Satoshi Ohshima

Publication Activity (10 Years)

Years Active: 2006-2024
Publications (10 Years): 22

Top Topics

Sparse Matrices

Top Venues

IPDPS Workshops

Publications

Takahiro Katagiri, Takao Sakurai, Mitsuyoshi Igai, Shoji Itoh, Satoshi Ohshima, Hisayasu Kuroda, Ken Naono, Kengo Nakajima
Xabclib:A Fully Auto-tuned Sparse Iterative Solver. CoRR (2024)
Shota Aoki, Takahiro Katagiri, Satoshi Ohshima, Masatoshi Kawai, Toru Nagai, Tetsuya Hoshino
Adaptation of XAI to Auto-tuning for Numerical Libraries. CoRR (2024)
Toma Sakurai, Satoshi Ohshima, Takahiro Katagiri, Toru Nagai
Autotuning by Changing Directives and Number of Threads in OpenMP using ppOpen-AT. CoRR (2023)
Sorataro Fujika, Yuga Yajima, Teruo Tanaka, Akihiro Fujii, Yuka Kato, Satoshi Ohshima, Takahiro Katagiri
Parallelization of Automatic Tuning for Hyperparameter Optimization of Pedestrian Route Prediction Applications using Machine Learning. HPC Asia (2023)
Shinya Hashinoki, Satoshi Ohshima, Takahiro Katagiri, Toru Nagai, Tetsuya Hoshino
Implementation of Radio Wave Propagation using RT Cores and Consideration of Programming Models. IPDPS Workshops (2023)
Che-Rung Lee, Satoshi Ohshima
17th IEEE International Workshop on Automatic Performance Tuning (iWAPT2022). IPDPS Workshops (2022)
Toyotaro Suzumura, Akiyoshi Sugiki, Hiroyuki Takizawa, Akira Imakura, Hiroshi Nakamura, Kenjiro Taura, Tomohiro Kudoh, Toshihiro Hanawa, Yuji Sekiya, Hill Hiroki Kobayashi, Shin Matsushima, Yohei Kuga, Ryo Nakamura, Renhe Jiang, Junya Kawase, Masatoshi Hanai, Hiroshi Miyazaki, Tsutomu Ishizaki, Daisuké Shimotoku, Daisuke Miyamoto, Kento Aida, Atsuko Takefusa, Takashi Kurimoto, Koji Sasayama, Naoya Kitagawa, Ikki Fujiwara, Yusuke Tanimura, Takayuki Aoki, Toshio Endo, Satoshi Ohshima, Keiichiro Fukazawa, Susumu Date, Toshihiro Uchibayashi
mdx: A Cloud Platform for Supporting Data Science and Cross-Disciplinary Research Collaborations. CoRR (2022)
Shouhei Yamanashi, Hisashi Yashiro, Takahiro Katagiri, Toru Nagai, Satoshi Ohshima
Autotuning Power Consumption and Computation Accuracy using ppOpen-AT. MCSoC (2022)
Satoshi Ohshima, Akihiro Ida, Rio Yokota, Ichitaro Yamazaki
QR Factorization of Block Low-Rank Matrices on Multi-instance GPU. PDCAT (2022)
Toyotaro Suzumura, Akiyoshi Sugiki, Hiroyuki Takizawa, Akira Imakura, Hiroshi Nakamura, Kenjiro Taura, Tomohiro Kudoh, Toshihiro Hanawa, Yuji Sekiya, Hill Hiroki Kobayashi, Yohei Kuga, Ryo Nakamura, Renhe Jiang, Junya Kawase, Masatoshi Hanai, Hiroshi Miyazaki, Tsutomu Ishizaki, Daisuké Shimotoku, Daisuke Miyamoto, Kento Aida, Atsuko Takefusa, Takashi Kurimoto, Koji Sasayama, Naoya Kitagawa, Ikki Fujiwara, Yusuke Tanimura, Takayuki Aoki, Toshio Endo, Satoshi Ohshima, Keiichiro Fukazawa, Susumu Date, Toshihiro Uchibayashi
mdx: A Cloud Platform for Supporting Data Science and Cross-Disciplinary Research Collaborations. DASC/PiCom/CBDCom/CyberSciTech (2022)
Makoto Morishita, Satoshi Ohshima, Takahiro Katagiri, Toru Nagai
Parallelization of GKV benchmark using OpenACC. IPDPS Workshops (2021)
Naruya Kitai, Daisuke Takahashi, Franz Franchetti, Takahiro Katagiri, Satoshi Ohshima, Toru Nagai
An Auto-tuning with Adaptation of A64 Scalable Vector Extension for SPIRAL. IPDPS Workshops (2021)
Fumiya Ishiguro, Takahiro Katagiri, Satoshi Ohshima, Toru Nagai
Performance Evaluation of Accurate Matrix-Matrix Multiplication on GPU Using Sparse Matrix Multiplications. CANDAR (Workshops) (2020)
