Hirofumi Tomita

Publication Activity (10 Years)

Years Active: 2008-2024
Publications (10 Years): 12

Top Topics

Temporal Behavior

Environmentally Friendly

Data Assimilation

Top Venues

Parallel Comput.

Publications

Chihiro Kodama, Hisashi Yashiro, Takashi Arakawa, Daisuke Takasuka, Shuhei Matsugishi, Hirofumi Tomita
Parallelized Remapping Algorithms for km-scale Global Weather and Climate Simulations with Icosahedral Grid System. HPC Asia (2024)
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
Big Data Assimilation: Real-time 30-second-refresh Heavy Rain Forecast Using Fugaku During Tokyo Olympics and Paralympics. SC (2023)
Hisashi Yashiro, Koji Terasaki, Yuta Kawai, Shuhei Kudo, Takemasa Miyoshi, Toshiyuki Imamura, Kazuo Minami, Hikaru Inoue, Tatsuo Nishiki, Takayuki Saji, Masaki Satoh, Hirofumi Tomita
A 1024-member ensemble data assimilation with 3.5-km mesh global weather simulations. SC (2020)
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
Co-design for A64FX manycore processor and "Fugaku". SC (2020)
Tatiana V. Martsinkevich, Balazs Gerofi, Guo-Yuan Lien, Seiya Nishizawa, Wei-keng Liao, Takemasa Miyoshi, Hirofumi Tomita, Yutaka Ishikawa, Alok N. Choudhary
DTF: An I/O Arbitration Framework for Multi-component Data Processing Workflows. ISC (2018)
Jianwei Liao, Balazs Gerofi, Guo-Yuan Lien, Takemasa Miyoshi, Seiya Nishizawa, Hirofumi Tomita, Wei-Keng Liao, Alok N. Choudhary, Yutaka Ishikawa
A flexible I/O arbitration framework for netCDF-based big data processing workflows on high-end supercomputers. Concurr. Comput. Pract. Exp. 29 (15) (2017)
Ryuji Yoshida, Seiya Nishizawa, Hisashi Yashiro, Sachiho A. Adachi, Yousuke Sato, Tsuyoshi Yamaura, Hirofumi Tomita
CONeP: A cost-effective online nesting procedure for regional atmospheric models. Parallel Comput. 65 (2017)
Hisashi Yashiro, Masaaki Terai, Ryuji Yoshida, Shin-ichi Iga, Kazuo Minami, Hirofumi Tomita
Performance Analysis and Optimization of Nonhydrostatic ICosahedral Atmospheric Model (NICAM) on the K Computer and TSUBAME2.5. PASC (2016)
Takayuki Muranushi, Seiya Nishizawa, Hirofumi Tomita, Keigo Nitadori, Masaki Iwasawa, Yutaka Maruyama, Hisashi Yashiro, Yoshifumi Nakamura, Hideyuki Hotta, Junichiro Makino, Natsuki Hosono, Hikaru Inoue
Automatic generation of efficient codes from mathematical descriptions of stencil computation. FHPC@ICFP (2016)
Jianwei Liao, Balazs Gerofi, Guo-Yuan Lien, Seiya Nishizawa, Takemasa Miyoshi, Hirofumi Tomita, Yutaka Ishikawa
Toward a General I/O Arbitration Framework for netCDF Based Big Data Processing. Euro-Par (2016)
Takayuki Muranushi, Hideyuki Hotta, Junichiro Makino, Seiya Nishizawa, Hirofumi Tomita, Keigo Nitadori, Masaki Iwasawa, Natsuki Hosono, Yutaka Maruyama, Hikaru Inoue, Hisashi Yashiro, Yoshifumi Nakamura
Simulations of below-ground dynamics of fungi: 1.184 pflops attained by automated generation and autotuning of temporal blocking codes. SC (2016)
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
"Big Data Assimilation" Toward Post-Petascale Severe Weather Prediction: An Overview and Progress. Proc. IEEE 104 (11) (2016)
Shin-ichi Iga, Hirofumi Tomita
Improved smoothness and homogeneity of icosahedral grids using the spring dynamics method. J. Comput. Phys. 258 (2014)
Chihiro Kodama, Masaaki Terai, Akira T. Noda, Yohei Yamada, Masaki Satoh, Tatsuya Seiki, Shin-ichi Iga, Hisashi Yashiro, Hirofumi Tomita, Kazuo Minami
Scalable rank-mapping algorithm for an icosahedral grid system on the massive parallel computer with a 3-D torus network. Parallel Comput. 40 (8) (2014)
Irina Demeshko, Naoya Maruyama, Hirofumi Tomita, Satoshi Matsuoka
Multi-GPU Implementation of the NICAM Atmospheric Model. Euro-Par Workshops (2012)
Masaki Satoh, Taro Matsuno, Hirofumi Tomita, Hiroaki Miura, Tomoe Nasuno, Shin-ichi Iga
Nonhydrostatic icosahedral atmospheric model (NICAM) for global cloud resolving simulations. J. Comput. Phys. 227 (7) (2008)
Hirofumi Tomita, Koji Goto, Masaki Satoh
A New Approach to Atmospheric General Circulation Model: Global Cloud Resolving Model NICAM and its Computational Performance. SIAM J. Sci. Comput. 30 (6) (2008)