Xing Cai

K. H. Jæger, J. D. Trotter, X. Cai, H. Arevalo and A. Tveito

Evaluating computational efforts and physiological resolution of mathematical models of cardiac tissue

Scientific Reports

E. H. Sæternes, A. Thune, A. B. Rustad, T. Skeie and X. Cai

Automated parameter tuning with accuracy control for efficient reservoir simulations

Journal of Computational Science

X. Cai and J. D. Trotter

Enabling Cell-Based Simulations of Cardiac Electrophysiology with High-Performance Computing

SIAM Conference on Parallel Processing for Scientific Computing (PP24), Baltimore, Maryland, USA

M. X. Zhao, L. Burchard, D. T. Schroeder, J. Langguth and X. Cai

iPuma: High-Performance Sequence Alignment on the Graphcore IPU

ISC High Performance 2024 Research Paper Proceedings (39th International Conference)

A. M. Bruaset, X. Cai, F. Desprez and M. Parsons

Editorial: Heterogeneous computing in physics-based models

Frontiers in Physics

L. Burchard, K. G. Hustad, J. Langguth and X. Cai

Enabling unstructured-mesh computation on massively tiled AI processors: An example of accelerating in silico cardiac simulation

Frontiers in Physics

J. D. Trotter, J. Langguth and X. Cai

Targeting performance and user-friendliness: GPU-accelerated finite element computation with automated code generation in FEniCS

Parallel Computing

A. Thune, S. Reinemo, T. Skeie and X. Cai

Detailed Modeling of Heterogeneous and Contention-Constrained Point-to-Point MPI Communication

IEEE Transactions on Parallel and Distributed Systems

Å. Telle, J. D. Trotter, X. Cai, H. Finsberg, M. Kuchta, J. Sundnes and S. Wall

A cell-based framework for modeling cardiac mechanics

Biomechanics and Modeling in Mechanobiology

X. Cai

Towards high-performance unstructured-mesh computations

45th ASE Seminar: International Workshop on Integration of Simulation/Data/Learning and Beyond

X. Cai

Quality control and innovation in computing and networking using the eX3 testbed

SLICES Roadshow seminar

K. G. Hustad and X. Cai

Resource-efficient use of modern processor architectures for numerically solving cardiac ionic cell models

Frontiers in Physiology

J. D. Trotter, X. Cai and S. W. Funke

On memory traffic and optimisations for low-order finite element assembly algorithms on multi-core CPUs

ACM Transactions on Mathematical Software

Å. Telle, J. D. Trotter, X. Cai, M. Kuchta, H. Finsberg, J. Sundnes and S. Wall

Modeling cardiac mechanics using a cell-based framework

15th World Congress on Computational Mechanics (WCCM-XV), Yokohama, Japan

A. Thune, X. Cai and A. B. Rustad

On the impact of heterogeneity-aware mesh partitioning and non-contributing computation removal on parallel reservoir simulations

Journal of Mathematics in Industry

K. H. Jæger, K. G. Hustad, X. Cai and A. Tveito

Efficient numerical solution of the EMI model representing the extracellular space (E), cell membrane (M) and intracellular space (I) of a collection of cardiac cells

Frontiers in Physics

L. Burchard, X. Cai and J. Langguth

iPUG for multiple Graphcore IPUs: Optimizing performance and scalability of parallel breadth-first search

28th IEEE International Conference on High Performance Computing, Data, & Analytics (HiPC)

K. H. Jæger, K. G. Hustad, X. Cai and A. Tveito

Operator Splitting and Finite Difference Schemes for Solving the EMI Model

Modeling Excitable Tissue: The EMI Framework

J. D. Trotter, J. Langguth and X. Cai

Automated Code Generation for GPU-Based Finite Element Computations in FEniCS

J. D. Trotter, J. Langguth and X. Cai

Cache simulation for irregular memory traffic on multi-core CPUs: Case study on performance models for sparse matrix–vector multiplication

Journal of Parallel and Distributed Computing

J. Langguth, N. Gaur, H. Arevalo, C. Jarvis, N. Altanaite, Q. Lan and X. Cai

Towards detailed Organ-Scale Simulations in Cardiac Electrophysiology

K. G. Hustad, X. Cai, J. Langguth and H. Arevalo

Efficient simulations of patient-specific electrical heart activity on the DGX-2

X. Cai

On parallel simulation of porous media flow

Schlumberger Eureka Applied Math Special Interest Group Meeting

J. Lagravière, J. Langguth, M. Prugger, L. Einkemmer, P. H. Ha and X. Cai

Performance optimization and modeling of fine-grained irregular communication in UPC

