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04/25/2023
Jet: Multilevel Graph Partitioning on GPUs
The multilevel heuristic is the dominant strategy for high-quality seque...
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04/10/2023
An Experimental Study of Two-Level Schwarz Domain Decomposition Preconditioners on GPUs
The generalized Dryja–Smith–Widlund (GDSW) preconditioner is a two-level...
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03/20/2023
Exploiting Inter-Operation Data Reuse in Scientific Applications using GOGETA
HPC applications are critical in various scientific domains ranging from...
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09/09/2022
PGAbB: A Block-Based Graph Processing Framework for Heterogeneous Platforms
Designing flexible graph kernels that can run well on various platforms ...
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04/06/2022
Parallel, Portable Algorithms for Distance-2 Maximal Independent Set and Graph Coarsening
Given a graph, finding the distance-2 maximal independent set (MIS-2) of...
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01/21/2022
Enabling Flexibility for Sparse Tensor Acceleration via Heterogeneity
Recently, numerous sparse hardware accelerators for Deep Neural Networks...
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09/15/2021
Union: A Unified HW-SW Co-Design Ecosystem in MLIR for Evaluating Tensor Operations on Spatial Accelerators
To meet the extreme compute demands for deep learning across commercial ...
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09/02/2021
A Study of Mixed Precision Strategies for GMRES on GPUs
Support for lower precision computation is becoming more common in accel...
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06/30/2021
Parallel Graph Coloring Algorithms for Distributed GPU Environments
Graph coloring is often used in parallelizing scientific computations th...
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06/19/2021
Evaluating Spatial Accelerator Architectures with Tiled Matrix-Matrix Multiplication
There is a growing interest in custom spatial accelerators for machine l...
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05/16/2021
Experimental Evaluation of Multiprecision Strategies for GMRES on GPUs
Support for lower precision computation is becoming more common in accel...
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05/02/2021
Sphynx: a parallel multi-GPU graph partitioner for distributed-memory systems
Graph partitioning has been an important tool to partition the work amon...
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04/02/2021
Two-Stage Gauss–Seidel Preconditioners and Smoothers for Krylov Solvers on a GPU cluster
Gauss-Seidel (GS) relaxation is often employed as a preconditioner for a...
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03/22/2021
Kokkos Kernels: Performance Portable Sparse/Dense Linear Algebra and Graph Kernels
As hardware architectures are evolving in the push towards exascale, dev...
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03/18/2021
Concentric Spherical GNN for 3D Representation Learning
Learning 3D representations that generalize well to arbitrarily oriented...
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03/18/2021
Extending Sparse Tensor Accelerators to Support Multiple Compression Formats
Sparsity, which occurs in both scientific applications and Deep Learning...
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03/14/2021
A Taxonomy for Classification and Comparison of Dataflows for GNN Accelerators
Recently, Graph Neural Networks (GNNs) have received a lot of interest b...
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10/10/2020
Accelerating Finite-temperature Kohn-Sham Density Functional Theory with Deep Neural Networks
We present a numerical modeling workflow based on machine learning (ML) ...
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09/25/2020
A Block-Based Triangle Counting Algorithm on Heterogeneous Environments
Triangle counting is a fundamental building block in graph algorithms. I...
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12/21/2019
How Robust Are Graph Neural Networks to Structural Noise?
Graph neural networks (GNNs) are an emerging model for learning graph em...
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08/24/2018
Asynchronous One-Level and Two-Level Domain Decomposition Solvers
Parallel implementations of linear iterative solvers generally alternate...
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04/25/2018
Geometric Partitioning and Ordering Strategies for Task Mapping on Parallel Computers
We present a new method for mapping applications' MPI tasks to cores of ...
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04/02/2018
Sparse Matrix-Matrix Multiplication on Multilevel Memory Architectures : Algorithms and Experiments
Architectures with multiple classes of memory media are becoming a commo...
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01/09/2018
Multi-threaded Sparse Matrix-Matrix Multiplication for Many-Core and GPU Architectures
Sparse Matrix-Matrix multiplication is a key kernel that has application...
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12/20/2017
A distributed-memory hierarchical solver for general sparse linear systems
We present a parallel hierarchical solver for general sparse linear syst...
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01/22/2016