihiro Musa, Takashi Ishihara, Atsuya Uno, Kazuhiko Komatsu, Hiroaki Kobayashi, Mitsuo Yokokawa

    Computational Science – ICCS 2024 p. 173-187 2024/06/30 Part of collection (book)

    Publisher: Springer Nature Switzerland
  6. 共有メモリ並列ユーザのための並列化手法の研究

    曽我隆, 下内良太, 細見岳生, 高橋慧智, 滝沢寛之, 伊達 進

    情報処理学会第193回ハイパフォーマンスコンピューティング研究会 2024-HPC-193 Vol. 26 p. 1-7 2024/03

  7. I/O Performance Evaluation of a Memory-Saving DNS Code on SX-Aurora TSUBASA

    Mitsuo Yokokawa, Yuki Yamane, Kenta Yamaguchi, Takashi Soga, Taiki Matsumoto, Akihiro Musa, Kazuhiko Komatsu, Takashi Ishihara, Hiroaki Kobayashi

    2023 IEEE International Parallel and Distributed Processing Symposium Workshops (IPDPSW) 2023/05 Research paper (international conference proceedings)

    Publisher: IEEE
  8. メモリ節約型非圧縮性乱流直接数値シミュレーションコードの挙動解析

    畑中裕翔, 松本泰生, 山根悠輝, 山口健太, 曽我隆, 撫佐昭裕, 小松一彦, 今村俊幸, 石原卓, 横川三津夫

    情報処理学会第188回ハイパフォーマンスコンピューティング研究会 Vol. 2023-HPC-188 No. 5 p. 1-8 2023/03

  9. Effects of Using a Memory Stalled Core for Handling MPI Communication Overlapping in the SOR Solver on SX-ACE and SX-Aurora TSUBASA

    Takashi Soga, Kenta Yamaguchi, Raghunandan Mathur, Osamu Watanabe, Akihiro Musa, Ryusuke Egawa, Hiroaki Kobayashi

    Supercomputing Frontiers and Innovations Vol. 7 No. 4 2020/12 Research paper (scientific journal)

    Publisher: FSAEIHE South Ural State University (National Research University)
  10. 自動車エンジン用ピストンリングまわりの気液二相流解析

    川本, 裕樹, 蔵本, 結樹, 大栗, 拓実, 高橋, 俊, 落合, 成行, 畔津, 昭彦, 鹿野, みどり, 曽我, 隆

    SENAC : 東北大学大型計算機センター広報 Vol. 52 No. 4 p. 6-13 2019/10 Research paper (bulletin of university, research institution)

    Publisher: 東北大学サイバーサイエンスセンター
  11. Performance Evaluation of Different Implementation Schemes of an Iterative Flow Solver on Modern Vector Machines

    Kenta Yamaguchi, Takashi Soga, Yoichi Shimomura, Thorsten Reimann, Kazuhiko Komatsu, Ryusuke Egawa, Akihiro Musa, Hiroyuki Takizawa, Hiroaki Kobayashi

    Supercomputing Frontiers and Innovations Vol. 6 No. 1 2019/03 Research paper (scientific journal)

    Publisher: FSAEIHE South Ural State University (National Research University)
  12. Vectorization-aware Loop Optimization with User-defined Code Transformations

    Hiroyuki Takizawa, Thorsten Reimann, Kazuhiko Komatsu, Takashi Soga, Ryusuke Egawa, Akihiro Musa, Hiroaki Kobayashi

    2017 IEEE INTERNATIONAL CONFERENCE ON CLUSTER COMPUTING (CLUSTER) p. 685-692 2017 Research paper (international conference proceedings)

  13. Characteristic Analysis of Applications for Designing a Future HPC System

    Osamu Watanabe, Takashi Soga, Youichi Shimomura, Akihiro Musa

    Sustained Simulation Performance 2014 p. 33-46 2014/11/03 Part of collection (book)

    Publisher: Springer International Publishing
  14. Exploring system architectures for next-generation CFD simulations in the postpeta-scale era

