Hirofumi Tomita

21 papers A 4C 2Journal 9Unranked 6
YearRankTypeTitle / Venue / Authors
2026 J jnl
Learning-Augmented Performance Model for Tensor Product Factorization in High-Order FEM.
IEEE Access
Xuanzhengbo Ren, Yuta Kawai, Tetsuya Hoshino, Hirofumi Tomita, Takahiro Katagiri, Daichi Mukunoki, Seiya Nishizawa
2026 J jnl
Learning-Augmented Performance Model for Tensor Product Factorization in High-Order FEM.
CoRR
Xuanzhengbo Ren, Yuta Kawai, Tetsuya Hoshino, Hirofumi Tomita, Takahiro Katagiri, Daichi Mukunoki, Seiya Nishizawa
2025 — conf
Performance Evaluation of Loop Body Splitting for Fast Modal Filtering in SCALE-DG on A64FX.
HPC Asia Workshops
Xuanzhengbo Ren, Yuta Kawai, Hirofumi Tomita, Seiya Nishizawa, Takahiro Katagiri, Tetsuya Hoshino, Daichi Mukunoki, Masatoshi Kawai, Toru Nagai
2024 — conf
Implementing Fast Modal Filtering of SCALE-DG.
CLUSTER Workshops
Xuanzhengbo Ren, Yuta Kawai, Hirofumi Tomita, Seiya Nishizawa, Takahiro Katagiri, Masatoshi Kawai, Tetsuya Hoshino, Toru Nagai
2024 C conf
Parallelized Remapping Algorithms for km-scale Global Weather and Climate Simulations with Icosahedral Grid System.
HPC Asia
Chihiro Kodama, Hisashi Yashiro, Takashi Arakawa, Daisuke Takasuka, Shuhei Matsugishi, Hirofumi Tomita
2023 A conf
Big Data Assimilation: Real-time 30-second-refresh Heavy Rain Forecast Using Fugaku During Tokyo Olympics and Paralympics.
SC
Takemasa Miyoshi, Arata Amemiya, Shigenori Otsuka, Yasumitsu Maejima, James Taylor, Takumi Honda, Hirofumi Tomita, Seiya Nishizawa, Kenta Sueki, Tsuyoshi Yamaura, Yutaka Ishikawa, Shinsuke Satoh, Tomoo Ushio, Kana Koike, Atsuya Uno
2020 A conf
A 1024-member ensemble data assimilation with 3.5-km mesh global weather simulations.
SC
Hisashi Yashiro, Koji Terasaki, Yuta Kawai, Shuhei Kudo, Takemasa Miyoshi, Toshiyuki Imamura, Kazuo Minami, Hikaru Inoue, Tatsuo Nishiki, Takayuki Saji, Masaki Satoh, Hirofumi Tomita
2020 A conf
Co-design for A64FX manycore processor and "Fugaku".
SC
Mitsuhisa Sato, Yutaka Ishikawa, Hirofumi Tomita, Yuetsu Kodama, Tetsuya Odajima, Miwako Tsuji, Hisashi Yashiro, Masaki Aoki, Naoyuki Shida, Ikuo Miyoshi, Kouichi Hirai, Atsushi Furuya, Akira Asato, Kuniki Morita, Toshiyuki Shimizu
2018 C conf
DTF: An I/O Arbitration Framework for Multi-component Data Processing Workflows.
ISC
Tatiana V. Martsinkevich, Balazs Gerofi, Guo-Yuan Lien, Seiya Nishizawa, Wei-keng Liao, Takemasa Miyoshi, Hirofumi Tomita, Yutaka Ishikawa, Alok N. Choudhary
2017 J jnl
A flexible I/O arbitration framework for netCDF-based big data processing workflows on high-end supercomputers.
Concurr. Comput. Pract. Exp.
