Suchergebnisse - "Sparse direct solver"

Fully parallel and pipelined sparse direct solver for large symmetric indefinite finite element problems von Wang, Yujie, Wang, Shengquan, Cai, Yong, Wang, Guidong, Li, Guangyao

“… Sparse linear system solving is a primary computational cost in large-scale finite element analysis, and improving its performance is a key technological …”
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A Fast Direct Solver for Structured Linear Systems by Recursive Skeletonization von Ho, Kenneth L., Greengard, Leslie

“… We present a fast direct solver for structured linear systems based on multilevel matrix compression. Using the recently developed interpolative decomposition …”
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Cached Gaussian elimination for simulating Stokes flow on domains with repetitive geometry von Ding, Ounan, Schroeder, Craig

“… •Specialized efficient solver for fluids for microfluidics applications.•Solves Stokes equations with one million degrees of freedom in one second.•Special …”
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SlabLU: a two-level sparse direct solver for elliptic PDEs von Yesypenko, Anna, Martinsson, Per-Gunnar

“… The paper describes a sparse direct solver for the linear systems that arise from the discretization of an elliptic PDE on a two-dimensional domain. The scheme …”
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Block low‐rank single precision coarse grid solvers for extreme scale multigrid methods von Buttari, Alfredo, Huber, Markus, Leleux, Philippe, Mary, Theo, Rüde, Ulrich, Wohlmuth, Barbara

“… Extreme scale simulation requires fast and scalable algorithms, such as multigrid methods. To achieve asymptotically optimal complexity, it is essential to …”
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swSuperLU: A highly scalable sparse direct solver on Sunway manycore architecture von Tian, Min, Wang, Junjie, Zhang, Zanjun, Du, Wei, Pan, Jingshan, Liu, Tao

“… Sparse LU factorization is essential for scientific and engineering simulations. In this work, we present swSuperLU, a highly scalable sparse direct solver on …”
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Interconnected Hierarchical Structures for Fast Direct Elliptic Solution von Liu, Xiao, Xia, Jianlin, V. de Hoop, Maarten, Ou, Xiaofeng

“… We propose an interconnected hierarchical rank structure and use it to design a fast direct elliptic solver that can significantly reduce the amount of …”
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Sparse supernodal solver using block low-rank compression: Design, performance and analysis von Pichon, Grégoire, Darve, Eric, Faverge, Mathieu, Ramet, Pierre, Roman, Jean

“… •Introduction of block low-rank compression in PaStiX sparse supernodal solver.•Development of a Minimal Memory strategy reducing the memory footprint of the …”
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Auto-Gauging of Vector Potential by Parallel Sparse Direct Solvers-Numerical Observations von Tang, Zuqi, Zhao, Yanpu, Ren, Zhuoxiang

“… When using magnetic vector potential (MVP)-based formulations for magnetostatic or eddy-current problems, either gauge conditions specifying the divergence of …”
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Parallel direct solver for solving systems of linear equations resulting from finite element method on multi-core desktops and workstations von Fialko, S.

“… This paper presents the PARFES—parallel sparse direct solver for solving systems of linear equations resulting from the finite element method applied to …”
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High-performance finite-element simulations of seismic wave propagation in three-dimensional nonlinear inelastic geological media von Dupros, Fabrice, De Martin, Florent, Foerster, Evelyne, Komatitsch, Dimitri, Roman, Jean

“… We present finite-element numerical simulations of seismic wave propagation in non linear inelastic geological media. We demonstrate the feasibility of …”
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Laplace-domain waveform modeling and inversion for the 3D acoustic–elastic coupled media von Shin, Jungkyun, Shin, Changsoo, Calandra, Henri

“… Laplace-domain waveform inversion reconstructs long-wavelength subsurface models by using the zero-frequency component of damped seismic signals. Despite the …”
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On the improvement of a scalable sparse direct solver for unsymmetrical linear equations von Celebi, M. Serdar, Duran, Ahmet, Oztoprak, Figen, Tuncel, Mehmet, Akaydin, Bora

“… This paper focuses on the application level improvements in a sparse direct solver specifically used for large-scale unsymmetrical linear equations resulting …”
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A new parallel sparse direct solver: Presentation and numerical experiments in large-scale structural mechanics parallel computing von Guèye, I., Arem, S. El, Feyel, F., Roux, F.-X., Cailletaud, G.

“… The main purpose of this work is to present a new parallel direct solver: Dissection solver. It is based on LU factorization of the sparse matrix of the linear …”
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A Runtime Approach to Dynamic Resource Allocation for Sparse Direct Solvers von Hugo, Andra-Ecaterina, Guermouche, Abdou, Wacrenier, Pierre-Andre, Namyst, Raymond

“… To face the advent of multicore processors and the ever increasing complexity of hardware architectures, programming models based on DAG-of-tasks parallelism …”
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Sparse Matrix Ordering Method with a Quantum Annealing Approach and its Parameter Tuning von Komiyama, Tomoko, Suzuki, Tomohiro

“… Quantum annealing realizes quantum computers specialized for combinatorial optimization problems (COPs). A COP is formulated as a Hamiltonian, and quantum …”
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Development of a Sparse Direct Solver for Antenna Array Analysis von Sewraj, Keshav, Botha, Matthys M.

“… Electromagnetic analysis of antenna arrays can be performed using the integral-equation based technique, the Method of Moments (MoM). However, the MoM is …”
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Developments in the Analysis of Large Antenna Arrays with Disjoint Elements von Sewraj, Keshav, Chose, Matthews, Botha, Matthys M.

“… Efficient electromagnetic analysis of very large antenna arrays is important for various applications, including e.g., radio astronomy. The method of moments …”
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A Communication-Avoiding 3D LU Factorization Algorithm for Sparse Matrices von Sao, Piyush, Li, Xiaoye Sherry, Vuduc, Richard

“… We propose a new algorithm to improve the strong scalability of right-looking sparse LU factorization on distributed memory systems. Our 3D sparse LU algorithm …”
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A Sparse Direct Solver for Distributed Memory Xeon Phi-Accelerated Systems von Sao, Piyush, Xing Liu, Vuduc, Richard, Xiaoye Li

“… This paper presents the first sparse direct solver for distributed memory systems comprising hybrid multicourse CPU and Intel Xeon Pico-processors. It builds …”
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