Results 1 to 10 of about 656,145 (300)

PARALLEL NUMERICAL COMPUTATION: A COMPARATIVE STUDY ON CPU-GPU PERFORMANCE IN PI DIGITS COMPUTATION

open access: yesPilar Nusa Mandiri, 2022
As the usage of GPU (Graphical Processing Unit) for non-graphical computation is rising, one important area is to study how the device helps improve numerical calculations. In this work, we present a time performance comparison between purely CPU (serial)
Yozef Tjandra, Sanga Lawalat
doaj   +2 more sources

Parallel Power Flow Computation Trends and Applications: A Review Focusing on GPU

open access: yesEnergies, 2020
A power flow study aims to analyze a power system by obtaining the voltage and phase angle of buses inside the power system. Power flow computation basically uses a numerical method to solve a nonlinear system, which takes a certain amount of time ...
Dong-Hee Yoon, Youngsun Han
doaj   +2 more sources

Numerical discrepancy between serial and MPI parallel computations

open access: yesInternational Journal of Naval Architecture and Ocean Engineering, 2016
Numerical simulations of 1D Burgers equation and 2D sloshing problem were carried out to study numerical discrepancy between serial and parallel computations.
Sang Bong Lee
doaj   +2 more sources

Parallel real-time numerical computation: beyond speedup. III

open access: yesProceedings International Conference on Information Technology: Coding and Computing (Cat. No.PR00540), 2002
For pt. II see Technical Report No. 99-423, Dept. of Comput. and Inf. Sci., Queen's University, Kingston, Ontario, May 1999. Parallel computers can do more than simply speed up sequential computations. They are capable of finding solutions that are far better in quality than those obtained by sequential computers. This fact is demonstrated by analyzing
S.G. Akl, S.D. Bruda
openaire   +2 more sources

High-order gas-kinetic scheme with parallel computation for direct numerical simulation of turbulent flows [PDF]

open access: yesJournal of Computational Physics, 2020
The performance of high-order gas-kinetic scheme (HGKS) has been investigated for the direct numerical simulation (DNS) of isotropic compressible turbulence up to the supersonic regime. Due to the multi-scale nature and coupled temporal-spatial evolution
G. Cao, L. Pan, K. Xu
semanticscholar   +1 more source

Aerodynamics Simulation for Rotational Tennis Based on High-performance Parallel Computation [PDF]

open access: yesJisuanji gongcheng, 2017
Based on the cluster architecture,hardware and software of Shuguang 5000A,the computational fluid dynamics method is used to investigate pressure distribution around the tennis surface under various speeds and rotational velocities.For the simulation ...
ZHANG Qing,WANG Ke,ZHANG Chunyan,ZHANG Qiang
doaj   +1 more source

QuantumInformation.jl—A Julia package for numerical computation in quantum information theory [PDF]

open access: yesPLoS ONE, 2018
Numerical investigations are an important research tool in quantum information theory. There already exists a wide range of computational tools for quantum information theory implemented in various programming languages.
P. Gawron   +2 more
semanticscholar   +1 more source

An Historical Review of the Simplified Physical Fire Spread Model PhyFire: Model and Numerical Methods

open access: yesApplied Sciences, 2023
A historical review is conducted of PhyFire, a simplified physical forest fire spread model developed by the research group on Numerical Simulation and Scientific Computation (SINUMCC) at the University of Salamanca.
María Isabel Asensio   +3 more
doaj   +1 more source

A GPU-Accelerated Method for 3D Nonlinear Kelvin Ship Wake Patterns Simulation

open access: yesApplied Sciences, 2023
The study of ship waves is important for ship detection, coastal erosion and wave drag. This paper proposed a highly paralleled numerical computation method for efficiently simulating three-dimensional nonlinear kelvin waves. First, a numerical model for
Xiaofeng Sun, Miaoyu Cai, Junchen Ding
doaj   +1 more source

Enhancement of In-Plane Seismic Full Waveform Inversion with CPU and GPU Parallelization

open access: yesApplied Sciences, 2022
Full waveform inversion is a widely used technique to estimate the subsurface parameters with the help of seismic measurements on the surface. Due to the amount of data, model size and non-linear iterative procedures, the numerical computation of Full ...
Min Bahadur Basnet   +6 more
doaj   +1 more source

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