Publications
“Improving the Energy Efficiency of Sparse Linear System Solvers on Multicore and Manycore Systems,”
Philosophical Transactions of the Royal Society A -- Mathematical, Physical and Engineering Sciences, vol. 372, issue 2018, July 2014.
(779.57 KB)
(779.57 KB)
“Improving the performance of CA-GMRES on multicores with multiple GPUs,”
IPDPS 2014, Phoenix, AZ, IEEE, May 2014.
(333.82 KB)
(333.82 KB)
“Looking Back at Dense Linear Algebra Software,”
Journal of Parallel and Distributed Computing, vol. 74, issue 7, pp. 2548–2560, July 2014.
(1.79 MB)
(1.79 MB)
“LU Factorization of Small Matrices: Accelerating Batched DGETRF on the GPU,”
16th IEEE International Conference on High Performance Computing and Communications (HPCC), Paris, France, IEEE, August 2014.
(684.73 KB)
(684.73 KB)
“MIAMI: A Framework for Application Performance Diagnosis ,”
IPASS-2014, Monterey, CA, IEEE, March 2014.
(1010.75 KB)
(1010.75 KB)
“Mixed-precision orthogonalization scheme and adaptive step size for CA-GMRES on GPUs,”
VECPAR 2014 (Best Paper), Eugene, OR, June 2014.
(438.54 KB)
(438.54 KB)
“Model-Driven One-Sided Factorizations on Multicore, Accelerated Systems,”
Supercomputing Frontiers and Innovations, vol. 1, issue 1, 2014.
(1.86 MB)
(1.86 MB)
“A Multithreaded Communication Substrate for OpenSHMEM,”
8th International Conference on Partitioned Global Address Space Programming Models (PGAS), Eugene, OR, October 2014.
(261.66 KB)
(261.66 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)
“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)
“Optimizing Krylov Subspace Solvers on Graphics Processing Units,”
Fourth International Workshop on Accelerators and Hybrid Exascale Systems (AsHES), IPDPS 2014, Phoenix, AZ, IEEE, May 2014.
(536.32 KB)
(536.32 KB)
“Performance Analysis of the MPAS-Ocean Code using HPCToolkit and MIAMI,”
ICL Technical Report, no. ICL-UT-14-01: University of Tennessee, February 2014.
(894.39 KB)
(894.39 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)
“Performance and Reliability Trade-offs for the Double Checkpointing Algorithm,”
International Journal of Networking and Computing, vol. 4, no. 1, pp. 32-41.
(859.04 KB)
(859.04 KB)
“Performance of Various Computers Using Standard Linear Equations Software, (Linpack Benchmark Report),”
University of Tennessee Computer Science Technical Report, no. CS-89-85: University of Tennessee, June 2014.
(514.64 KB)
(514.64 KB)
“Power Monitoring with PAPI for Extreme Scale Architectures and Dataflow-based Programming Models,”
2014 IEEE International Conference on Cluster Computing, no. ICL-UT-14-04, Madrid, Spain, IEEE, September 2014.
(3.45 MB)
(3.45 MB)
“PTG: An Abstraction for Unhindered Parallelism,”
International Workshop on Domain-Specific Languages and High-Level Frameworks for High Performance Computing (WOLFHPC), New Orleans, LA, IEEE Press, November 2014.
(480.05 KB)
(480.05 KB)
“PULSAR Users’ Guide, Parallel Ultra-Light Systolic Array Runtime,”
University of Tennessee EECS Technical Report, no. UT-EECS-14-733: University of Tennessee, November 2014.
(561.56 KB)
(561.56 KB)
“Scaling Up Matrix Computations on Shared-Memory Manycore Systems with 1000 CPU Cores,”
International conference on Supercomputing, Munich, Germany, ACM, pp. 333-342, June 2014.
(2.9 MB)
(2.9 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)
“Self-Adaptive Multiprecision Preconditioners on Multicore and Manycore Architectures,”
VECPAR 2014, Eugene, OR, June 2014.
(430.56 KB)
(430.56 KB)
“A Step towards Energy Efficient Computing: Redesigning A Hydrodynamic Application on CPU-GPU,”
IPDPS 2014, Phoenix, AZ, IEEE, May 2014.
(1.01 MB)
(1.01 MB)
“Taking Advantage of Hybrid Systems for Sparse Direct Solvers via Task-Based Runtimes,”
23rd International Heterogeneity in Computing Workshop, IPDPS 2014, Phoenix, AZ, IEEE, May 2014.
(807.33 KB)
(807.33 KB)
“Task-Based Programming for Seismic Imaging: Preliminary Results,”
2014 IEEE International Conference on High Performance Computing and Communications (HPCC), Paris, France, IEEE, August 2014.
(625.86 KB)
(625.86 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)
“Unveiling the Performance-energy Trade-off in Iterative Linear System Solvers for Multithreaded Processors,”
Concurrency and Computation: Practice and Experience, vol. 27, issue 4, pp. 885-904, September 2014.