Jianwei Liao, Balazs Gerofi, Guo-Yuan Lien, Takemasa Miyoshi, Seiya Nishizawa, Hirofumi Tomita, Wei-keng Liao, Alok N. Choudhary, Yutaka Ishikawa
2017 J jnl
CONeP: A cost-effective online nesting procedure for regional atmospheric models.
Parallel Comput.
Ryuji Yoshida, Seiya Nishizawa, Hisashi Yashiro, Sachiho A. Adachi, Yousuke Sato, Tsuyoshi Yamaura, Hirofumi Tomita
2016 J jnl
"Big Data Assimilation" Toward Post-Petascale Severe Weather Prediction: An Overview and Progress.
Proc. IEEE
Takemasa Miyoshi, Guo-Yuan Lien, Shinsuke Satoh, Tomoo Ushio, Kotaro Bessho, Hirofumi Tomita, Seiya Nishizawa, Ryuji Yoshida, Sachiho A. Adachi, Jianwei Liao, Balazs Gerofi, Yutaka Ishikawa, Masaru Kunii, Juan Ruiz, Yasumitsu Maejima, Shigenori Otsuka, Michiko Otsuka, Kozo Okamoto, Hiromu Seko
2016 — conf
Automatic generation of efficient codes from mathematical descriptions of stencil computation.
FHPC@ICFP
Takayuki Muranushi, Seiya Nishizawa, Hirofumi Tomita, Keigo Nitadori, Masaki Iwasawa, Yutaka Maruyama, Hisashi Yashiro, Yoshifumi Nakamura, Hideyuki Hotta, Junichiro Makino, Natsuki Hosono, Hikaru Inoue
2016 — conf
Performance Analysis and Optimization of Nonhydrostatic ICosahedral Atmospheric Model (NICAM) on the K Computer and TSUBAME2.5.
PASC
Hisashi Yashiro, Masaaki Terai, Ryuji Yoshida, Shin-ichi Iga, Kazuo Minami, Hirofumi Tomita
2016 A conf
Simulations of below-ground dynamics of fungi: 1.184 pflops attained by automated generation and autotuning of temporal blocking codes.
SC
Takayuki Muranushi, Hideyuki Hotta, Junichiro Makino, Seiya Nishizawa, Hirofumi Tomita, Keigo Nitadori, Masaki Iwasawa, Natsuki Hosono, Yutaka Maruyama, Hikaru Inoue, Hisashi Yashiro, Yoshifumi Nakamura
2016 — conf
Toward a General I/O Arbitration Framework for netCDF Based Big Data Processing.
Euro-Par
Jianwei Liao, Balazs Gerofi, Guo-Yuan Lien, Seiya Nishizawa, Takemasa Miyoshi, Hirofumi Tomita, Yutaka Ishikawa
2014 J jnl
Improved smoothness and homogeneity of icosahedral grids using the spring dynamics method.
J. Comput. Phys.
Shin-ichi Iga, Hirofumi Tomita
2014 J jnl
Scalable rank-mapping algorithm for an icosahedral grid system on the massive parallel computer with a 3-D torus network.
Parallel Comput.
Chihiro Kodama, Masaaki Terai, Akira T. Noda, Yohei Yamada, Masaki Satoh, Tatsuya Seiki, Shin-ichi Iga, Hisashi Yashiro, Hirofumi Tomita, Kazuo Minami
2012 — conf
Multi-GPU Implementation of the NICAM Atmospheric Model.
Euro-Par Workshops
Irina Demeshko, Naoya Maruyama, Hirofumi Tomita, Satoshi Matsuoka
2008 J jnl
A New Approach to Atmospheric General Circulation Model: Global Cloud Resolving Model NICAM and its Computational Performance.
SIAM J. Sci. Comput.
Hirofumi Tomita, Koji Goto, Masaki Satoh
2008 J jnl
Nonhydrostatic icosahedral atmospheric model (NICAM) for global cloud resolving simulations.
J. Comput. Phys.
Masaki Satoh, Taro Matsuno, Hirofumi Tomita, Hiroaki Miura, Tomoe Nasuno, Shin-ichi Iga