Hatem Ltaief

Hatem Ltaief, Piotr Luszczek, Jack Dongarra: Profiling high performance dense linear algebra algorithms on multicore architectures for power and energy efficiency. Computer Science - R&D 27(2) (2012)

Hatem Ltaief, Piotr Luszczek, Jack Dongarra: Profiling high performance dense linear algebra algorithms on multicore architectures for power and energy efficiency. Computer Science - R&D 27(4): 277-287 (2012)

Azzam Haidar, Hatem Ltaief, Jack Dongarra: Toward a High Performance Tile Divide and Conquer Algorithm for the Dense Symmetric Eigenvalue Problem. SIAM J. Scientific Computing 34(6) (2012)

Jack Dongarra, Hatem Ltaief, Piotr Luszczek, Vincent M. Weaver: Energy Footprint of Advanced Dense Numerical Linear Algebra Using Tile Algorithms on Multicore Architectures. CGC 2012: 274-281

Ahmad Abdelfattah, David Keyes, Hatem Ltaief: Systematic Approach in Optimizing Numerical Memory-Bound Kernels on GPU. Euro-Par Workshops 2012: 207-216

Azzam Haidar, Hatem Ltaief, Piotr Luszczek, Jack Dongarra: A Comprehensive Study of Task Coalescing for Selecting Parallelism Granularity in a Two-Stage Bidiagonal Reduction. IPDPS 2012: 25-35

Emmanuel Agullo, George Bosilca, Bérenger Bramas, Cedric Castagnede, Olivier Coulaud, Eric Darve, Jack Dongarra, Mathieu Faverge, Nathalie Furmento, Luc Giraud, Xavier Lacoste, Julien Langou, Hatem Ltaief, Matthias Messner, Raymond Namyst, Pierre Ramet, Toru Takahashi, Samuel Thibault, Stanimire Tomov, Ichitaro Yamazaki: Abstract: Matrices Over Runtime Systems at Exascale. SC Companion 2012: 1330-1331

Emmanuel Agullo, George Bosilca, Bérenger Bramas, Cedric Castagnede, Olivier Coulaud, Eric Darve, Jack Dongarra, Mathieu Faverge, Nathalie Furmento, Luc Giraud, Xavier Lacoste, Julien Langou, Hatem Ltaief, Matthias Messner, Raymond Namyst, Pierre Ramet, Toru Takahashi, Samuel Thibault, Stanimire Tomov, Ichitaro Yamazaki: Poster: Matrices over Runtime Systems at Exascale. SC Companion 2012: 1332

Hatem Ltaief, Rio Yokota: Data-Driven Execution of Fast Multipole Methods. CoRR abs/1203.0889 (2012)

Azzam Haidar, Hatem Ltaief, Asim YarKhan, Jack Dongarra: Analysis of dynamically scheduled tile algorithms for dense linear algebra on multicore architectures. Concurrency and Computation: Practice and Experience 24(3): 305-321 (2011)

Emmanuel Agullo, Cédric Augonnet, Jack Dongarra, Mathieu Faverge, Julien Langou, Hatem Ltaief, Stanimire Tomov: LU factorization for accelerator-based systems. AICCSA 2011: 217-224

Emmanuel Agullo, Cédric Augonnet, Jack Dongarra, Mathieu Faverge, Hatem Ltaief, Samuel Thibault, Stanimire Tomov: QR Factorization on a Multicore Node Enhanced with Multiple GPU Accelerators. IPDPS 2011: 932-943

Piotr Luszczek, Hatem Ltaief, Jack Dongarra: Two-Stage Tridiagonal Reduction for Dense Symmetric Matrices Using Tile Algorithms on Multicore Architectures. IPDPS 2011: 944-955

George Bosilca, Aurelien Bouteiller, Anthony Danalis, Mathieu Faverge, Azzam Haidar, Thomas Hérault, Jakub Kurzak, Julien Langou, Pierre Lemarinier, Hatem Ltaief, Piotr Luszczek, Asim YarKhan, Jack Dongarra: Flexible Development of Dense Linear Algebra Algorithms on Massively Parallel Architectures with DPLASMA. IPDPS Workshops 2011: 1432-1441

Hatem Ltaief, Piotr Luszczek, Jack Dongarra: Enhancing Parallelism of Tile Bidiagonal Transformation on Multicore Architectures Using Tree Reduction. PPAM (1) 2011: 661-670

Azzam Haidar, Hatem Ltaief, Jack Dongarra: Parallel reduction to condensed forms for symmetric eigenvalue problems using aggregated fine-grained and memory-aware kernels. SC 2011: 8

Jakub Kurzak, Hatem Ltaief, Jack Dongarra, Rosa M. Badia: Scheduling dense linear algebra operations on multicore processors. Concurrency and Computation: Practice and Experience 22(1): 15-44 (2010)

Hatem Ltaief, Jakub Kurzak, Jack Dongarra, Rosa M. Badia: Scheduling two-sided transformations using tile algorithms on multicore architectures. Scientific Programming 18(1): 35-50 (2010)

Hatem Ltaief, Jakub Kurzak, Jack Dongarra: Parallel Two-Sided Matrix Reduction to Band Bidiagonal Form on Multicore Architectures. IEEE Trans. Parallel Distrib. Syst. 21(4): 417-423 (2010)

Bilel Hadri, Hatem Ltaief, Emmanuel Agullo, Jack Dongarra: Tile QR factorization with parallel panel processing for multicore architectures. IPDPS 2010: 1-10

Stanimire Tomov, Rajib Nath, Hatem Ltaief, Jack Dongarra: Dense linear algebra solvers for multicore with GPU accelerators. IPDPS Workshops 2010: 1-8

Fengguang Song, Hatem Ltaief, Bilel Hadri, Jack Dongarra: Scalable Tile Communication-Avoiding QR Factorization on Multicore Cluster Systems. SC 2010: 1-11

Hatem Ltaief, Stanimire Tomov, Rajib Nath, Peng Du, Jack Dongarra: A Scalable High Performant Cholesky Factorization for Multicore with GPU Accelerators. VECPAR 2010: 93-101

Hatem Ltaief, Marc Garbey: A parallel Aitken-additive Schwarz waveform relaxation suitable for the grid. Parallel Computing 35(7): 416-428 (2009)

Emmanuel Agullo, Bilel Hadri, Hatem Ltaief, Jack Dongarra: Comparative study of one-sided factorizations with multiple software packages on multi-core hardware. SC 2009

Hatem Ltaief, Edgar Gabriel, Marc Garbey: Fault tolerant algorithms for heat transfer problems. J. Parallel Distrib. Comput. 68(5): 663-677 (2008)

Jakub Kurzak, Hatem Ltaief, Jack J. Dongarra, Rosa M. Badia: Scheduling for Numerical Linear Algebra Library at Scale. High Performance Computing Workshop 2008: 3-26

Hatem Ltaief, Marc Garbey, Edgar Gabriel: Parallel Fault Tolerant Algorithms for Parabolic Problems. Euro-Par 2006: 700-709