Publications
Advancements of PAPI for the exascale generation,”
The International Journal of High Performance Computing Applications, December 2024.
DOI: 10.1177/10943420241303884
“Advancements of PAPI for the exascale generation,”
The International Journal of High Performance Computing Applications, December 2024.
DOI: 10.1177/10943420241303884
“Evaluating PaRSEC Through Matrix Computations in Scientific Applications,”
Asynchronous Many-Task Systems and Applications - Second International Workshop, WAMTA 2024, Knoxville, TN, USA, February 14-16, 2024, Proceedings, vol. 14626: Springer, pp. 22–33, 2024.
DOI: 10.1007/978-3-031-61763-8_3
(600.76 KB)
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Evolution of the SLATE linear algebra library,”
The International Journal of High Performance Computing Applications, September 2024.
DOI: 10.1177/10943420241286531
“Ginkgo - A math library designed to accelerate Exascale Computing Project science applications,”
The International Journal of High Performance Computing Applications, August 2024.
DOI: 10.1177/10943420241268323
“Interface for Sparse Linear Algebra Operations
, November 2024.
DOI: 10.48550/arXiv.2411.13259
MAGMA: Enabling exascale performance with accelerated BLAS and LAPACK for diverse GPU architectures,”
The International Journal of High Performance Computing Applications, June 2024.
DOI: 10.1177/10943420241261960
“Numerical eigen-spectrum slicing, accurate orthogonal eigen-basis, and mixed-precision eigenvalue refinement using OpenMP data-dependent tasks and accelerator offload,”
The International Journal of High Performance Computing Applications, vol. 303, issue 136, September 2024.
DOI: 10.1177/10943420241281050
“PaRSEC: Scalability, flexibility, and hybrid architecture support for task-based applications in ECP,”
The International Journal of High Performance Computing Applications, October 2024.
DOI: 10.1177/10943420241290520
“Taking the MPI standard and the open MPI library to exascale,”
The International Journal of High Performance Computing Applications, July 2024.
DOI: 10.1177/10943420241265936
“XaaS: Acceleration as a Service to Enable Productive High-Performance Cloud Computing,”
Computing in Science & Engineering, vol. 26, issue 3, pp. 40 - 51, July 2024.
DOI: 10.1109/MCSE.2024.3382154
“PAQR: Pivoting Avoiding QR factorization,”
2023 IEEE International Parallel and Distributed Processing Symposium (IPDPS), St. Petersburg, FL, USA, IEEE, 2023.
DOI: 10.1109/IPDPS54959.2023.00040
“Performance Insights into Device-initiated RMA Using Kokkos Remote Spaces,”
2023 IEEE International Conference on Cluster Computing Workshops (CLUSTER Workshops), Santa Fe, NM, USA, IEEE, November 2023.
DOI: 10.1109/CLUSTERWorkshops61457.2023.00028
“Reducing Data Motion and Energy Consumption of Geospatial Modeling Applications Using Automated Precision Conversion,”
2023 IEEE International Conference on Cluster Computing (CLUSTER), Santa Fe, NM, USA, IEEE, November 2023.
DOI: 10.1109/CLUSTER52292.2023.00035
“Accelerating Geostatistical Modeling and Prediction With Mixed-Precision Computations: A High-Productivity Approach With PaRSEC,”
IEEE Transactions on Parallel and Distributed Systems, vol. 33, issue 4, pp. 964 - 976, April 2022.
DOI: 10.1109/TPDS.2021.3084071
“Analysis of the Communication and Computation Cost of FFT Libraries towards Exascale,”
ICL Technical Report, no. ICL-UT-22-07: Innovative Computing Laboratory, July 2022.
(5.91 MB)
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Approximate Computing for Scientific Applications,”
Approximate Computing Techniques, 322: Springer International Publishing, pp. 415 - 465, January 2022.
DOI: 10.1007/978-3-030-94705-7_14
“Communication Avoiding LU with Tournament Pivoting in SLATE,”
SLATE Working Notes, no. 18, ICL-UT-22-01, January 2022.
(3.74 MB)
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Evaluating Data Redistribution in PaRSEC,”
IEEE Transactions on Parallel and Distributed Systems, vol. 33, no. 8, pp. 1856-1872, August 2022.
DOI: 10.1109/TPDS.2021.3131657
(3.19 MB)
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FFT Benchmark Performance Experiments on Systems Targeting Exascale,”
ICL Technical Report, no. ICL-UT-22-02, March 2022.
(5.87 MB)
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A Framework to Exploit Data Sparsity in Tile Low-Rank Cholesky Factorization,”
IEEE International Parallel and Distributed Processing Symposium (IPDPS), July 2022.
DOI: 10.1109/IPDPS53621.2022.00047
(1.03 MB)
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Ginkgo: A Modern Linear Operator Algebra Framework for High Performance Computing,”
ACM Transactions on Mathematical Software, vol. 48, issue 12, pp. 1 - 33, March 2022.
DOI: 10.1145/3480935
(4.2 MB)
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Ginkgo—A math library designed for platform portability,”
Parallel Computing, vol. 111, pp. 102902, February 2022.
