Results 1 to 10 of about 286,549 (263)

A Novel Parallel Algorithm with Map Segmentation for Multiple Geographical Feature Label Placement Problem

open access: yesISPRS International Journal of Geo-Information, 2021
Multiple geographical feature label placement (MGFLP) is an NP-hard problem that can negatively influence label position accuracy and the computational time of the algorithm.
Mohammad Naser Lessani   +2 more
doaj   +1 more source

Parallel peeling algorithms [PDF]

open access: yesProceedings of the 26th ACM symposium on Parallelism in algorithms and architectures, 2014
The analysis of several algorithms and data structures can be framed as a peeling process on a random hypergraph: vertices with degree less than k are removed until there are no vertices of degree less than k left.
Jiang, Jiayang   +2 more
openaire   +3 more sources

Application of SARAX code system on the calculation of complex unstructured geometry core

open access: yesHe jishu, 2023
BackgroundWith the increase of complexity of reactor core design, the core modeling and calculation have brought challenges.PurposeThis study aims to implement the accurate modeling and calculation of unstructured geometry core.MethodsBased on discrete ...
XIAO Bowen   +5 more
doaj   +1 more source

Analysis and Comparison of Different Approaches to Implementing a Network-Based Parallel Data Processing Algorithm

open access: yesJournal of Low Power Electronics and Applications, 2022
It is well known that network-based parallel data processing algorithms are well suited to implementation in reconfigurable hardware recurring to either Field-Programmable Gate Arrays (FPGA) or Programmable Systems-on-Chip (PSoC).
Iouliia Skliarova
doaj   +1 more source

Parallel Algorithm for Solving Overdetermined Systems of Linear Equations, Taking into Account Round-Off Errors

open access: yesAlgorithms, 2023
The paper proposes a parallel algorithm for solving large overdetermined systems of linear algebraic equations with a dense matrix. This algorithm is based on the use of a modification of the conjugate gradient method, which is able to take into account ...
Dmitry Lukyanenko
doaj   +1 more source

A rapid 3D magnetotelluric forward approach for arbitrary anisotropic conductivities in the Fourier domain

open access: yesFrontiers in Earth Science, 2023
Previous studies have shown that anisotropy generally exists in geological bodies such as sedimentary rocks and fault zones, and more and more attention has been paid to the arbitrary conductivity media in surveys with the magnetotelluric sounding method.
Yuzhen Zhu   +4 more
doaj   +1 more source

FAST PARALLEL PERMUTATION ALGORITHMS [PDF]

open access: yesParallel Processing Letters, 1995
We investigate the problem of permuting n data items on an EREW PRAM with p processors using little additional storage. We present a simple algorithm with run time O((n/p) log n) and an improved algorithm with run time O(n/p + log n log log (n/p)). Both algorithms require n additional global bits and O(1) local storage per processor.
Hagerup, Torben, Keller, Jörg
openaire   +2 more sources

Anomaly Detection in Discrete Manufacturing Systems by Pattern Relation Table Approaches

open access: yesSensors, 2020
Anomaly detection for discrete manufacturing systems is important in intelligent manufacturing. In this paper, we address the problem of anomaly detection for the discrete manufacturing systems with complicated processes, including parallel processes ...
Xinmiao Sun, Ruiqi Li, Zhen Yuan
doaj   +1 more source

The Use of Algorithmic Skeletons to Design Actor-Based Parallel Algorithms

open access: yesСовременные информационные технологии и IT-образование, 2020
The paper proposes a method for writing parallel algorithms. Our goal was to make a detailed description of concurrency while carrying no dependencies in programming language or underlying parallel architecture.
Sergey Vostokin, Irina Bobyleva
doaj   +1 more source

An inertial parallel CQ subgradient extragradient method for variational inequalities application to signal-image recovery

open access: yesResults in Nonlinear Analysis, 2021
In this paper, we introduce an inertial parallel CQ subgradient extragradient method for finding a common solutions of variational inequality problems.
Ponkamon Kitisak, Watcharaporn Cholamjiak, Damrongsak Yambangwai
doaj   +1 more source

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