Masahiro Nakao

According to our database, Masahiro Nakao authored at least 38 papers between 2008 and 2024.

Collaborative distances:

• Dijkstra number of four.
• Erdős number of three.

2024

Analysis Towards Energy-Aware Image-based In Situ Visualization on the Fugaku.

Razil Tahir, Jorji Nonaka, Ken Iwata, Taisei Matsushima, Naohisa Sakamoto, Chongke Bi, Masahiro Nakao, Hitoshi Murai

Proceedings of the International Conference on High Performance Computing in Asia-Pacific Region, 2024

2023

Optimization Algorithm with Automatic Adjustment of the Number of Switches in the Order/Radix Problem.

Masaki Tsukamoto, Yoshiko Hanada, Masahiro Nakao, Keiji Yamamoto

IEICE Trans. Inf. Syst., December, 2023

OpenACC Unified Programming Environment for Multi-hybrid Acceleration with GPU and FPGA.

Taisuke Boku, Ryuta Tsunashima, Ryohei Kobayashi, Norihisa Fujita, Seyong Lee, Jeffrey S. Vetter, Hitoshi Murai, Masahiro Nakao, Miwako Tsuji, Mitsuhisa Sato

Proceedings of the High Performance Computing, 2023

Introducing Open OnDemand to Supercomputer Fugaku.

Masahiro Nakao, Hidetomo Kaneyama, Masaru Nagaku, Ikki Fujiwara, Atsuko Takefusa, Shin'ichi Miura, Keiji Yamamoto

Proceedings of the SC '23 Workshops of The International Conference on High Performance Computing, 2023

Evaluating DAOS Storage on ARM64 Clients.

Michael Hennecke, Motohiko Matsuda, Masahiro Nakao

Proceedings of the HPC Asia 2023 Workshops, 2023

2022

Graph optimization algorithm using symmetry and host bias for low-latency indirect network.

Masahiro Nakao, Masaki Tsukamoto, Yoshiko Hanada, Keiji Yamamoto

Parallel Comput., 2022

2021

Graph optimization algorithm for low-latency interconnection networks.

Masahiro Nakao, Maaki Sakai, Yoshiko Hanada, Hitoshi Murai, Mitsuhisa Sato

Parallel Comput., 2021

Performance of the Supercomputer Fugaku for Breadth-First Search in Graph500 Benchmark.

Masahiro Nakao, Koji Ueno, Katsuki Fujisawa, Yuetsu Kodama, Mitsuhisa Sato

Proceedings of the High Performance Computing - 36th International Conference, 2021

XcalableACC: An Integration of XcalableMP and OpenACC.

Akihiro Tabuchi, Hitoshi Murai, Masahiro Nakao, Tetsuya Odajima, Taisuke Boku

Proceedings of the XcalableMP PGAS Programming Language, 2021

XcalableMP 2.0 and Future Directions.

Mitsuhisa Sato, Hitoshi Murai, Masahiro Nakao, Keisuke Tsugane, Tesuya Odajima, Jinpil Lee

Proceedings of the XcalableMP PGAS Programming Language, 2021

Implementation and Performance Evaluation of Omni Compiler.

Masahiro Nakao, Hitoshi Murai

Proceedings of the XcalableMP PGAS Programming Language, 2021

Mixed-Language Programming with XcalableMP.

Masahiro Nakao

Proceedings of the XcalableMP PGAS Programming Language, 2021

XcalableMP Programming Model and Language.

Hitoshi Murai, Masahiro Nakao, Mitsuhisa Sato

Proceedings of the XcalableMP PGAS Programming Language, 2021

Coarrays in the Context of XcalableMP.

Hidetoshi Iwashita, Masahiro Nakao

Proceedings of the XcalableMP PGAS Programming Language, 2021

2020

InKS: a programming model to decouple algorithm from optimization in HPC codes.

Ksander Ejjaaouani, Olivier Aumage, Julien Bigot, Michel Mehrenberger, Hitoshi Murai, Masahiro Nakao, Mitsuhisa Sato

J. Supercomput., 2020

Parallelization of All-Pairs-Shortest-Path Algorithms in Unweighted Graph.

Masahiro Nakao, Hitoshi Murai, Mitsuhisa Sato

Proceedings of the International Conference on High Performance Computing in Asia-Pacific Region, 2020

Performance Evaluation of Supercomputer Fugaku using Breadth-First Search Benchmark in Graph500.

Masahiro Nakao, Koji Ueno, Katsuki Fujisawa, Yuetsu Kodama, Mitsuhisa Sato

Proceedings of the IEEE International Conference on Cluster Computing, 2020

2019

Evaluation of XcalableACC with tightly coupled accelerators/InfiniBand hybrid communication on accelerated cluster.

Masahiro Nakao, Tetsuya Odajima, Hitoshi Murai, Akihiro Tabuchi, Norihisa Fujita, Toshihiro Hanawa, Taisuke Boku, Mitsuhisa Sato

Int. J. High Perform. Comput. Appl., 2019

Implementation and evaluation of the HPC challenge benchmark in the XcalableMP PGAS language.

Masahiro Nakao, Hitoshi Murai, Hidetoshi Iwashita, Taisuke Boku, Mitsuhisa Sato

Int. J. High Perform. Comput. Appl., 2019

A Method for Order/Degree Problem Based on Graph Symmetry and Simulated Annealing with MPI/OpenMP Parallelization.

Masahiro Nakao, Hitoshi Murai, Mitsuhisa Sato

Proceedings of the International Conference on High Performance Computing in Asia-Pacific Region, 2019

Multi-accelerator extension in OpenMP based on PGAS model.

