Publications
“A Scalable Approach to Solving Dense Linear Algebra Problems on Hybrid CPU-GPU Systems,”
Concurrency and Computation: Practice and Experience, vol. 27, issue 14, pp. 3702-3723, September 2015.
DOI: 10.1002/cpe.3403 
(8.16 MB)
(8.16 MB)
“Scheduling for fault-tolerance: an introduction,”
Innovative Computing Laboratory Technical Report, no. ICL-UT-15-02: University of Tennessee, January 2015.
(416.37 KB)
(416.37 KB)
“A Survey of Recent Developments in Parallel Implementations of Gaussian Elimination,”
Concurrency and Computation: Practice and Experience, vol. 27, issue 5, pp. 1292-1309, April 2015.
DOI: 10.1002/cpe.3306 (783.45 KB)
(783.45 KB)
“The TOP500 List and Progress in High-Performance Computing,”
IEEE Computer, vol. 48, issue 11, pp. 42-49, November 2015.
DOI: doi:10.1109/MC.2015.338
Towards a High-Performance Tensor Algebra Package for Accelerators
, Gatlinburg, TN, moky Mountains Computational Sciences and Engineering Conference (SMC15), September 2015.
(1.76 MB)
(1.76 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)
“Tuning Stationary Iterative Solvers for Fault Resilience,”
6th Workshop on Latest Advances in Scalable Algorithms for Large-Scale Systems (ScalA15), Austin, TX, ACM, November 2015.
(1.28 MB)
(1.28 MB)
“UCX: An Open Source Framework for HPC Network APIs and Beyond,”
2015 IEEE 23rd Annual Symposium on High-Performance Interconnects, Santa Clara, CA, USA, IEEE, pp. 40-43, 2015.
DOI: 10.1109/HOTI.2015.13
“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)
“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)
“Accelerating Eigenvector Computation in the Nonsymmetric Eigenvalue Problem,”
VECPAR 2014, Eugene, OR, June 2014.
(199.44 KB)
(199.44 KB)
“Accelerating Numerical Dense Linear Algebra Calculations with GPUs,”
Numerical Computations with GPUs: Springer International Publishing, pp. 3-28, 2014.
DOI: 10.1007/978-3-319-06548-9_1 (1.06 MB)
(1.06 MB)
“Accelerating the LOBPCG method on GPUs using a blocked Sparse Matrix Vector Product,”
University of Tennessee Computer Science Technical Report, no. UT-EECS-14-731: University of Tennessee, October 2014.
(1.83 MB)
(1.83 MB)
“Access-averse Framework for Computing Low-rank Matrix Approximations,”
First International Workshop on High Performance Big Graph Data Management, Analysis, and Mining, Washington, DC, October 2014.
“Achieving numerical accuracy and high performance using recursive tile LU factorization with partial pivoting,”
Concurrency and Computation: Practice and Experience, vol. 26, issue 7, pp. 1408-1431, May 2014.
DOI: 10.1002/cpe.3110 (1.96 MB)
(1.96 MB)
“Analyzing PAPI Performance on Virtual Machines,”
VMWare Technical Journal, vol. Winter 2013, January 2014.
“Assembly Operations for Multicore Architectures using Task-Based Runtime Systems,”
Euro-Par 2014, Porto, Portugal, Springer International Publishing, August 2014.
(481.52 KB)
(481.52 KB)
“Assessing the Impact of ABFT and Checkpoint Composite Strategies,”
16th Workshop on Advances in Parallel and Distributed Computational Models, IPDPS 2014, Phoenix, AZ, IEEE, May 2014.
(1.02 MB)
(1.02 MB)
“clMAGMA: High Performance Dense Linear Algebra with OpenCL ,”
International Workshop on OpenCL, Bristol University, England, May 2014.
(460.91 KB)
(460.91 KB)
“Communication-Avoiding Symmetric-Indefinite Factorization,”
SIAM Journal on Matrix Analysis and Application, vol. 35, issue 4, pp. 1364-1406, July 2014.