    Kazuhiko KOMATSU, Ryusuke EGAWA, Hiroyuki TAKIZAWA, Takashi SOGA, Akihiro MUSA, Hiroaki KOBAYASHI

    Journal of Fluid Science and Technology Vol. 9 No. 5 p. JFST0073-JFST0073 2014 Research paper (scientific journal)

    Publisher: Japan Society of Mechanical Engineers
  15. Performance evaluation of a next-generation CFD on various supercomputing systems

    Kazuhiko Komatsu, Takashi Soga, Ryusuke Egawa, Hiroyuki Takizawa, Hiroaki Kobayashi

    Sustained Simulation Performance 2012 - Proceedings of the Joint Workshop on High Performance Computing on Vector Systems, and Workshop on Sustained Simulation Performance p. 123-132 2013 Research paper (international conference proceedings)

    Publisher: Springer Science and Business Media, LLC
  16. Parallel processing of the Building-Cube Method on a GPU platform

    Kazuhiko Komatsu, Takashi Soga, Ryusuke Egawa, Hiroyuki Takizawa, Hiroaki Kobayashi, Shun Takahashi, Daisuke Sasaki, Kazuhiro Nakahashi

    Computers & Fluids Vol. 45 No. 1 p. 122-128 2011/06 Research paper (scientific journal)

    Publisher: Elsevier BV
  17. Performance of SOR methods on modern vector and scalar processors

    Takashi Soga, Akihiro Musa, Koki Okabe, Kazuhiko Komatsu, Ryusuke Egawa, Hiroyuki Takizawa, Hiroaki Kobayashi, Shun Takahashi, Daisuke Sasaki, Kazuhiro Nakahashi

    Computers & Fluids Vol. 45 No. 1 p. 215-221 2011/06 Research paper (scientific journal)

    Publisher: Elsevier BV
  18. Large Scaled Computation of Incompressible Flows on Cartesian Mesh Using a Vector-Parallel Supercomputer

    Shun Takahashi, Takashi Ishida, Kazuhiro Nakahashi, Hiroaki Kobayashi, Koki Okabe, Youichi Shimomura, Takashi Soga, Akihiko Musa

    Lecture Notes in Computational Science and Engineering p. 331-338 2010/08/09 Part of collection (book)

    Publisher: Springer Berlin Heidelberg
  19. Efficient Data Management for the Building Cube Method using Cartesian Meshes on the GPU Platform

    Kazuhiko Komatsu, Takashi Soga, Ryusuke Egawa, Hiroyuki Takizawa, Hiroaki Kobayashi, Shun Takahashi, Daisuke Sasaki, Kazuhiro Nakahashi

    Proceedings of International Supercomputing Conference Poster 2010/06

  20. Lessons Learned from 1-Year Experience with SX-9 and Toward the Next Generation Vector Computing

    Hiroaki Kobayashi, Ryusuke Egawa, Hiroyuki Takizawa, Koki Okabe, Akihiko Musa, Takashi Soga, Yoko Isobe

    HIGH PERFORMANCE COMPUTING ON VECTOR SYSTEMS 2009 p. 3-+ 2010 Research paper (international conference proceedings)

  21. Large-scale flow computation of complex geometries by building-cube method

    Daisuke Sasaki, Shun Takahashi, Takashi Ishida, Kazuhiro Nakahashi, Hiroaki Kobayashi, Koki Okabe, Youichi Shimomura, Takashi Soga, Akihiko Musa

    High Performance Computing on Vector Systems 2009 p. 167-178 2010 Research paper (international conference proceedings)

    Publisher: Springer Science and Business Media, LLC
  22. Performance evaluation of NEC SX-9 using real science and engineering applications

    Takashi Soga, Akihiro Musa, Youichi Shimomura, Ryusuke Egawa, Ken'ichi Itakura, Hiroyuki Takizawa, Koki Okabe, Hiroaki Kobayashi

    Proceedings of the Conference on High Performance Computing Networking, Storage and Analysis 2009/11/14 Research paper (international conference proceedings)

    Publisher: ACM
  23. Study of high resolution incompressible flow simulation based on Cartesian mesh