Scientific Programming

J. Langguth, H. Arevalo and X. Cai

Towards Detailed Real-Time Simulations of Cardiac Arrhythmia

Computing in Cardiology

C. Jarvis, G. T. Lines, J. Langguth, K. Nakajima and X. Cai

Combining algorithmic rethinking and AVX-512 intrinsics for efficient simulation of subcellular calcium signaling

International Conference on Computational Science (ICCS 2019)

J. Langguth, H. Arevalo, K. G. Hustad and X. Cai

Towards Detailed Real-Time Simulations of Cardiac Arrhythmia

X. Cai

Use of modern processor architectures for computing the electrical activity in the heart

Schlumberger Eureka Applied Math Special Interest Group Meeting

X. Cai

Unstructured computational meshes and data locality

Fifth Workshop on Programming Abstractions for Data Locality (PADAL'19), Inria Bordeaux, France

X. Cai

Heterogeneous computing for cardiac electrophysiology

PREAPP workshop on Efficient Frameworks for Compute- and Data-intensive Computing (EFFECT), University of Tromsø, Norway

A. Thune and X. Cai

Balancing the numerical and parallel performance for reservoir simulations

SIAM Conference on Computational Science and Engineering (CSE19), Spokane, Washington, USA

J. D. Trotter, X. Cai, S. W. Funke and J. Langguth

Compiling finite element variational forms for GPU-based assembly

FEniCS‘19, Washington DC, USA

J. Langguth, M. Sourouri and X. Cai

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

International Conference on Parallel and Distributed Systems (ICPADS)

J. D. Trotter

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

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

Towards Detailed Organ-Scale Simulations in Cardiac Electrophysiology

X. Cai

Heterogeneous Computing: Programming, Performance and Applications

CoSaS 2018 Symposium, Erlangen, Germany

A. Thune and X. Cai

Unstructured mesh partitioning in the presence of strong coefficient heterogeneity

PDESoft 2018 Conference, Bergen, Norway

X. Cai

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

SUPERDATA Workshop on curriculum development, Yunan, China

G. Y. Paulsen, S. Clark, B. Nordmoen, S. Nenakhov, A. Andersson, X. Cai and H. P. Dahle

Automated Translation of MATLAB Code to C++ with Performance and Traceability

The Eleventh International Conference on Advanced Engineering Computing and Applications in Sciences (ADVCOMP 2017)

J. Langguth, C. Jarvis and X. Cai

Porting Tissue-Scale Cardiac Simulations to the Knights Landing Platform

International Conference on High Performance Computing

X. Cai and J. Langguth

Accelerated high-performance computing for computational cardiac electrophysiology

The University of Tokyo, Tokyo, Japan

J. Langguth, X. Cai and J. Chai

Heterogeneous Manycore Simulations in Cardiac Electrophysiology

Tenth International Workshop on Programmability and Architectures for Heterogeneous Multicores (MULTIPROG-2017), Stockholm, Sweden

J. Langguth, Q. Lan, N. Gaur and X. Cai

Accelerating Detailed Tissue-Scale 3D Cardiac Simulations Using Heterogeneous CPU-Xeon Phi Computing

International Journal of Parallel Programming

M. Sourouri, S. Baden and X. Cai

Panda: A Compiler Framework for Concurrent CPU+GPU Execution of 3D Stencil Computations on GPU-accelerated Supercomputers

International Journal of Parallel Programming

W. Zhang and X. Cai

Solving 3D Time-Fractional Diffusion Equations by High-Performance Parallel Computing

Fractional Calculus and Applied Analysis

J. Langguth, Q. Lan, N. Gaur, X. Cai and M. Wen

Enabling Tissue-Scale Cardiac Simulations Using Heterogeneous Computing on Tianhe-2

IEEE 22nd International Conference on Parallel and Distributed Systems (ICPADS)

G. Y. Paulsen, J. Feinberg, X. Cai and B. Nordmoen

Matlab2cpp: A Matlab-to-C++ code translator

IEEE 2016 11th System of Systems Engineering Conference (SoSE)

J. Lagravière, J. Langguth, M. Sourouri and X. Cai

On the Performance and Energy Efficiency of the PGAS Programming Model on Multicore Architectures

High Performance Computing & Simulation (2016) - International Workshop on Optimization of Energy Efficient HPC & Distributed Systems

Q. Lan, N. Gaur, J. Langguth and X. Cai

Towards Detailed Tissue-Scale 3D Simulations of Electrical Activity and Calcium Handling in the Human Cardiac Ventricle

The 15th International Conference on Algorithms and Architectures for Parallel Processing (ICA3PP 2015)

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

An Order Optimal Solver for the Discretized Bidomain Equations