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J

Julien Langou

cnrs - institute for information sciences & technologies (ins2i)

28H-index
147Paper Count
4.2KCitation Count
Published Papers 13
Publication Date
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A backward/forward recovery approach for the preconditioned conjugate gradient method
errnature computational science
IF3.7
err2016-11-01
err13
errOAAI
errFasi, Massimiliano; Langou, Julien; Robert, Yves; Ucar, Bora
errShare
errSave
Mixing LU and QR factorization algorithms to design high-performance dense linear algebra solvers
errJOURNAL OF PARALLEL AND DISTRIBUTED COMPUTING
IF4
err2015-11-01
err9
errOAAI
errFaverge, Mathieu; Herrmann, Julien; Langou, Julien; Lowery, Bradley; Robert, Yves; Dongarra, Jack
errShare
errSave
FLEXIBLE VARIANTS OF BLOCK RESTARTED GMRES METHODS WITH APPLICATION TO GEOPHYSICS
errSIAM JOURNAL ON SCIENTIFIC COMPUTING
IF2.6
err2012-01-01
err46
PREAI
errCalandra, Henri; Gratton, Serge; Langou, Julien; Pinel, Xavier; Vasseur, Xavier
errShare
errSave
COMMUNICATION-OPTIMAL PARALLEL AND SEQUENTIAL QR AND LU FACTORIZATIONS
errSIAM JOURNAL ON SCIENTIFIC COMPUTING
IF2.6
err2012-01-01
err237
errOAAI
errDemmel, James; Grigori, Laura; Hoemmen, Mark; Langou, Julien
errShare
errSave
QCG-OMPI: MPI applications on grids
errFUTURE GENERATION COMPUTER SYSTEMS-THE INTERNATIONAL JOURNAL OF ESCIENCE
IF6.1
err2011-04-01
err5
PREAI
errAgullo, Emmanuel; Coti, Camille; Herault, Thomas; Langou, Julien; Peyronnet, Sylvain; Rezmerita, Ala; Cappello, Franck; Dongarra, Jack
errShare
errSave
THE CYCLE-CONVERGENCE OF RESTARTED GMRES FOR NORMAL MATRICES IS SUBLINEAR
errSIAM JOURNAL ON SCIENTIFIC COMPUTING
IF2.6
err2010-01-01
err9
errOAAI
errVecharynski, E.; Langou, J.
errShare
errSave
Accelerating scientific computations with mixed precision algorithms
errCOMPUTER PHYSICS COMMUNICATIONS
IF3.4
err2009-12-01
err148
errOAAI
errBaboulin, Marc; Buttari, Alfredo; Dongarra, Jack; Kurzak, Jakub; Langou, Julie; Langou, Julien; Luszczek, Piotr; Tomov, Stanimire
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errSave
Algorithm-based fault tolerance applied to high performance computing
errJOURNAL OF PARALLEL AND DISTRIBUTED COMPUTING
IF4
err2009-04-01
err163
PREAI
errBosilca, George; Delmas, Remi; Dongarra, Jack; Langou, Julien
errShare
errSave
Recovery patterns for iterative methods in a parallel unstable environment
errSIAM JOURNAL ON SCIENTIFIC COMPUTING
IF2.6
err2008-01-01
err39
errOAAI
errLangou, J.; Chen, Z.; Bosilca, G.; Dongarra, J.
errShare
errSave
Performance optimization and modeling of blocked sparse kernels
errINTERNATIONAL JOURNAL OF HIGH PERFORMANCE COMPUTING APPLICATIONS
IF2.5
err2007-11-01
err25
errOAAI
errButtari, Alfredo; Eijkhout, Victor; Langou, Julien; Filippone, Salvatore
errShare
errSave
Mixed precision iterative refinement techniques for the solution of dense linear systems
errINTERNATIONAL JOURNAL OF HIGH PERFORMANCE COMPUTING APPLICATIONS
IF2.5
err2007-11-01
err87
errOAAI
errButtari, Alfredo; Dongarra, Jack; Langou, Julie; Langou, Julien; Luszczek, Piotr; Kurzak, Jakub
errShare
errSave
Convergence in backward error of relaxed GMRES
errSIAM JOURNAL ON SCIENTIFIC COMPUTING
IF2.6
err2007-01-01
err26
PREAI
errGiraud, L.; Gratton, S.; Langou, J.
errShare
errSave
A robust criterion for the modified Gram-Schmidt algorithm with selective reorthogonalization
errSIAM JOURNAL ON SCIENTIFIC COMPUTING
IF2.6
err2003-01-01
err12
PREAI
errGiraud, L; Langou, J
errShare
errSave

Research Directions

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Co-authors
Cooperation Journals
J
Jack Dongarra
H-index: 112 · Papers: 2.1K
J
James Demmel
H-index: 77 · Papers: 551
F
Franck Cappello
H-index: 56 · Papers: 475
S
Stanimire Tomov
H-index: 45 · Papers: 320
Y
Yves Robert
H-index: 44 · Papers: 815
View more