    Shun Takahashi, Takashi Ishida, Kazuhiro Nakahashi, Hiroaki Kobayashi, Koki Okabe, Youichi Shimomura, Takashi Soga, Akihiko Musa

    47th AIAA Aerospace Sciences Meeting including the New Horizons Forum and Aerospace Exposition 2009 Research paper (international conference proceedings)

  24. 実アプリケーションによるSX-9の性能評価

    曽我隆, 下村陽一, 撫佐昭裕, 江川隆輔, 滝沢寛之, 岡部公起, 小林広明

    情報処理学会シンポジウム論文集 (情報処理学会ワークショップ論文集) Vol. 2009 No. 2 p. 57-64 2009/01

  25. Effects of MSHR and Prefetch Mechanisms on an On-Chip Cache of the Vector Architecture

    Akihoro Musa, Yoshiei Sato, Takashi Soga, Ryusuke Egawa, Hiroyuki Takizawa, Koki Okabe, Hiroaki Kobayashi

    2008 IEEE International Symposium on Parallel and Distributed Processing with Applications 2008/12 Research paper (international conference proceedings)

    Publisher: IEEE
  26. A shared cache for a chip multi vector processor

    Akihiro Musa, Yoshiei Sato, Takashi Soga, Koki Okabe, Ryusuke Egawa, Hiroyuki Takizawa, Hiroaki Kobayashi

    Proceedings of the 9th workshop on MEmory performance: DEaling with Applications, systems and architecture 2008/10/26 Research paper (international conference proceedings)

    Publisher: ACM
  27. First Experiences with NEC SX-9.

    Hiroaki Kobayashi, Ryusuke Egawa, Hiroyuki Takizawa, Koki Okabe, Akihiko Musa, Takashi Soga, Yoichi Shimomura

    High Performance Computing on Vector Systems p. 3-11 2008

    Publisher: Springer
  28. Implications of Memory Performance for Highly Efficient Supercomputing of Scientific Applications

    Akihiro Musa, Hiroyuki Takizawa, Koki Okabe, Takashi Soga, Hiroaki Kobayashi

    Parallel and Distributed Processing and Applications p. 845-858 2006 Part of collection (book)

    Publisher: Springer Berlin Heidelberg

Misc. 15

  1. 東北大学サイバーサイエンスセンター高速化推進研究活動報告書(第8号)

    菅沼拓夫,滝沢寛之,高橋慧智,下村陽一,大泉健治,小野敏,山下毅,齋藤敦子,森谷友映,撫佐昭裕,磯部洋子,加藤季広,曽我隆,山口健太,佐藤佳彦

    2024/02

  2. 東北大学サイバーサイエンスセンター高速化推進研究活動報告書(第7号)

    曽根秀昭、江川隆輔、滝沢寛之、大泉健治、小野敏、山下毅、齋藤敦子、佐々木大輔、森谷友映、撫佐昭裕、渡部修、曽我隆、山口健太、下村陽一、坂口祐太

    2018/12

  3. 東北大学サイバーサイエンスセンター高速化推進研究活動報告書(第6号)

    小林広明, 岡部公起, 滝沢寛之, 江川隆輔, 小松一彦, 大泉健治, 小野 敏, 山下毅, 佐々木大輔, 森谷友映,齋藤敦子, 撫佐昭裕, 松岡浩司, 渡部修, 曽我隆, 山口健太

    2015/07

  4. ベクトルコンピュータにおける高速化

    小林広明, 江川隆輔, 小松一彦, 岡部公起, 大泉健治, 小野敏, 山下毅, 佐々木大輔, 森谷友映, 齋藤敦子, 撫佐昭裕, 松岡浩司, 渡部修, 曽我隆, 山口健太

    SENAC : 東北大学大型計算機センター広報 Vol. 48 No. 3 p. 20-51 2015/07

  5. スーパーコンピュータSX-9の高速化

    江川隆輔, 岡部公起, 伊藤英一, 小野敏, 山下毅, 撫佐昭裕, 神山典, 小久保達信, 吉村健二, 遠藤清隆, 小沢実希, 坂本英顕, 金野浩伸, 坂口祐太, 曽我隆