Masahiro Nakao, Hitoshi Murai, Mitsuhisa Sato

Proceedings of the International Conference on High Performance Computing in Asia-Pacific Region, 2019

2018

Metaprogramming Framework for Existing HPC Languages Based on the Omni Compiler Infrastructure.

Hitoshi Murai, Mitsuhisa Sato, Masahiro Nakao, Jinpil Lee

Proceedings of the Sixth International Symposium on Computing and Networking, 2018

Performance evaluation for a hydrodynamics application in XcalableACC PGAS language for accelerated clusters.

Akihiro Tabuchi, Masahiro Nakao, Hitoshi Murai, Taisuke Boku, Mitsuhisa Sato

Proceedings of the Proceedings of Workshops of HPC Asia 2018, 2018

Performance evaluation for omni XcalableMP compiler on many-core cluster system based on knights landing.

Masahiro Nakao, Hitoshi Murai, Taisuke Boku, Mitsuhisa Sato

Proceedings of the Proceedings of Workshops of HPC Asia 2018, 2018

Linkage of XcalableMP and Python languages for high productivity on HPC cluster system: application to graph order/degree problem.

Masahiro Nakao, Hitoshi Murai, Taisuke Boku, Mitsuhisa Sato

Proceedings of the Proceedings of Workshops of HPC Asia 2018, 2018

A Source-to-Source Translation of Coarray Fortran with MPI for High Performance.

Hidetoshi Iwashita, Masahiro Nakao, Hitoshi Murai, Mitsuhisa Sato

Proceedings of the International Conference on High Performance Computing in Asia-Pacific Region, 2018

InKS, a Programming Model to Decouple Performance from Algorithm in HPC Codes.

Ksander Ejjaaouani, Olivier Aumage, Julien Bigot, Michel Mehrenberger, Hitoshi Murai, Masahiro Nakao, Mitsuhisa Sato

Proceedings of the Euro-Par 2018: Parallel Processing Workshops, 2018

2017

Preliminary Performance Evaluation of Coarray-based Implementation of Fiber Miniapp Suite using XcalableMP PGAS Language.

Hitoshi Murai, Masahiro Nakao, Hidetoshi Iwashita, Mitsuhisa Sato

Proceedings of PAW@SC 2017: Second Annual PGAS Applications Workshop, 2017

Implementing Lattice QCD Application with XcalableACC Language on Accelerated Cluster.

Masahiro Nakao, Hitoshi Murai, Hidetoshi Iwashita, Akihiro Tabuchi, Taisuke Boku, Mitsuhisa Sato

Proceedings of the 2017 IEEE International Conference on Cluster Computing, 2017

Implementation and Evaluation of One-sided PGAS Communication in XcalableACC for Accelerated Clusters.

Akihiro Tabuchi, Masahiro Nakao, Hitoshi Murai, Taisuke Boku, Mitsuhisa Sato

Proceedings of the 17th IEEE/ACM International Symposium on Cluster, 2017

2015

Hybrid Communication with TCA and InfiniBand on a Parallel Programming Language XcalableACC for GPU Clusters.

Tetsuya Odajima, Taisuke Boku, Toshihiro Hanawa, Hitoshi Murai, Masahiro Nakao, Akihiro Tabuchi, Mitsuhisa Sato

Proceedings of the 2015 IEEE International Conference on Cluster Computing, 2015

2014

XcalableACC: extension of XcalableMP PGAS language using OpenACC for accelerator clusters.

Masahiro Nakao, Hitoshi Murai, Takenori Shimosaka, Akihiro Tabuchi, Toshihiro Hanawa, Yuetsu Kodama, Taisuke Boku, Mitsuhisa Sato

Proceedings of the First Workshop on Accelerator Programming using Directives, 2014

2013

A Source-to-Source OpenACC Compiler for CUDA.

Akihiro Tabuchi, Masahiro Nakao, Mitsuhisa Sato

Proceedings of the Euro-Par 2013: Parallel Processing Workshops, 2013

2012

Productivity and Performance of Global-View Programming with XcalableMP PGAS Language.

Masahiro Nakao, Jinpil Lee, Taisuke Boku, Mitsuhisa Sato

Proceedings of the 12th IEEE/ACM International Symposium on Cluster, 2012

2011

Real-coded Estimation of Distribution Algorithm by Using Probabilistic Models with Multiple Learning Rates.

Masahiro Nakao, Tomoyuki Hiroyasu, Mitsunori Miki, Hisatake Yokouchi, Masato Yoshimi

Proceedings of the International Conference on Computational Science, 2011

Performance Evaluation of Power-Aware Multi-tree Ethernet for HPC Interconnects.

Michihiro Koibuchi, Takafumi Watanabe, Atsushi Minamihata, Masahiro Nakao, Tomoyuki Hiroyasu, Hiroki Matsutani, Hideharu Amano

Proceedings of the Second International Conference on Networking and Computing, 2011

2010

XcalableMP implementation and performance of NAS Parallel Benchmarks.

Masahiro Nakao, Jinpil Lee, Taisuke Boku, Mitsuhisa Sato

Proceedings of the Fourth Conference on Partitioned Global Address Space Programming Model, 2010

2008

Impact of topology and link aggregation on a PC cluster with Ethernet.

Takafumi Watanabe, Masahiro Nakao, Tomoyuki Hiroyasu, Tomohiro Otsuka, Michihiro Koibuchi

Proceedings of the 2008 IEEE International Conference on Cluster Computing, 29 September, 2008