Publications
“Checkpointing Strategies for Shared High-Performance Computing Platforms,”
International Journal of Networking and Computing, vol. 9, no. 1, pp. 28–52, 2019.
(490.5 KB)
(490.5 KB)
“Practical Scalable Consensus for Pseudo-Synchronous Distributed Systems,”
The International Conference for High Performance Computing, Networking, Storage and Analysis (SC15), Austin, TX, ACM, November 2015.
(550.96 KB)
(550.96 KB)
“Practical Scalable Consensus for Pseudo-Synchronous Distributed Systems: Formal Proof,”
Innovative Computing Laboratory Technical Report, no. ICL-UT-15-01, April 2015.
(570.97 KB)
(570.97 KB)
“Distributed-Memory Multi-GPU Block-Sparse Tensor Contraction for Electronic Structure,”
35th IEEE International Parallel & Distributed Processing Symposium (IPDPS 2021), Portland, OR, IEEE, May 2021.
“A Parallel Implementation of the Nonsymmetric QR Algorithm for Disitributed Memory Architectures,”
SIAM Journal on Scientific Computing, vol. 16, no. 2, pp. 284-311, October 2002.
(224.7 KB)
(224.7 KB)
“A Parallel Implementation of the Nonsymmetric QR Algorithm for Distributed Memory Architectures,”
SIAM Journal on Scientific Computing, vol. 24, no. 1, pp. 284-311, January 2003.
(224.7 KB)
(224.7 KB)
ASCR@40: Highlights and Impacts of ASCR’s Programs
: US Department of Energy’s Office of Advanced Scientific Computing Research, June 2020.
ASCR@40: Four Decades of Department of Energy Leadership in Advanced Scientific Computing Research
: Advanced Scientific Computing Advisory Committee (ASCAC), US Department of Energy, August 2020.
“The Semantic Conference Organizer,”
Statistical Data Mining and Knowledge Discovery: CRC Press, 00 2003.
(998.12 KB)
(998.12 KB)
“Performance Analysis and Modeling of Task-Based Runtimes,”
Department of Electrical Engineering and Computer Science, vol. PhD, Knoxville, University of Tennessee, May 2016.
(5.14 MB)
(5.14 MB)
“Search Space Pruning Constraints Visualization,”
VISSOFT'14: 2nd IEEE Working Conference on Software Visualization, Victoria, BC, Canada, IEEE, September 2014.
(1.32 MB)
(1.32 MB)
“Visualizing Execution Traces with Task Dependencies,”
2nd Workshop on Visual Performance Analysis (VPA '15), Austin, TX, ACM, November 2015.
(927.5 KB)
(927.5 KB)
“Interactive Grid-Access Using Gridsolve and Giggle,”
Computing and Informatics, vol. 27, no. 2, pp. 233-248,ISSN1335-9150, 00 2008.
(533.4 KB)
(533.4 KB)
“Improved Energy-Aware Strategies for Periodic Real-Time Tasks under Reliability Constraints,”
40th IEEE Real-Time Systems Symposium (RTSS 2019), York, UK, IEEE Press, February 2020.
“Checkpointing Workflows for Fail-Stop Errors,”
IEEE Cluster, Honolulu, Hawaii, IEEE, September 2017.
(400.64 KB)
(400.64 KB)
“Checkpointing Workflows for Fail-Stop Errors,”
IEEE Transactions on Computers, vol. 67, issue 8, pp. 1105–1120, August 2018.
“A Generic Approach to Scheduling and Checkpointing Workflows,”
The 47th International Conference on Parallel Processing (ICPP 2018), Eugene, OR, IEEE Computer Society Press, August 2018.
(737.11 KB)
(737.11 KB)
“Energy-Aware Strategies for Reliability-Oriented Real-Time Task Allocation on Heterogeneous Platforms,”
49th International Conference on Parallel Processing (ICPP 2020), Edmonton, AB, Canada, ACM Press, 2020.
(804.96 KB)
(804.96 KB)
“A Generic Approach to Scheduling and Checkpointing Workflows,”
International Journal of High Performance Computing Applications, vol. 33, issue 6, pp. 1255-1274, November 2019.