    Vol. 45 No. 2 p. 25-60 2012/04

  6. 並列処理

    江川隆輔, 岡部公起, 伊藤英一, 小野敏, 山下毅, 撫佐昭裕, 神山典, 小久保達信, 金野浩伸, 曽我隆, 塩田和永

    Vol. 45 No. 1 p. 17-41 2012/01

  7. 並列コンピュータExpress5800の高速化

    江川隆輔, 岡部公起, 伊藤英一, 小野敏, 山下毅, 撫佐昭裕, 神山典, 小久保達信, 吉村健二, 坂本英顕, 金野浩伸, 曽我隆

    Vol. 44 No. 4 p. 47-52 2011/10

  8. 東北大学サイバーサイエンスセンター高速化推進研究活動報告書(第5号)

    小林広明, 岡部公起, 滝沢寛之, 江川隆輔, 伊藤英一, 大泉健治, 小野敏, 小久保達信, 橋本ユキ子, 磯部洋子,撫佐昭裕, 神山典, 金野浩伸, 曽我隆, 塩田和永, 坂口祐太

    2011/04

  9. SX-9による大規模並列シミュレーション(3.2 第7回情報シナジー研究会, 3. 研究活動報告)

    曽我隆, 下村陽一, 撫佐昭裕, 江川隆輔, 滝沢寛之, 岡部公起, 小林広明, 高橋俊, 中橋和博

    年報 Vol. 8 p. 88-93 2009/07

  10. 大規模非圧縮性流体シミュレーションの工学問題への応用

    高橋俊, 石田崇, 中橋和博, 小林広明, 岡部公起, 下村陽一, 曽我隆, 撫佐昭裕

    SENAC : 東北大学大型計算機センター広報 Vol. 42 No. 1 p. 107-114 2009/01

  11. ベクトル-パラレル計算機を用いたBuilding-Cube法による高密度数値計算

    高橋俊, 石田崇, 中橋和博, 小林広明, 岡部公起, 下村陽一, 曽我隆, 撫佐昭裕

    Vol. 40th-2008 p. 433-434 2008

  12. MPIプログラミング入門

    野口孝明, 曽我隆, 金野浩伸, 撫佐昭裕, 大泉健治, 小野敏, 伊藤英一, 岡部公起, 江川隆輔, 小林広明

    SENAC : 東北大学大型計算機センター広報 Vol. 40 No. 4 p. 69-94 2007/10

  13. 実シミュレーションコードによる大規模科学計算システムの性能評価(3.2 第4回情報シナジー研究会, 3. 研究活動)

    滝沢寛之, 岡部公起, 伊藤英一, 撫佐昭裕, 曽我隆, 伊藤学, 小林広明

    年報 Vol. 5 p. 78-83 2006/06

  14. 実シミュレーションコードによる大規模科学計算システムの性能評価

    小林広明, 岡部公起, 撫佐昭裕, 曽我隆, 松村佳昭, 伊藤学

    SENAC : 東北大学大型計算機センター広報 Vol. 38 No. 4 p. 39-59 2005/10

  15. 「高速化推進研究活動報告 第3号」より SX-7高速化技法

    岡部公起, 伊藤英一, 撫佐昭裕, 石井繭子, 吉村健二, 金野浩伸, 曽我隆

    SENAC : 東北大学大型計算機センター広報 Vol. 38 No. 4 p. 61-103 2005/10

Presentations 11

  1. Direct Numerical Simulation of Turbulence using File I/O Functions

    Mituo Yokokawa, Yuki Yamane, Kenta Yamaguchi, Takashi Soga, Akihiro Musa

    2nd Workshop on Sustained Simulation performance Toward Future HPC Technologies 2021/12

  2. Evaluation of Tsunami Inundation Simulation using Vector-Scalar Hybrid MPI on SX-Aurora TSUBASA

    Akihiro Musa, Takashi Soga, Takashi Abe, Masayuki Sato, Kazuhiko Komatsu, Shunichi Koshimura, Hiroaki Kobayashi

    The International Conference for High Performance Computing, Networking, Storage and Analysis (SC20) 2020/11

