Tomoaki Ishiyama

According to our database, Tomoaki Ishiyama authored at least 9 papers between 2010 and 2026.

Collaborative distances:

• Dijkstra number of five.
• Erdős number of four.

2026

MPI-Rockstar: a Hybrid MPI and OpenMP Parallel Implementation of the Rockstar Halo finder.

Tomoyuki Tokuue, Tomoaki Ishiyama, Ken Osato, Satoshi Tanaka, Peter Behroozi

J. Open Source Softw., March, 2026

2023

Performance Evaluation of Parallel Sortings on the Supercomputer Fugaku.

Tomoyuki Tokuue, Tomoaki Ishiyama

J. Inf. Process., 2023

2022

High Performance Gravitational N-body Simulations on Supercomputer Fugaku.

Tomoaki Ishiyama, Kohji Yoshikawa, Ataru Tanikawa

Proceedings of the HPC Asia 2022: International Conference on High Performance Computing in Asia-Pacific Region, Virtual Event, Japan, January 12, 2022

2016

Supercomputer simulations of structure formation in the Universe.

Tomoaki Ishiyama

Proceedings of the Astroinformatics 2016, Sorrento, Italy, October 19-25, 2016, 2016

2014

24.77 Pflops on a Gravitational Tree-Code to Simulate the Milky Way Galaxy with 18600 GPUs.

Jeroen Bédorf, Evghenii Gaburov, Michiko S. Fujii, Keigo Nitadori, Tomoaki Ishiyama, Simon Portegies Zwart

Proceedings of the International Conference for High Performance Computing, 2014

2012

4.45 Pflops astrophysical <i>N</i>-body simulation on K computer: the gravitational trillion-body problem.

Tomoaki Ishiyama, Keigo Nitadori, Junichiro Makino

Proceedings of the SC Conference on High Performance Computing Networking, 2012

2011

High Performance Gravitational N-body Simulations on a Planet-wide Distributed Supercomputer

Derek Groen, Simon Portegies Zwart, Tomoaki Ishiyama, Junichiro Makino

CoRR, 2011

2010

Simulating the universe on an intercontinental grid of supercomputers

Simon Portegies Zwart, Tomoaki Ishiyama, Derek Groen, Keigo Nitadori, Junichiro Makino, Cees de Laat, Stephen L. W. McMillan, Kei Hiraki, Stefan Harfst, Paola Grosso

CoRR, 2010

Simulating the Universe on an Intercontinental Grid.

Simon Portegies Zwart, Derek Groen, Tomoaki Ishiyama, Keigo Nitadori, Junichiro Makino, Cees de Laat, Steve McMillan, Kei Hiraki, Stefan Harfst, Paola Grosso

Computer, 2010