(555.01 KB)
(555.01 KB)
“A Generic Approach to Scheduling and Checkpointing Workflows,”
Int. Journal of High Performance Computing Applications, vol. 33, no. 6, pp. 1255-1274, 2019.
(555.01 KB)
(555.01 KB)
“Harnessing GPU Tensor Cores for Fast FP16 Arithmetic to Speed up Mixed-Precision Iterative Refinement Solvers,”
The International Conference for High Performance Computing, Networking, Storage, and Analysis (SC18), Dallas, TX, IEEE, November 2018.
(642.51 KB)
(642.51 KB)
“A Guide for Achieving High Performance with Very Small Matrices on GPUs: A Case Study of Batched LU and Cholesky Factorizations,”
IEEE Transactions on Parallel and Distributed Systems, vol. 29, issue 5, pp. 973–984, May 2018.
(832.92 KB)
(832.92 KB)
“Performance and Portability with OpenCL for Throughput-Oriented HPC Workloads Across Accelerators, Coprocessors, and Multicore Processors,”
5th Workshop on Latest Advances in Scalable Algorithms for Large-Scale Systems (ScalA '14), New Orleans, LA, IEEE, November 2014.
(407.5 KB)
(407.5 KB)
“Flexible Linear Algebra Development and Scheduling with Cholesky Factorization,”
17th IEEE International Conference on High Performance Computing and Communications, Newark, NJ, August 2015.
(494.31 KB)
(494.31 KB)
“An Improved Parallel Singular Value Algorithm and Its Implementation for Multicore Hardware,”
Supercomputing 2013, Denver, CO, November 2013.
“The Design of Fast and Energy-Efficient Linear Solvers: On the Potential of Half-Precision Arithmetic and Iterative Refinement Techniques,”
International Conference on Computational Science (ICCS 2018), vol. 10860, Wuxi, China, Springer, pp. 586–600, June 2018.
(487.88 KB)
(487.88 KB)
“A Comprehensive Study of Task Coalescing for Selecting Parallelism Granularity in a Two-Stage Bidiagonal Reduction,”
IPDPS 2012, Shanghai, China, May 2012.
(480.43 KB)
(480.43 KB)
Harnessing GPU's Tensor Cores Fast FP16 Arithmetic to Speedup Mixed-Precision Iterative Refinement Solvers and Achieve 74 Gflops/Watt on Nvidia V100
, San Jose, CA, GPU Technology Conference (GTC), Poster, March 2018.
(2.96 MB)
(2.96 MB)
“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)
(766.35 KB)
“Unified Development for Mixed Multi-GPU and Multi-Coprocessor Environments using a Lightweight Runtime Environment,”
IPDPS 2014, Phoenix, AZ, IEEE, May 2014.
(1.51 MB)
(1.51 MB)
“Analysis of Dynamically Scheduled Tile Algorithms for Dense Linear Algebra on Multicore Architectures,”
University of Tennessee Computer Science Technical Report, UT-CS-11-666, (also Lawn 243), March 2011.
(1.65 MB)
(1.65 MB)
“A Novel Hybrid CPU-GPU Generalized Eigensolver for Electronic Structure Calculations Based on Fine Grained Memory Aware Tasks,”
International Journal of High Performance Computing Applications, vol. 28, issue 2, pp. 196-209, May 2014.
(1.74 MB)
(1.74 MB)
“An Improved Parallel Singular Value Algorithm and Its Implementation for Multicore Hardware,”
University of Tennessee Computer Science Technical Report (also LAWN 283), no. ut-eecs-13-720: University of Tennessee, October 2013.
(1.23 MB)
(1.23 MB)
“Batched Matrix Computations on Hardware Accelerators Based on GPUs,”
2015 SIAM Conference on Applied Linear Algebra (SIAM LA), Atlanta, GA, SIAM, October 2015.
(9.36 MB)
(9.36 MB)
“Mixed-Precision Iterative Refinement using Tensor Cores on GPUs to Accelerate Solution of Linear Systems,”
Proceedings of the Royal Society A, vol. 476, issue 2243, November 2020.