  3. Study of High Resolution Incompressible Flow Simulation Based on Cartesian Mesh

    Shun Takahashi, Takashi Ishida, Kazuhiro Nakahashi, Hiroaki Kobayashi, Koki Okabe, Takashi Soga, Youichi Shimomura, Akihiko Musa

    7th AIAA Aerospace Sciences Meeting including The New Horizons Forum and Aerospace Exposition 2019/12

  4. Optimization of a Gas-Particle Flow Solver on Vector Supercomputers

    Yoichi Shimomura, Midori Kano, Takashi Soga, Kenta Yamaguchi, Akihiro Musa, Yusuke Mizuno, Shun Takahashi, Ryusuke Egawa, Hiroyuki Takizawa

    The 31st International Conference on Parallel Computational Fluid Dynamics 2019/06

  5. Expressing the Differences in Code Optimizations between Intel Knights Landing and NEC SX-ACE Processors

    Hiroyuki Takizawa, Thorsten Reimann, Kazuhiko Komatsu, Takashi Soga, Ryusuke Egawa, Akihiro Musa, Hiroaki Kobayashi

    The 13th World Congress on Computational Mechanics/2nd Pan American Congress on Computational Mechanics 2018/07

  6. Design of the Next-Generation Vector Architecture for Postpeta-Scale CFD

    Takashi Soga, Kenta Yamaguchi, Raghunandan Mathur, Osamu Watanabe, Akihiro Musa, Ryusuke Egawa, Hiroaki Kobayashi

    The 29th International Conference on Parallel Computational Fluid Dynamics 2017/05

  7. Performance of Building Cube Method on Various Platforms

    Kazuhiko Komatsu, Takashi Soga, Ryusuke Egawa, Hiroyuki Takizawa, Hiroaki Kobayashi, Shun Takahashi, Daisuke Sasaki, Kazuhiro Nakahashi

    The 8th International Conference on Flow Dynamics 2012/11

  8. Performance Evaluation of BCM on Various Supercomputing Systems

    Kazuhiko Komatsu, Takashi Soga, Ryusuke Egawa, Hiroyuki Takizawa, Hiroaki Kobayashi, Shun Takahashi, Daisuke Sasaki, Kazuhiro Nakahashi

    The 24th International Conference on Parallel Computational Fluid Dynamics 2012/05

  9. Efficient Data Management for the Building Cube Method using Cartesian Meshes on the GPU Platform

    Kazuhiko Komatsu, Takashi Soga, Ryusuke Egawa, Hiroyuki Takizawa, Hiroaki Kobayashi, Shun Takahashi, Daisuke Sasaki, Kazuhiro Nakahashi

    Proceedings of International Supercomputing Conference Poster 2010/06

  10. Performance of SOR Methods on Vector Processor SX-9

    Takashi Soga, Akihiro Musa, Koki Okabe, Kazuhiko Komatsu, Ryusuke Egawa, Hiroyuki Takizawa, Hiroaki Kobayashi, Shun Takahashi, Daisuke Sasaki, Kazuhiro Nakahashi

    The 22nd International Conference on Parallel Computational Fluid Dynamics 2010/05

  11. Performance Evaluation of NEC SX-9 using Real Science and Engineering Applications

    Takashi Soga, Akihiro Musa, Youichi Shimomura, Ken'ichi Itakura, Koki Okabe, Ryusuke Egawa, Hiroyuki Takizawa, Hiroaki Kobayashi

    SACSIS 2010 2010/05

Academic Activities 1

  1. IEEE e-Science 2024 Venue & Finance Chairs

    2023/10 - 2024/09

Institutional Repository 1

Content Published in the University of Osaka Institutional Repository (OUKA)
  1. In silico screening by AlphaFold2 program revealed the potential binding partners of nuage-localizing proteins and piRNA-related proteins

    Kawaguchi Shinichi, Xu Xin, Soga Takashi, Yamaguchi Kenta, Kawasaki Ryuuya, Shimouchi Ryota, Date Susumu, Kai Toshie

    eLife Vol. 13 2025/04/22