(1.83 MB)
(1.83 MB)
“Utilizing Dataflow-based Execution for Coupled Cluster Methods,”
2014 IEEE International Conference on Cluster Computing, no. ICL-UT-14-02, Madrid, Spain, IEEE, September 2014.
(260.23 KB)
(260.23 KB)
“Accelerating Collaborative Filtering for Implicit Feedback Datasets using GPUs,”
2015 IEEE International Conference on Big Data (IEEE BigData 2015), Santa Clara, CA, IEEE, November 2015.
(1.02 MB)
(1.02 MB)
“Accelerating NWChem Coupled Cluster through dataflow-based Execution,”
11th International Conference on Parallel Processing and Applied Mathematics (PPAM 2015), Krakow, Poland, Springer International Publishing, September 2015.
(452.82 KB)
(452.82 KB)
“Accelerating the LOBPCG method on GPUs using a blocked Sparse Matrix Vector Product,”
Spring Simulation Multi-Conference 2015 (SpringSim'15), Alexandria, VA, SCS, April 2015.
(1.46 MB)
(1.46 MB)
“Acceleration of GPU-based Krylov solvers via Data Transfer Reduction,”
International Journal of High Performance Computing Applications, 2015.
“Adaptive Precision Solvers for Sparse Linear Systems,”
3rd International Workshop on Energy Efficient Supercomputing (E2SC '15), Austin, TX, ACM, November 2015.
“Algorithm-based Fault Tolerance for Dense Matrix Factorizations, Multiple Failures, and Accuracy,”
ACM Transactions on Parallel Computing, vol. 1, issue 2, no. 10, pp. 10:1-10:28, January 2015.
(1.14 MB)
(1.14 MB)
“Asynchronous Iterative Algorithm for Computing Incomplete Factorizations on GPUs,”
International Supercomputing Conference (ISC 2015), Frankfurt, Germany, July 2015.
“Batched Matrix Computations on Hardware Accelerators,”
EuroMPI/Asia 2015 Workshop, Bordeaux, France, September 2015.
(589.05 KB)
(589.05 KB)
“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)
“Batched matrix computations on hardware accelerators based on GPUs,”
International Journal of High Performance Computing Applications, February 2015.
(2.16 MB)
(2.16 MB)
“Cholesky Across Accelerators,”
17th IEEE International Conference on High Performance Computing and Communications (HPCC 2015), Elizabeth, NJ, IEEE, August 2015.
“Comparing Hybrid CPU-GPU and Native GPU-only Acceleration for Linear Algebra,”
2015 SIAM Conference on Applied Linear Algebra, Atlanta, GA, SIAM, October 2015.
(4.7 MB)
(4.7 MB)
“Composing Resilience Techniques: ABFT, Periodic, and Incremental Checkpointing,”
International Journal of Networking and Computing, vol. 5, no. 1, pp. 2-15, January 2015.
(755.54 KB)
(755.54 KB)
“Computing Low-rank Approximation of a Dense Matrix on Multicore CPUs with a GPU and its Application to Solving a Hierarchically Semiseparable Linear System of Equations,”
Scientific Programming, 2015.
(648.87 KB)
(648.87 KB)
“ A Data Flow Divide and Conquer Algorithm for Multicore Architecture,”
29th IEEE International Parallel & Distributed Processing Symposium (IPDPS), Hyderabad, India, IEEE, May 2015.
(535.44 KB)
(535.44 KB)
On the Design, Autotuning, and Optimization of GPU Kernels for Kinetic Network Simulations Using Fast Explicit Integration and GPU Batched Computation
, Oak Ridge, TN, Joint Institute for Computational Sciences Seminar Series, Presentation, September 2015.
(17.25 MB)
(17.25 MB)
“On the Design, Development, and Analysis of Optimized Matrix-Vector Multiplication Routines for Coprocessors,”
ISC High Performance 2015, Frankfurt, Germany, July 2015.
(1.49 MB)
(1.49 MB)
“Design for a Soft Error Resilient Dynamic Task-based Runtime,”
29th IEEE International Parallel & Distributed Processing Symposium (IPDPS), Hyderabad, India, IEEE, May 2015.
(2.31 MB)
(2.31 MB)
“Efficient Checkpoint/Verification Patterns,”
International Journal on High Performance Computing Applications, July 2015.
(392.76 KB)
(392.76 KB)
“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)
“Efficient Implementation Of Quantum Materials Simulations On Distributed CPU-GPU Systems,”
The International Conference for High Performance Computing, Networking, Storage and Analysis (SC15), Austin, TX, ACM, November 2015.
(1.09 MB)
(1.09 MB)
“Energy Efficiency and Performance Frontiers for Sparse Computations on GPU Supercomputers,”
Sixth International Workshop on Programming Models and Applications for Multicores and Manycores (PMAM '15), San Francisco, CA, ACM, February 2015.
(2.29 MB)
(2.29 MB)
“ Exascale Computing and Big Data,”
Communications of the ACM, vol. 58, no. 7: ACM, pp. 56-68, July 2015.
(7.3 MB)
(7.3 MB)
