Publications
PerfMiner: Cluster-Wide Collection, Storage and Presentation of Application Level Hardware Performance Data,”
European Conference on Parallel Processing (Euro-Par 2005), Monte de Caparica, Portugal, Springer, September 2005.
DOI: 10.1007/11549468_1
(205.45 KB)
“
PaRSEC in Practice: Optimizing a Legacy Chemistry Application through Distributed Task-Based Execution,”
2015 IEEE International Conference on Cluster Computing, Chicago, IL, IEEE, September 2015.
(1.77 MB)
“
ParILUT – A Parallel Threshold ILU for GPUs,”
IEEE International Parallel and Distributed Processing Symposium (IPDPS), Rio de Janeiro, Brazil, IEEE, May 2019.
DOI: 10.1109/IPDPS.2019.00033
(505.95 KB)
“
Parallel Symbolic Cholesky Factorization,”
SC-W 2023: Workshops of The International Conference on High Performance Computing, Network, Storage, and Analysis, Denver, CO, ACM, November 2023.
DOI: 10.1145/3624062.3624253
“Parallel Performance Measurement of Heterogeneous Parallel Systems with GPUs,”
International Conference on Parallel Processing (ICPP'11), Taipei, Taiwan, ACM, September 2011.
DOI: 10.1109/ICPP.2011.71
(1.41 MB)
“
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
“The PAPI Cross-Platform Interface to Hardware Performance Counters,”
Department of Defense Users' Group Conference Proceedings, Biloxi, Mississippi, June 2001.
(328.56 KB)
“
Out of Memory SVD Solver for Big Data,”
2017 IEEE High Performance Extreme Computing Conference (HPEC'17), Waltham, MA, IEEE, September 2017.
(1.33 MB)
“
Optimizing the SVD Bidiagonalization Process for a Batch of Small Matrices,”
International Conference on Computational Science (ICCS 2017), Zurich, Switzerland, Procedia Computer Science, June 2017.
DOI: 10.1016/j.procs.2017.05.237
(364.95 KB)
“
Optimizing GPU Kernels for Irregular Batch Workloads: A Case Study for Cholesky Factorization,”
IEEE High Performance Extreme Computing Conference (HPEC’18), Waltham, MA, IEEE, September 2018.
(729.87 KB)
“
Optimized Batched Linear Algebra for Modern Architectures,”
Euro-Par 2017, Santiago de Compostela, Spain, Springer, August 2017.
DOI: 10.1007/978-3-319-64203-1_37
(618.33 KB)
“
Optimal Cooperative Checkpointing for Shared High-Performance Computing Platforms,”
2018 IEEE International Parallel and Distributed Processing Symposium Workshops (IPDPSW), Best Paper Award, Vancouver, BC, Canada, IEEE, May 2018.
DOI: 10.1109/IPDPSW.2018.00127
(899.3 KB)
“
OpenDIEL: A Parallel Workflow Engine and DataAnalytics Framework,”
Practice and Experience in Advanced Research Computing (PEARC ’19), Chicago, IL, ACM, July 2019.
(1.48 MB)
“
Novel HPC Techniques to Batch Execution of Many Variable Size BLAS Computations on GPUs,”
International Conference on Supercomputing (ICS '17), Chicago, Illinois, ACM, June 2017.
DOI: 10.1145/3079079.3079103
(1.04 MB)
“
Non-Determinism and Overcount on Modern Hardware Performance Counter Implementations,”
2013 IEEE International Symposium on Performance Analysis of Systems and Software, Austin, TX, IEEE, April 2013.
(307.24 KB)
“
Multiprecision Block-Jacobi for Iterative Triangular Solves,”
European Conference on Parallel Processing (Euro-Par 2020): Springer, August 2020.
DOI: 10.1007/978-3-030-57675-2_34
“MPI Continuations And How To Invoke Them,”
Sustained Simulation Performance 2021, Cham, Springer International Publishing, pp. 67 - 83, February 2023.
DOI: 10.1007/978-3-031-18046-010.1007/978-3-031-18046-0_5
“Mixed-precision orthogonalization scheme and adaptive step size for CA-GMRES on GPUs,”
VECPAR 2014 (Best Paper), Eugene, OR, June 2014.
(438.54 KB)
“
Mixed Precision Algebraic Multigrid on GPUs,”
Parallel Processing and Applied Mathematics (PPAM 2022), vol. 13826, Cham, Springer International Publishing, April 2023.
DOI: 10.1007/978-3-031-30442-2_9
“Matrix Powers Kernels for Thick-Restart Lanczos with Explicit External Deflation,”
International Parallel and Distributed Processing Symposium (IPDPS), Rio de Janeiro, Brazil, IEEE, May 2019.
(480.73 KB)
“
Massively Parallel Automated Software Tuning,”
48th International Conference on Parallel Processing (ICPP 2019), Kyoto, Japan, ACM Press, August 2019.
DOI: 10.1145/3337821.3337908
(911.88 KB)
“
MagmaDNN: Towards High-Performance Data Analytics and Machine Learning for Data-Driven Scientific Computing,”
ISC High Performance, Frankfurt, Germany, Springer International Publishing, June 2019.
DOI: 10.1007/978-3-030-34356-9_37
(1.37 MB)
(8.72 MB)
“

MagmaDNN: Accelerated Deep Learning Using MAGMA,”
Practice and Experience in Advanced Research Computing (PEARC ’19), Chicago, IL, ACM, July 2019.
(1.09 MB)
“
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)
“
A Jaccard Weights Kernel Leveraging Independent Thread Scheduling on GPUs,”
SBAC-PAD, Lyon, France, IEEE, 2018.
(237.68 KB)
“
Investigating the Benefit of FP16-Enabled Mixed-Precision Solvers for Symmetric Positive Definite Matrices using GPUs,”
International Conference on Computational Science (ICCS 2020), Amsterdam, Netherlands, Springer, Cham, June 2020.
DOI: 10.1007/978-3-030-50417-5_18
(702.38 KB)
“
Investigating Half Precision Arithmetic to Accelerate Dense Linear System Solvers,”
ScalA17: 8th Workshop on Latest Advances in Scalable Algorithms for Large-Scale Systems, Denver, CO, ACM.
(766.35 KB)
“
Integrating Deep Learning in Domain Sciences at Exascale,”
2020 Smoky Mountains Computational Sciences and Engineering Conference (SMC 2020), August 2020.
“Increasing Accuracy of Iterative Refinement in Limited Floating-Point Arithmetic on Half-Precision Accelerators,”
IEEE High Performance Extreme Computing Conference (HPEC 2019), Best Paper Finalist, Waltham, MA, IEEE, September 2019.
(470.21 KB)
“
Improving the Scaling of an Asynchronous Many-Task Runtime with a Lightweight Communication Engine,”
52nd International Conference on Parallel Processing (ICPP 2023), Salt Lake City, Utah, ACM, September 2023.
DOI: 10.1145/3605573.3605642
“Improving the Performance of the GMRES Method using Mixed-Precision Techniques,”
Smoky Mountains Computational Sciences & Engineering Conference (SMC2020), August 2020.
(600.33 KB)
“