Kenji Ono, Toshihiro Kato, Satoshi Ohshima, Takeshi Nanri
Scalable Direct-Iterative Hybrid Solver for Sparse Matrices on Multi-Core and Vector Architectures. HPC Asia (2020)
Satoshi Ohshima, Ichitaro Yamazaki, Akihiro Ida, Rio Yokota
Optimization of Numerous Small Dense-Matrix-Vector Multiplications in H-Matrix Arithmetic on GPU. MCSoC (2019)
Satoshi Ohshima, Soichiro Suzuki, Tatsuya Sakashita, Masao Ogino, Takahiro Katagiri, Yoshimichi Andoh
Performance Evaluation of the MODYLAS Application on Modern Multi-core and Many-Core Environments. IPDPS Workshops (2019)
Yoshimichi Andoh, Soichiro Suzuki, Satoshi Ohshima, Tatsuya Sakashita, Masao Ogino, Takahiro Katagiri, Noriyuki Yoshii, Susumu Okazaki
A thread-level parallelization of pairwise additive potential and force calculations suitable for current many-core architectures. J. Supercomput. 74 (6) (2018)
Satoshi Ohshima, Ichitaro Yamazaki, Akihiro Ida, Rio Yokota
Optimization of Hierarchical Matrix Computation on GPU. SCFA (2018)
Ichitaro Yamazaki, Ahmad Abdelfattah, Akihiro Ida, Satoshi Ohshima, Stanimire Tomov, Rio Yokota, Jack J. Dongarra
Performance of Hierarchical-matrix BiCGStab Solver on GPU Clusters. IPDPS (2018)
Takahiro Katagiri, Satoshi Ohshima, Masaharu Matsumoto
Auto-Tuning on NUMA and Many-Core Environments with an FDM Code. IPDPS Workshops (2017)
Takahiro Katagiri, Masaharu Matsumoto, Satoshi Ohshima
Auto-Tuning of Hybrid MPI/OpenMP Execution with Code Selection by ppOpen-AT. IPDPS Workshops (2016)
Satoshi Ohshima, Takahiro Katagiri, Masaharu Matsumoto
Utilization and Expansion of ppOpen-AT for OpenACC. IPDPS Workshops (2016)
Takahiro Katagiri, Satoshi Ohshima, Masaharu Matsumoto
Directive-Based Auto-Tuning for the Finite Difference Method on the Xeon Phi. IPDPS Workshops (2015)
Satoshi Ohshima, Takahiro Katagiri, Masaharu Matsumoto
Performance Optimization of SpMV Using CRS Format by Considering OpenMP Scheduling on CPUs and MIC. MCSoC (2014)
Takahiro Katagiri, Satoshi Ohshima, Masaharu Matsumoto
Auto-tuning of Computation Kernels from an FDM Code with ppOpen-AT. MCSoC (2014)
Masaharu Matsumoto, Futoshi Mori, Satoshi Ohshima, Hideyuki Jitsumoto, Takahiro Katagiri, Kengo Nakajima
Implementation and Evaluation of an AMR Framework for FDM Applications. ICCS (2014)
Takao Sakurai, Takahiro Katagiri, Hisayasu Kuroda, Ken Naono, Mitsuyoshi Igai, Satoshi Ohshima
A Sparse Matrix Library with Automatic Selection of Iterative Solvers and Preconditioners. ICCS (2013)
Satoshi Ohshima, Masae Hayashi, Takahiro Katagiri, Kengo Nakajima
Implementation and Evaluation of 3D Finite Element Method Application for CUDA. VECPAR (2012)
Satoshi Ito, Satoshi Ohshima, Takahiro Katagiri
SSG-AT: An Auto-tuning Method of Sparse Matrix-vector Multiplicataion for Semi-structured Grids - An Adaptation to OpenFOAM. MCSoC (2012)
Takahiro Katagiri, Takao Sakurai, Mitsuyoshi Igai, Satoshi Ohshima, Hisayasu Kuroda, Ken Naono, Kengo Nakajima
Control Formats for Unsymmetric and Symmetric Sparse Matrix-Vector Multiplications on OpenMP Implementations. VECPAR (2012)
Satoshi Ohshima, Shoichi Hirasawa, Hiroki Honda
OMPCUDA : OpenMP Execution Framework for CUDA Based on Omni OpenMP Compiler. IWOMP (2010)
Satoshi Ohshima, Kenji Kise, Takahiro Katagiri, Toshitsugu Yuba
Parallel Processing of Matrix Multiplication in a CPU and GPU Heterogeneous Environment. VECPAR (2006)