(2.24 MB)
(2.24 MB)
“Framework for Batched and GPU-resident Factorization Algorithms to Block Householder Transformations,”
ISC High Performance, Frankfurt, Germany, Springer, July 2015.
(778.26 KB)
(778.26 KB)
Power-Aware HPC on Intel Xeon Phi KNL Processors
, Frankfurt, Germany, ISC High Performance (ISC17), Intel Booth Presentation, June 2017.
(5.87 MB)
(5.87 MB)
“Towards Batched Linear Solvers on Accelerated Hardware Platforms,”
8th Workshop on General Purpose Processing Using GPUs (GPGPU 8) co-located with PPOPP 2015, San Francisco, CA, ACM, February 2015.
(403.74 KB)
(403.74 KB)
“Leading Edge Hybrid Multi-GPU Algorithms for Generalized Eigenproblems in Electronic Structure Calculations,”
International Supercomputing Conference (ISC), Lecture Notes in Computer Science, vol. 7905, Leipzig, Germany, Springer Berlin Heidelberg, pp. 67-80, June 2013.
(2.14 MB)
(2.14 MB)
“Toward High Performance Divide and Conquer Eigensolver for Dense Symmetric Matrices,”
SIAM Journal on Scientific Computing (Accepted), July 2012.
“Efficient Eigensolver Algorithms on Accelerator Based Architectures,”
2015 SIAM Conference on Applied Linear Algebra (SIAM LA), Atlanta, GA, SIAM, October 2015.
(6.98 MB)
(6.98 MB)
“Toward High Performance Divide and Conquer Eigensolver for Dense Symmetric Matrices.,”
Submitted to SIAM Journal on Scientific Computing (SISC), 00 2011.
MAtrix, TEnsor, and Deep-learning Optimized Routines (MATEDOR)
, Washington, DC, NSF PI Meeting, Poster, April 2018.
(2.4 MB)
(2.4 MB)
“Optimization for Performance and Energy for Batched Matrix Computations on GPUs,”
8th Workshop on General Purpose Processing Using GPUs (GPGPU 8), San Francisco, CA, ACM, February 2015.
(699.5 KB)
(699.5 KB)
“New Algorithm for Computing Eigenvectors of the Symmetric Eigenvalue Problem,”
Workshop on Parallel and Distributed Scientific and Engineering Computing, IPDPS 2014 (Best Paper), Phoenix, AZ, IEEE, May 2014.
(2.33 MB)
(2.33 MB)
“Parallel Reduction to Condensed Forms for Symmetric Eigenvalue Problems using Aggregated Fine-Grained and Memory-Aware Kernels,”
University of Tennessee Computer Science Technical Report, UT-CS-11-677, (also Lawn254), August 2011.
(636.01 KB)
(636.01 KB)
“Mixed-Precision Solution of Linear Systems Using Accelerator-Based Computing,”
Innovative Computing Laboratory Technical Report, no. ICL-UT-20-05: University of Tennessee, May 2020.
(1.03 MB)
(1.03 MB)
Accelerating Tensor Contractions for High-Order FEM on CPUs, GPUs, and KNLs
, Gatlinburg, TN, moky Mountains Computational Sciences and Engineering Conference (SMC16), Poster, September 2016.
(4.29 MB)
(4.29 MB)
“Power-aware Computing: Measurement, Control, and Performance Analysis for Intel Xeon Phi,”
2017 IEEE High Performance Extreme Computing Conference (HPEC'17), Best Paper Finalist, Waltham, MA, IEEE, September 2017.
(908.84 KB)
(908.84 KB)
“Weighted Dynamic Scheduling with Many Parallelism Grains for Offloading of Numerical Workloads to Multiple Varied Accelerators,”
Proceedings of the 6th Workshop on Latest Advances in Scalable Algorithms for Large-Scale Systems (ScalA'15), vol. No. 5, Austin, TX, ACM, November 2015.
(347.6 KB)
(347.6 KB)
