Hans Johansen

According to our database, Hans Johansen authored at least 20 papers between 2012 and 2024.

Collaborative distances:

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

2024

A high order cut-cell method for solving the shallow-shelf equations.

Will Thacher, Hans Johansen, Daniel F. Martin

J. Comput. Sci., 2024

Bricks: A high-performance portability layer for computations on block-structured grids.

Mahesh Lakshminarasimhan, Oscar Antepara, Tuowen Zhao, Benjamin Sepanski, Protonu Basu, Hans Johansen, Mary W. Hall, Samuel Williams

Int. J. High Perform. Comput. Appl., 2024

Proceedings of the Workshop on 3D Geometry Generation for Scientific Computing.

Marissa Ramirez de Chanlatte, Phillip Colella, Trevor Darrell, Alexandra Carlson, Peter H. N. de With, Huayu Deng, Shanyan Guan, James Hays, Tim Houben, Thomas Huisman, Nikita Jaipuria, Hans Johansen, Shuja Khalid, Akshay Krishnan, Chuming Li, Maxim Pisarenco, Amit Raj, Frank Rudzicz, Tim J. Schoonbeek, Sandhya Sridhar, Nathan Tseng, Fons van der Sommen, Chen Wang, Yunbo Wang, Tong Wu, Xiaokang Yang, Jiawei Yao, Derek Young, Xianling Zhang

Proceedings of the IEEE/CVF Winter Conference on Applications of Computer Vision Workshops, 2024

2023

A Fourth-Order Embedded Boundary Finite Volume Method for the Unsteady Stokes Equations with Complex Geometries.

Nathaniel Overton-Katz, Xinfeng Gao, Stephen M. Guzik, Oscar Antepara, Daniel T. Graves, Hans Johansen

SIAM J. Sci. Comput., October, 2023

A high order Cartesian grid, finite volume method for elliptic interface problems.

Will Thacher, Hans Johansen, Daniel F. Martin

J. Comput. Phys., October, 2023

Performance Portability Evaluation of Blocked Stencil Computations on GPUs.

Oscar Antepara, Samuel Williams, Hans Johansen, Tuowen Zhao, Samantha Hirsch, Priya Goyal, Mary W. Hall

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

PAQR: Pivoting Avoiding QR factorization.

Wissam M. Sid-Lakhdar, Sébastien Cayrols, Daniel Bielich, Ahmad Abdelfattah, Piotr Luszczek, Mark Gates, Stanimire Tomov, Hans Johansen, David B. Williams-Young, Timothy A. Davis, Jack J. Dongarra, Hartwig Anzt

Proceedings of the IEEE International Parallel and Distributed Processing Symposium, 2023

2022

Maximizing Performance Through Memory Hierarchy-Driven Data Layout Transformations.

Benjamin Sepanski, Tuowen Zhao, Hans Johansen, Samuel Williams

Proceedings of the IEEE/ACM Workshop on Memory Centric High Performance Computing, 2022

Tensor Iterators for Flexible High-Performance Tensor Computation.

John Jolly, Priya Goyal, Vishal Sahoo, Hans Johansen, Mary W. Hall

Proceedings of the Languages and Compilers for Parallel Computing, 2022

2021

Improving communication by optimizing on-node data movement with data layout.

Tuowen Zhao, Mary W. Hall, Hans Johansen, Samuel Williams

Proceedings of the PPoPP '21: 26th ACM SIGPLAN Symposium on Principles and Practice of Parallel Programming, 2021

2019

Exploiting reuse and vectorization in blocked stencil computations on CPUs and GPUs.

Tuowen Zhao, Protonu Basu, Samuel Williams, Mary W. Hall, Hans Johansen

Proceedings of the International Conference for High Performance Computing, 2019

2018

SIMD code generation for stencils on brick decompositions.

Tuowen Zhao, Mary W. Hall, Protonu Basu, Samuel Williams, Hans Johansen

Proceedings of the 23rd ACM SIGPLAN Symposium on Principles and Practice of Parallel Programming, 2018

2017

A moving control volume approach to computing hydrodynamic forces and torques on immersed bodies.

Nishant Nangia, Hans Johansen, Neelesh A. Patankar, Amneet Pal Singh Bhalla

J. Comput. Phys., 2017

Toward Exascale Earthquake Ground Motion Simulations for Near-Fault Engineering Analysis.

Hans Johansen, Arthur J. Rodgers, N. Anders Petersson, David McCallen, Björn Sjögreen, Mamun Miah

Comput. Sci. Eng., 2017

Simultaneously Solving Swarms of Small Sparse Systems on SIMD Silicon.

Bryce Adelstein-Lelbach, Hans Johansen, Samuel Williams

Proceedings of the 2017 IEEE International Parallel and Distributed Processing Symposium Workshops, 2017

2016

Data Elevator: Low-Contention Data Movement in Hierarchical Storage System.

Bin Dong, Suren Byna, Kesheng Wu, Prabhat, Hans Johansen, Jeffrey N. Johnson, Noel Keen

Proceedings of the 23rd IEEE International Conference on High Performance Computing, 2016

2015

Progress in Fast, Accurate Multi-scale Climate Simulations.

William D. Collins, Hans Johansen, Katherine J. Evans, Carol S. Woodward, Peter M. Caldwell

Proceedings of the International Conference on Computational Science, 2015

Parallel In Situ Detection of Connected Components in Adaptive Mesh Refinement Data.

Xiaocheng Zou, Kesheng Wu, David A. Boyuka II, Daniel F. Martin, Surendra Byna, Houjun Tang, Kushal Bansal, Terry J. Ligocki, Hans Johansen, Nagiza F. Samatova

Proceedings of the 15th IEEE/ACM International Symposium on Cluster, 2015

2014

Simulating Urban Environments for Energy Analysis.

Gunther H. Weber, Hans Johansen, Daniel T. Graves, Terry J. Ligocki

Proceedings of the 2nd Workshop on Visualisation in Environmental Sciences, 2014

2012

A Fourth-Order Accurate Finite-Volume Method with Structured Adaptive Mesh Refinement for Solving the Advection-Diffusion Equation.

Qinghai Zhang, Hans Johansen, Phillip Colella

SIAM J. Sci. Comput., 2012