Hatem Ltaief

Kootenay Association for Science & Technology — Canada

Computer Science · Physical Sciences

29h-index3.3kcitations210works1.82yr avg
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Research Topics

Parallel Computing and Optimization Techniques(77), Matrix Theory and Algorithms(51), Distributed and Parallel Computing Systems(37), Advanced Data Storage Technologies(34), Interconnection Networks and Systems(22)

Publications210 total

Caracal: A GPU-Resident Sparse LU Solver with Lightweight Fine-Grained Scheduling
2025· 1 citedOpen Access
Sustainably Modeling a Sustainable Future Climate
2025
GPU-Accelerated Parallel Selected Inversion for Structured Matrices Using sTiles
arXiv (Cornell University)·2025Open Access
Scaled Block Vecchia Approximation for High-Dimensional Gaussian Process Emulation on GPUs
arXiv (Cornell University)·2025Open Access
GPU-Accelerated Modified Bessel Function of the Second Kind for Gaussian Processes
arXiv (Cornell University)·2025· 1 citedOpen Access
Mixed Precision Storage for Seismic Applications
2025
On Floating Point Approximation of the Reciprocal Cube Root Function
Lecture notes in computer science·2025
Boosting Earth System Model Outputs And Saving PetaBytes in Their Storage Using Exascale Climate Emulators
2024· 19 cited
Accelerating Mixed-Precision Out-of-Core Cholesky Factorization with Static Task Scheduling
arXiv (Cornell University)·2024Open Access
Toward Capturing Genetic Epistasis From Multivariate Genome-Wide Association Studies Using Mixed-Precision Kernel Ridge Regression
arXiv (Cornell University)·2024Open Access
Boosting Earth System Model Outputs And Saving PetaBytes in their Storage Using Exascale Climate Emulators
arXiv (Cornell University)·2024· 1 citedOpen Access
Portability and scalability evaluation of large-scale statistical modeling and prediction software through HPC-ready containers
Future Generation Computer Systems·2024· 2 citedOpen Access
Parallel Approximations for High-Dimensional Multivariate Normal Probability Computation in Confidence Region Detection Applications
2024· 1 cited
Parallel Approximations for High-Dimensional Multivariate Normal Probability Computation in Confidence Region Detection Applications
arXiv (Cornell University)·2024Open Access
Leveraging the High Bandwidth of Last-Level Cache for HPC Seismic Imaging Applications
2024Open Access
High Throughput Massive MIMO Signal Decoding Using Multi-Level Tree Search on FPGAs
2024· 3 cited
GPU-Accelerated Vecchia Approximations of Gaussian Processes for Geospatial Data using Batched Matrix Computations
2024· 5 citedOpen Access
GPU-Accelerated Vecchia Approximations of Gaussian Processes for Geospatial Data using Batched Matrix Computations
arXiv (Cornell University)·2024Open Access
High performance computing seismic redatuming by inversion with algebraic compression and multiple precisions
The International Journal of High Performance Computing Applications·2024· 2 citedOpen Access
Exploiting Tensor Cores for Stencil-based PDE Solvers
2024
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Frequent Co-authors

Jack Dongarra(28), David E. Keyes(20), Piotr Łuszczek(11), George Bosilca(8), Mathieu Faverge(8), Emmanuel Agullo(7), Stanimire Tomov(7), Azzam Haidar(6), Qinglei Cao(6), Sameh Abdulah(6), Marc G. Genton(6), Jakub Kurzak(5), Kadir Akbudak(5), Yu Pei(5), Ying Sun(5), Bilel Hadri(4), Julien Langou(4), Cédric Augonnet(4), Aleksandr Mikhalev(4), Thomas Hérault(3)