(593.18 KB)
(593.18 KB)
“Computing Least Squares Condition Numbers on Hybrid Multicore/GPU Systems,”
International Interdisciplinary Conference on Applied Mathematics, Modeling and Computational Science (AMMCS), Waterloo, Ontario, CA, August 2014.
(130.18 KB)
(130.18 KB)
“Deflation Strategies to Improve the Convergence of Communication-Avoiding GMRES,”
5th Workshop on Latest Advances in Scalable Algorithms for Large-Scale Systems, New Orleans, LA, November 2014.
(465.52 KB)
(465.52 KB)
“Design and Implementation of a Large Scale Tree-Based QR Decomposition Using a 3D Virtual Systolic Array and a Lightweight Runtime,”
Workshop on Large-Scale Parallel Processing, IPDPS 2014, Phoenix, AZ, IEEE, May 2014.
(398.16 KB)
(398.16 KB)
“Design for a Soft Error Resilient Dynamic Task-based Runtime,”
ICL Technical Report, no. ICL-UT-14-04: University of Tennessee, November 2014.
(2.61 MB)
(2.61 MB)
“Designing LU-QR Hybrid Solvers for Performance and Stability,”
IPDPS 2014, Phoenix, AZ, IEEE, May 2014.
DOI: 10.1109/IPDPS.2014.108 (4.2 MB)
(4.2 MB)
“Domain Decomposition Preconditioners for Communication-Avoiding Krylov Methods on a Hybrid CPU/GPU Cluster,”
The International Conference for High Performance Computing, Networking, Storage and Analysis (SC 14), New Orleans, LA, IEEE, November 2014.
“Dynamically balanced synchronization-avoiding LU factorization with multicore and GPUs,”
Fourth International Workshop on Accelerators and Hybrid Exascale Systems (AsHES), IPDPS 2014, May 2014.
(490.08 KB)
(490.08 KB)
“Efficient checkpoint/verification patterns for silent error detection,”
Innovative Computing Laboratory Technical Report, no. ICL-UT-14-03: University of Tennessee, May 2014.
(397.75 KB)
(397.75 KB)
“An Efficient Distributed Randomized Algorithm for Solving Large Dense Symmetric Indefinite Linear Systems,”
Parallel Computing, vol. 40, issue 7, pp. 213-223, July 2014.
DOI: 10.1016/j.parco.2013.12.003 (1.42 MB)
(1.42 MB)
“A Fast Batched Cholesky Factorization on a GPU,”
International Conference on Parallel Processing (ICPP-2014), Minneapolis, MN, September 2014.
(1.37 MB)
(1.37 MB)
“Heterogeneous Acceleration for Linear Algebra in Mulit-Coprocessor Environments,”
VECPAR 2014, Eugene, OR, June 2014.
(276.52 KB)
(276.52 KB)
“Hybrid Multi-Elimination ILU Preconditioners on GPUs,”
International Heterogeneity in Computing Workshop (HCW), IPDPS 2014, Phoenix, AZ, IEEE, May 2014.
(1.67 MB)
(1.67 MB)
“Implementing a Sparse Matrix Vector Product for the SELL-C/SELL-C-σ formats on NVIDIA GPUs,”
University of Tennessee Computer Science Technical Report, no. UT-EECS-14-727: University of Tennessee, April 2014.
(578.11 KB)
(578.11 KB)
“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.
DOI: 10.1098/rsta.2013.0279 (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.
DOI: 10.1016/j.jpdc.2013.10.005 (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.
DOI: 10.1109/ISPASS.2014.6844480 (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.
DOI: http://dx.doi.org/10.14529/jsfi1401 (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.
DOI: 10.1109/IPDPSW.2014.130 (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.
DOI: 10.1177/1094342013502097 (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.
DOI: 10.1109/ScalA.2014.8 (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.
DOI: 10.1109/CLUSTER.2014.6968672 (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)
