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Kohei Fujita
Kohei Fujita
Associate Professor at Earthquake Research Institute, The University of Tokyo
Verified email at eri.u-tokyo.ac.jp - Homepage
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Year
Physics-based urban earthquake simulation enhanced by 10.7 BlnDOF× 30 K time-step unstructured FE non-linear seismic wave simulation
T Ichimura, K Fujita, S Tanaka, M Hori, M Lalith, Y Shizawa, H Kobayashi
SC'14: Proceedings of the International Conference for High Performance …, 2014
902014
Rapid mantle flow with power-law creep explains deformation after the 2011 Tohoku mega-quake
R Agata, SD Barbot, K Fujita, M Hyodo, T Iinuma, R Nakata, T Ichimura, ...
Nature Communications 10 (1), 1385, 2019
812019
Implicit nonlinear wave simulation with 1.08 T DOF and 0.270 T unstructured finite elements to enhance comprehensive earthquake simulation
T Ichimura, K Fujita, PEB Quinay, L Maddegedara, M Hori, S Tanaka, ...
Proceedings of the International Conference for High Performance Computing …, 2015
792015
A fast scalable implicit solver for nonlinear time-evolution earthquake city problem on low-ordered unstructured finite elements with artificial intelligence and transprecision …
T Ichimura, K Fujita, T Yamaguchi, A Naruse, JC Wells, TC Schulthess, ...
SC18: International Conference for High Performance Computing, Networking …, 2018
522018
Three-dimensional nonlinear seismic ground response analysis of local site effects for estimating seismic behavior of buried pipelines
T Ichimura, K Fujita, M Hori, T Sakanoue, R Hamanaka
Journal of Pressure Vessel Technology 136 (4), 041702, 2014
322014
A quick earthquake disaster estimation system with fast urban earthquake simulation and interactive visualization
K Fujita, T Ichimura, M Hori, MLL Wijerathne, S Tanaka
Procedia Computer Science 29, 866-876, 2014
282014
A physics-based Monte Carlo earthquake disaster simulation accounting for uncertainty in building structure parameters
S Homma, K Fujita, T Ichimura, M Hori, S Citak, T Hori
Procedia Computer Science 29, 855-865, 2014
272014
Application of high performance computing to earthquake hazard and disaster estimation in urban area
M Hori, T Ichimura, L Wijerathne, H Ohtani, J Chen, K Fujita, H Motoyama
Frontiers in Built Environment 4, 1, 2018
252018
Fast and scalable low-order implicit unstructured finite-element solver for earth's crust deformation problem
K Fujita, T Ichimura, K Koyama, H Inoue, M Hori, L Maddegedara
Proceedings of the Platform for Advanced Scientific Computing Conference, 1-10, 2017
152017
Scalable multicase urban earthquake simulation method for stochastic earthquake disaster estimation
K Fujita, T Ichimura, M Hori, L Maddegedara, S Tanaka
Procedia Computer Science 51, 1483-1493, 2015
142015
Acceleration of element-by-element kernel in unstructured implicit low-order finite-element earthquake simulation using openacc on pascal gpus
K Fujita, T Yamaguchi, T Ichimura, M Hori, L Maddegedara
2016 Third Workshop on Accelerator Programming Using Directives (WACCPD), 1-12, 2016
132016
Octree-based multiple-material parallel unstructured mesh generation method for seismic response analysis of soil-structure systems
K Fujita, K Katsushima, T Ichimura, M Hori, L Maddegedara
Procedia Computer Science 80, 1624-1634, 2016
132016
A fast scalable implicit solver with concentrated computation for nonlinear time-evolution problems on low-order unstructured finite elements
T Ichimura, K Fujita, M Horikoshi, L Meadows, K Nakajima, T Yamaguchi, ...
2018 IEEE International Parallel and Distributed Processing Symposium (IPDPS …, 2018
92018
都市の高分解能な地震被害想定の高速化のための基礎的研究
藤田航平, 市村強, 堀宗朗, 田中聖三
土木学会論文集 A1 (構造・地震工学) 69 (4), I_703-I_713, 2013
92013
A point-estimate based method for soil amplification estimation using high resolution model under uncertainty of stratum boundary geometry
K Iiyama, A Yoshiyuki, K Fujita, T Ichimura, H Morikawa, M Hori
Soil Dynamics and Earthquake Engineering 121, 480-490, 2019
82019
Fast finite element analysis method using multiple GPUs for crustal deformation and its application to stochastic inversion analysis with geometry uncertainty
T Yamaguchi, K Fujita, T Ichimura, T Hori, M Hori, L Wijerathne
Procedia Computer Science 108, 765-775, 2017
82017
Wave propagation simulation of complex multi-material problems with fast low-order unstructured finite-element meshing and analysis
K Fujita, K Katsushima, T Ichimura, M Horikoshi, K Nakajima, M Hori, ...
Proceedings of the International Conference on High Performance Computing in …, 2018
72018
A fast implicit solver with low memory footprint and high scalability for comprehensive earthquake simulation system
K Fujita, T Ichimura, K Koyama, M Horikoshi, H Inoue, L Meadows, ...
Research Poster for SC16: International Conference for High Performance …, 2016
72016
Application of HPC to earthquake hazard and disaster estimation
M Hori, T Ichimura, MLL Wijerathne, K Fujita
Sustained Simulation Performance 2014: Proceedings of the joint Workshop on …, 2015
72015
HPC アプリケーションにおける低精度演算の積極的利用による電力効率改善の検討
坂本龍一, 近藤正章, 藤田航平, 市村強, 中島研吾
研究報告ハイパフォーマンスコンピューティング (HPC) 2018 (19), 1-6, 2018
62018
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