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Most recent publications

J. Langguth, M. Sourouri and X. Cai

Memory Bandwidth Contention: Communication vs Computation Tradeoffs in Supercomputers with Multicore Architectures

In International Conference on Parallel and Distributed Systems (ICPADS). Singapore: ACM/IEEE, 2018.
Proceedings, refereed
2018
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B. F. Nielsen, X. Cai and O. M. Lysaker

On the Possibility for Computing the Transmembrane Potential in the Heart With a One Shot Method; an Inverse Problem

Mathematical Biosciences 210 (2007): 523-553.
Journal Article
2007
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X. Cai, B. F. Nielsen and A. Tveito

A Note on the Efficiency of the Conjugate Gradient Method for a Class of Time-Dependent Problems

Numerical Linear Algebra with Applications 14 (2007): 459-467.
Journal Article
2007
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X. Cai and H. P. Langtangen

Making Hybrid Tsunami Simulators in a Parallel Software Framework

In International Workshop on Applied Parallel Computing (PARA'06). Lecture Notes in Computer Science, volume 4699. Berlin Heidelberg: Springer Verlag, 2007.
Proceedings, refereed
2007
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Selected publications

J. Langguth, M. Sourouri, G. T. Lines, S. Baden and X. Cai

Scalable heterogeneous CPU-GPU computations for unstructured tetrahedral meshes

IEEE Micro 35, no. 4 (2015): 6-15.
Journal Article
2015
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J. Chai, J. E. Hake, N. Wu, M. Wen, X. Cai, G. T. Lines, J. Yang, H. Su, C. Zhang and X. Liao

Towards Simulation of Subcellular Calcium Dynamics at Nanometre Resolution

International Journal of High Performance Computing Applications 29, no. 1 (2015): 51-63.
Journal Article
2015
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W. Wei, S. Clark, H. Su, M. Wen and X. Cai

Balancing Efficiency and Accuracy for Sediment Transport Simulations

Computational Science & Discovery 6 (2013): 015011.
Journal Article
2013
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D. Unat, X. Cai and S. Baden

Mint: Realizing CUDA Performance in 3D Stencil Methods With Annotated C

In Proceedings of the 25th International Conference on Supercomputing (ICS'11). ACM Press, 2011.
Proceedings, refereed
2011
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News

19 September 2023

Andreas Thune defended his PhD thesis

Courses held

IN3200 - High-Performance Computing and Numerical Projects

IN5270 - Numerical methods for partial differential equations

Students under supervision

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2018

Proceedings, refereed

J. Langguth, M. Sourouri and X. Cai

Memory Bandwidth Contention: Communication vs Computation Tradeoffs in Supercomputers with Multicore Architectures

In International Conference on Parallel and Distributed Systems (ICPADS). Singapore: ACM/IEEE, 2018.
Status: Published

Posters

J. Langguth, H. Arevalo, C. Jarvis and X. Cai

Towards Detailed Organ-Scale Simulations in Cardiac Electrophysiology

International Symposium on Computational Science at Scale (CoSaS), Erlangen, Germany, 2018.
Status: Published
J. D. Trotter, J. Langguth and X. Cai

Quantifying data traffic of sparse matrix-vector multiplication in a multi-level memory hierarchy

London, UK, 2018.
Status: Published

Talks, invited

X. Cai

Heterogeneous Computing: Programming, Performance and Applications

In CoSaS 2018 Symposium, Erlangen, Germany, 2018.
Status: Published

Talks, contributed

X. Cai

Education in HPC and Data Science at Simula Research Lab and UiO

In SUPERDATA Workshop on curriculum development, Yunan, China, 2018.
Status: Published
A. Thune and X. Cai

Unstructured mesh partitioning in the presence of strong coefficient heterogeneity

In PDESoft 2018 Conference, Bergen, Norway, 2018.
Status: Published
2007

Journal articles

X. Cai, B. F. Nielsen and A. Tveito

A Note on the Efficiency of the Conjugate Gradient Method for a Class of Time-Dependent Problems

Numerical Linear Algebra with Applications 14 (2007): 459-467.
Status: Published
X. Cai and N. Bouhmala

A Unified Framework of Multi-Objective Cost Functions for Partitioning Unstructured Finite Element Meshes

Applied Mathematical Modelling 31 (2007): 1711-1728.
Status: Published
K. Mardal, B. F. Nielsen, X. Cai and A. Tveito

An Order Optimal Solver for the Discretized Bidomain Equations

Numerical Linear Algebra with Applications 14 (2007): 83-98.
Status: Published
B. F. Nielsen, X. Cai and O. M. Lysaker

On the Possibility for Computing the Transmembrane Potential in the Heart With a One Shot Method; an Inverse Problem

Mathematical Biosciences 210 (2007): 523-553.
Status: Published