DOI: 10.1016/j.parco.2022.102902
“Lossy all-to-all exchange for accelerating parallel 3-D FFTs on hybrid architectures with GPUs,”
2022 IEEE International Conference on Cluster Computing (CLUSTER), pp. 152-160, September 2022.
DOI: 10.1109/CLUSTER51413.2022.00029
“Mixed precision and approximate 3D FFTs: Speed for accuracy trade-off with GPU-aware MPI and run-time data compression,”
ICL Technical Report, no. ICL-UT-22-04, May 2022.
(706.14 KB)
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OpenMP application experiences: Porting to accelerated nodes,”
Parallel Computing, vol. 109, March 2022.
DOI: 10.1016/j.parco.2021.102856
“PAQR: Pivoting Avoiding QR factorization,”
ICL Technical Report, no. ICL-UT-22-06, June 2022.
(364.85 KB)
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Porting Sparse Linear Algebra to Intel GPUs,”
Euro-Par 2021: Parallel Processing Workshops, vol. 13098, Lisbon, Portugal, Springer International Publishing, pp. 57 - 68, June 2022.
DOI: 10.1007/978-3-031-06156-1_5
“Porting Sparse Linear Algebra to Intel GPUs,”
Euro-Par 2021: Parallel Processing Workshops, vol. 13098, Lisbon, Portugal, Springer International Publishing, pp. 57 - 68, June 2022.
DOI: 10.1007/978-3-031-06156-1_5
“Providing performance portable numerics for Intel GPUs,”
Concurrency and Computation: Practice and Experience, vol. 17, October 2022.
DOI: 10.1002/cpe.7400
(3.16 MB)
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Reshaping Geostatistical Modeling and Prediction for Extreme-Scale Environmental Applications,”
2022 International Conference for High Performance Computing, Networking, Storage and Analysis (SC22), Dallas, TX, IEEE Press, November 2022.
“Resiliency in numerical algorithm design for extreme scale simulations,”
The International Journal of High Performance Computing Applications, vol. 36371337212766180823, issue 2, pp. 251 - 285, March 2022.
DOI: 10.1177/10943420211055188
“Resiliency in numerical algorithm design for extreme scale simulations,”
The International Journal of High Performance Computing Applications, vol. 36371337212766180823, issue 2, pp. 251 - 285, March 2022.
DOI: 10.1177/10943420211055188
“Using long vector extensions for MPI reductions,”
Parallel Computing, vol. 109, pp. 102871, March 2022.
DOI: 10.1016/j.parco.2021.102871
“Accelerating FFT towards Exascale Computing
: NVIDIA GPU Technology Conference (GTC2021), 2021.
(27.23 MB)

Budget-aware scheduling algorithms for scientific workflows with stochastic task weights on IaaS Cloud platforms,”
Concurrency and Computation: Practice and Experience, vol. 33, no. 17, pp. e6065, 2021.
DOI: 10.1002/cpe.6065
(1.99 MB)
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Budget-aware scheduling algorithms for scientific workflows with stochastic task weights on IaaS Cloud platforms,”
Concurrency and Computation: Practice and Experience, vol. 33, no. 17, pp. e6065, 2021.
DOI: 10.1002/cpe.6065
(1.99 MB)
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Budget-aware scheduling algorithms for scientific workflows with stochastic task weights on IaaS Cloud platforms,”
Concurrency and Computation: Practice and Experience, vol. 33, no. 17, pp. e6065, 2021.
DOI: 10.1002/cpe.6065
(1.99 MB)
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Gingko: A Sparse Linear Algebrea Library for HPC
: 2021 ECP Annual Meeting, April 2021.
(893.04 KB)

GPU algorithms for Efficient Exascale Discretizations,”
Parallel Computing, vol. 108, pp. 102841, 2021.
DOI: 10.1016/j.parco.2021.102841
“GPU algorithms for Efficient Exascale Discretizations,”
Parallel Computing, vol. 108, pp. 102841, 2021.
DOI: 10.1016/j.parco.2021.102841
“GPU algorithms for Efficient Exascale Discretizations,”
Parallel Computing, vol. 108, pp. 102841, 2021.
DOI: 10.1016/j.parco.2021.102841
“Interim Report on Benchmarking FFT Libraries on High Performance Systems,”
Innovative Computing Laboratory Technical Report, no. ICL-UT-21-03: University of Tennessee, July 2021.
(2.68 MB)
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Leveraging PaRSEC Runtime Support to Tackle Challenging 3D Data-Sparse Matrix Problems,”
35th IEEE International Parallel & Distributed Processing Symposium (IPDPS 2021), Portland, OR, IEEE, May 2021.
(1.08 MB)
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libCEED: Fast algebra for high-order element-based discretizations,”
Journal of Open Source Software, vol. 6, no. 63, pp. 2945, 2021.
DOI: 10.21105/joss.02945
“P1673R3: A Free Function Linear algebra Interface Based on the BLAS,”
ISO JTC1 SC22 WG22, no. P1673R3: ISO, April 2021.
(858.89 KB)
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P1673R3: A Free Function Linear algebra Interface Based on the BLAS,”
ISO JTC1 SC22 WG22, no. P1673R3: ISO, April 2021.
(858.89 KB)
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