Výsledky vyhledávání - "Sparse matrix algorithms"

Implementation of sparse matrix algorithms in an advection–diffusion–chemistry module Autor Georgiev, Krassimir, Zlatev, Zahari

“…A two-dimensional advection–diffusion–chemistry module of a large-scale environmental model is taken. The module is described mathematically by a system of…”
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Exactly Solving Sparse Rational Linear Systems via Roundoff-Error-Free Cholesky Factorizations Autor Lourenco, Christopher J., Moreno-Centeno, Erick

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Implementation of sparse matrix algorithms in an advection-diffusion-chemistry module: Aspects of Numerical Algorithms, Parallelization and Applications Autor GEORGIEV, Krassimir, ZLATEV, Zahari

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Parallel Sparse Matrix Algorithms in OCaml v5: Implementation, Performance, and Case Studies Autor Recharla, Rakesh

“…This section presents the findings from experiments assessing the effectiveness of the GALE algorithm in managing cognitive workload (HTM) in simulation-based…”
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Exact Solution of Sparse Linear Systems via Left-Looking Roundoff-Error-Free LU Factorization in Time Proportional to Arithmetic Work Autor Lourenco, Christopher, Escobedo, Adolfo R., Moreno-Centeno, Erick, Davis, Timothy A.

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Simultaneous analysis of large INTEGRAL/SPI datasets: optimizing the computation of the solution and its variance using sparse matrix algorithms Autor Bouchet, Laurent, Amestoy, Patrick, Buttari, Alfredo, Rouet, François-Henry, Chauvin, Maxime

“…Nowadays, analyzing and reducing the ever larger astronomical datasets is becoming a crucial challenge, especially for long cumulated observation times. The…”
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Multilevelk-way Partitioning Scheme for Irregular Graphs Autor Karypis, George, Kumar, Vipin

“…In this paper, we present and study a class of graph partitioning algorithms that reduces the size of the graph by collapsing vertices and edges, we find…”
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Parallelization and scalability analysis of inverse factorization using the chunks and tasks programming model Autor Artemov, Anton G., Rudberg, Elias, Rubensson, Emanuel H.

“…•All the three considered algorithms scale linearly with system size.•The critical path lengths influence the weak scaling of the algorithms.•Localized inverse…”
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Efficient Uncertainty Analysis of External Heat Flux of Solar Radiation with External Heat Flux Expansion for Spacecraft Thermal Design Autor Fu, Xiaoyi, Liang, Lei, Ma, Wenlai, Cui, Hutao, Zhao, Yang

“…Designing spacecraft involves a careful equilibrium to avoid overengineering or underdesigning, which underscores the importance of employing thermal…”
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Technical Note: Determining Peeling Order Using Sparse Matrix Algorithms Autor Fernandez, S. A, Fernando, R. L

“…To study the effect of individual genes by segregation or linkage analyses, the likelihood of the model needs to be evaluated. The likelihood can be computed…”
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Simultaneous analysis of large INTEGRAL/SPI11Based on observations with INTEGRAL, an ESA project with instruments and science data center funded by ESA member states (especially the PI countries: Denmark, France, Germany, Italy, Spain, and Switzerland), Czech Republic and Poland with participation of Russia and the USA. datasets: Optimizing the computation of the solution and its variance using sparse matrix algorithms Autor Bouchet, L., Amestoy, P., Buttari, A., Rouet, F.-H., Chauvin, M.

“…Nowadays, analyzing and reducing the ever larger astronomical datasets is becoming a crucial challenge, especially for long cumulated observation times. The…”
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A Supernodal Approach to Sparse Partial Pivoting Autor Demmel, James W., Eisenstat, Stanley C., Gilbert, John R., Li, Xiaoye S., Liu, Joseph W. H.

“…We investigate several ways to improve the performance of sparse LU factorization with partial pivoting, as used to solve unsymmetric linear systems. We…”
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Graph Transformation and Designing Parallel Sparse Matrix Algorithms beyond Data Dependence Analysis Autor Lin, H.X.

“…Algorithms are often parallelized based on data dependence analysis manually or by means of parallel compilers. Some vector/matrix computations such as the…”
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Comparative Analysis of Sparse Matrix Algorithms For Information Retrieval Autor Nazli Goharian, Ankit Jain, Qian Sun

“… to perform query processing in information retrieval (IR) application. We show the results of our implementations for several sparse matrix algorithms such as Coordinate Storage (COO…”
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Designing parallel sparse matrix algorithms beyond data dependence analysis Autor Lin, H.X.

“…Algorithms are often parallelized based on data dependence analysis manually or by means of parallel compilers. Some vector/matrix computations such as the…”
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Exploiting Spatial Information in Datasets to Enable Fault Tolerant Sparse Matrix Solvers Autor Hunt, Rob, McIntosh-Smith, Simon

“…High-performance computing (HPC) systems continue to increase in size in the quest for ever higher performance. The resulting increased electronic component…”
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Simultaneous analysis of large INTEGRAL/SPI datasets: optimizing the computation of the solution and its variance using sparse matrix algorithms Autor Bouchet, L, Amestoy, P, Buttari, A, F -H Rouet, Chauvin, M

“…Nowadays, analyzing and reducing the ever larger astronomical datasets is becoming a crucial challenge, especially for long cumulated observation times. The…”
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Fast algorithms for placing large entries along the diagonal of a sparse matrix Autor Kundeti, Vamsi, Rajasekaran, Sanguthevar

“…Solving a sparse system of linear equations A x = b is one of the most fundamental operations inside any circuit simulator. The equations/rows in the matrix A…”
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Limited resource scheduling in sparse matrix algorithms Autor Pozo, Smith

“…We present analytic models and simulation techniques that describe the performance of the multifrontal method on distributed memory architectures. We focus on…”
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Special Section on Sparse Matrix Algorithms on Supercomputers Autor Gear, C. W., Simon, H. D.

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