Results 21 to 27 of about 27 (27)
Rock Flow Simulation by High-Order Quasi-Characteristics Scheme
A pure second-order scheme of quasi-characteristics based on a pyramidal stencil is applied to the numerical modelling of non-stationary two-phase flows through porous media with the essentially heterogeneous properties.
M. P. Levin
doaj
В статье представлено исследование вычислительной эффективности параллельной версии численного алгоритма для решения уравнения Риккати с производной дробного перменного порядка типа Герасимова-Капуто.
Твёрдый, Д.А. +1 more
doaj +1 more source
Generation of Random Numbers and Parallel Random Number Streams for Monte Carlo Simulations
Modern methods and libraries for high quality pseudorandom number generation and for generation of parallel random number streams for Monte Carlo simulations are considered.
L. Yu. Barash, L. N. Shchur
doaj
В статье представлено исследование вычислительной эффективности гибридного параллельного алгоритма, реализующего нелокальную неявную конечно-разностную схему (IFDS) для численного решения задачи динамики объемной активности радона (ОАР).
Твёрдый, Д.А.
doaj +1 more source
The computational demands of the shortest path algorithms on large-scale graphs with millions of vertices and edges pose significant challenges for serial implementations, often requiring hours of execution time even on powerful CPUs.
D. Bodra, S. Khairnar
doaj +1 more source
The methods for estimating execution time of the model of a parallel program using instrumental computer are discussed. The methods are based on accurate prediction of the execution time of fragments of the parallel program using the target computational
A. I. Avetisyan +2 more
doaj
Extension of ParJava model for HPC clusters with multicore nodes
At the beginning of 2000 each node of high performance cluster with distributed memory contained processor with single core and each MPI process of parallel application used to utilize all resources of node. At this moment vendors propose microprocessors
M. S. Akopyan
doaj

