Keigo Nitadori

Publication Activity (10 Years)

Years Active: 2009-2023
Publications (10 Years): 13

Top Topics

Iterative Methods

Benchmark Suite

Tree Construction

Lattice Structure

Top Venues

Publications

Ken-Ichi Ishikawa, Issaku Kanamori, Hideo Matsufuru, Ikuo Miyoshi, Yuta Mukai, Yoshifumi Nakamura, Keigo Nitadori, Miwako Tsuji
102 PFLOPS lattice QCD quark solver on Fugaku. Comput. Phys. Commun. 282 (2023)
Issaku Kanamori, Keigo Nitadori, Hideo Matsufuru
Wilson matrix kernel for lattice QCD on A64FX architecture. CoRR (2023)
Issaku Kanamori, Keigo Nitadori, Hideo Matsufuru
Wilson matrix kernel for lattice QCD on A64FX architecture. HPC Asia Workshops (2023)
Shuhei Kudo, Keigo Nitadori, Takuya Ina, Toshiyuki Imamura
Prompt Report on Exa-Scale HPL-AI Benchmark. CLUSTER (2020)
Masaki Iwasawa, Daisuke Namekata, Ryo Sakamoto, Takashi Nakamura, Yasuyuki Kimura, Keigo Nitadori, Long Wang, Miyuki Tsubouchi, Jun Makino, Zhao Liu, Haohuan Fu, Guangwen Yang
Implementation and performance of Barnes-hut n-body algorithm on extreme-scale heterogeneous many-core architectures. Int. J. High Perform. Comput. Appl. 34 (6) (2020)
Shuhei Kudo, Keigo Nitadori, Takuya Ina, Toshiyuki Imamura
Implementation and Numerical Techniques for One EFlop/s HPL-AI Benchmark on Fugaku. ScalA@SC (2020)
Masaki Iwasawa, Long Wang, Keigo Nitadori, Daisuke Namekata, Takayuki Muranushi, Miyuki Tsubouchi, Junichiro Makino, Zhao Liu, Haohuan Fu, Guangwen Yang
Global Simulation of Planetary Rings on Sunway TaihuLight. ICCS (1) (2018)
Daisuke Namekata, Masaki Iwasawa, Keigo Nitadori, Ataru Tanikawa, Takayuki Muranushi, Long Wang, Natsuki Hosono, Kentaro Nomura, Junichiro Makino
Fortran interface layer of the framework for developing particle simulator FDPS. CoRR (2018)
Hideyuki Tanaka, Youhei Ishihara, Ryo Sakamoto, Takashi Nakamura, Yasuyuki Kimura, Keigo Nitadori, Miyuki Tsubouchi, Jun Makino
Automatic Generation of High-Order Finite-Difference Code with Temporal Blocking for Extreme-Scale Many-Core Systems. ESPM2@SC (2018)
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)
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)
Naoki Yoshifuji, Ryo Sakamoto, Keigo Nitadori, Jun Makino
Implementation and Evaluation of Data-Compression Algorithms for Irregular-Grid Iterative Methods on the PEZY-SC Processor. IA3@SC (2016)
Naoki Yoshifuji, Ryo Sakamoto, Keigo Nitadori, Jun Makino
Implementation and evaluation of data-compression algorithms for irregular-grid iterative methods on the PEZY-SC processor. CoRR (2016)
Masaki Iwasawa, Ataru Tanikawa, Natsuki Hosono, Keigo Nitadori, Takayuki Muranushi, Junichiro Makino
FDPS: a novel framework for developing high-performance particle simulation codes for distributed-memory systems. WOLFHPC@SC (2015)
Jeroen Bédorf, Evghenii Gaburov, Michiko S. Fujii, Keigo Nitadori, Tomoaki Ishiyama, Simon Portegies Zwart
24.77 Pflops on a Gravitational Tree-Code to Simulate the Milky Way Galaxy with 18600 GPUs. SC (2014)
Jeroen Bédorf, Evghenii Gaburov, Michiko S. Fujii, Keigo Nitadori, Tomoaki Ishiyama, Simon Portegies Zwart
24.77 Pflops on a Gravitational Tree-Code to Simulate the Milky Way Galaxy with 18600 GPUs. CoRR (2014)
Peter Berczik, Rainer Spurzem, Shiyan Zhong, Long Wang, Keigo Nitadori, Tsuyoshi Hamada, Alexander Veles
Up to 700k GPU Cores, Kepler, and the Exascale Future for Simulations of Star Clusters Around Black Holes. ISC (2013)
Tomoaki Ishiyama, Keigo Nitadori, Junichiro Makino
-body simulation on K computer: the gravitational trillion-body problem. SC (2012)
Rainer Spurzem, Peter Berczik, Ingo Berentzen, Keigo Nitadori, Tsuyoshi Hamada, Guillermo Marcus Martinez, Andreas Kugel, Reinhard Männer, J. Fiestas, Robi Banerjee, Ralf Klessen
Astrophysical particle simulations with large custom GPU clusters on three continents. Comput. Sci. Res. Dev. 26 (3-4) (2011)
Simon Portegies Zwart, Derek Groen, Tomoaki Ishiyama, Keigo Nitadori, Junichiro Makino, Cees de Laat, Steve McMillan, Kei Hiraki, Stefan Harfst, Paola Grosso
Simulating the Universe on an Intercontinental Grid. Computer 43 (8) (2010)
Simon Portegies Zwart, Tomoaki Ishiyama, Derek Groen, Keigo Nitadori, Junichiro Makino, Cees de Laat, Stephen L. W. McMillan, Kei Hiraki, Stefan Harfst, Paola Grosso
Simulating the universe on an intercontinental grid of supercomputers CoRR (2010)
Tsuyoshi Hamada, Keigo Nitadori
190 TFlops Astrophysical N-body Simulation on a Cluster of GPUs. SC (2010)
Rainer Spurzem, Peter Berczik, Keigo Nitadori, Guillermo Marcus Martinez, Andreas Kugel, Reinhard Männer, Ingo Berentzen, Ralf Klessen, Robi Banerjee
Astrophysical Particle Simulations with Custom GPU Clusters. CIT (2010)
Tsuyoshi Hamada, Keigo Nitadori, Khaled Benkrid, Yousuke Ohno, Gentaro Morimoto, Tomonari Masada, Yuichiro Shibata, Kiyoshi Oguri, Makoto Taiji
A novel multiple-walk parallel algorithm for the Barnes-Hut treecode on GPUs - towards cost effective, high performance N-body simulation. Comput. Sci. Res. Dev. 24 (1-2) (2009)
Tsuyoshi Hamada, Tetsu Narumi, Rio Yokota, Kenji Yasuoka, Keigo Nitadori, Makoto Taiji
-body simulations on GPUs with applications in both astrophysics and turbulence. SC (2009)
Tsuyoshi Hamada, Khaled Benkrid, Keigo Nitadori, Makoto Taiji
A Comparative Study on ASIC, FPGAs, GPUs and General Purpose Processors in the O(N^2) Gravitational N-body Simulation. AHS (2009)