Parallel QR factorization for hybrid message passing/shared memory operation

DOI10.1016/S0016-0032(01)00023-0zbMath0984.65023OpenAlexW2035554802MaRDI QIDQ5947354

Ian N. Dunn, Gerard G. L. Meyer

Publication date: 14 May 2002

Published in: Journal of the Franklin Institute (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1016/s0016-0032(01)00023-0

zbMATH Keywords

parallel computationmessage passingshared memoryfast Givens QR factorization algorithm

Mathematics Subject Classification ID

Parallel algorithms in computer science (68W10) Parallel numerical computation (65Y05) Direct numerical methods for linear systems and matrix inversion (65F05) Orthogonalization in numerical linear algebra (65F25)

Uses Software

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Cites Work

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• A parameterized ordering for cache-, register- and pipeline-efficient Givens QR decomposition
• QR factorization for shared memory and message passing
• ScaLAPACK Users' Guide

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