Ichitaro Yamazaki

Jack J. Dongarra, Piotr Luszczek, Ichitaro Yamazaki, 2015, SC15: International Conference for High Performance Computing, Networking, Storage and Analysis.

Autotuning Techniques for Performance-Portable Point Set Registration in 3D

Jack Dongarra, Piotr Luszczek, Ichitaro Yamazaki, 2018, Supercomput. Front. Innov..

Dense Symmetric Indefinite Factorization on GPU Accelerated Architectures

Jack J. Dongarra, Stanimire Tomov, Ichitaro Yamazaki, 2015, PPAM.

The Singular Value Decomposition: Anatomy of Optimizing an Algorithm for Extreme Scale

Jack J. Dongarra, Stanimire Tomov, Piotr Luszczek, 2018, SIAM Rev..

Toward a supernodal sparse direct solver over DAG runtimes

George Bosilca, Ichitaro Yamazaki, Pierre Ramet, 2012 .

A Survey of Numerical Methods Utilizing Mixed Precision Arithmetic pdf

Nicholas J. Higham, Sivasankaran Rajamanickam, Stanimire Tomov, 2020, ArXiv.

Towards numerical benchmark for half-precision floating point arithmetic

Jack J. Dongarra, Piotr Luszczek, Ichitaro Yamazaki, 2017, 2017 IEEE High Performance Extreme Computing Conference (HPEC).

Accelerating Krylov Subspace Solvers on Graphics Processing Units

Jack Dongarra, Stanimire Tomov, Piotr Luszczek, 2014 .

Optimization of Numerous Small Dense-Matrix–Vector Multiplications in H-Matrix Arithmetic on GPU

Ichitaro Yamazaki, Rio Yokota, Satoshi Ohshima, 2019, 2019 IEEE 13th International Symposium on Embedded Multicore/Many-core Systems-on-Chip (MCSoC).

Accelerating Numerical Dense Linear Algebra Calculations with GPUs

Jack J. Dongarra, Stanimire Tomov, Piotr Luszczek, 2014, Numerical Computations with GPUs.

Parallel Programming Models for Dense Linear Algebra on Heterogeneous Systems

Jack Dongarra, Piotr Luszczek, Azzam Haidar, 2015, Supercomput. Front. Innov..

Virtual Systolic Array for QR Decomposition

Jack J. Dongarra, Piotr Luszczek, Ichitaro Yamazaki, 2013, 2013 IEEE 27th International Symposium on Parallel and Distributed Processing.

Performance of Hierarchical-matrix BiCGStab Solver on GPU Clusters

Jack J. Dongarra, Stanimire Tomov, Ichitaro Yamazaki, 2018, 2018 IEEE International Parallel and Distributed Processing Symposium (IPDPS).

Optimizing Krylov Subspace Solvers on Graphics Processing Units

Jack J. Dongarra, Stanimire Tomov, Piotr Luszczek, 2014, 2014 IEEE International Parallel & Distributed Processing Symposium Workshops.

High Performance Realtime Convex Solver for Embedded Systems

Jack Dongarra, Stanimire Tomov, Ichitaro Yamazaki, 2016 .

Low-synchronization orthogonalization schemes for s-step and pipelined Krylov solvers in Trilinos

Ichitaro Yamazaki, Erik G. Boman, James Elliott, 2020, PPSC.

Symmetric Indefinite Linear Solver Using OpenMP Task on Multicore Architectures

Ichitaro Yamazaki, Jakub Kurzak, Mawussi Zounon, 2018, IEEE Transactions on Parallel and Distributed Systems.

Improving the Performance of CA-GMRES on Multicores with Multiple GPUs

Jack J. Dongarra, Stanimire Tomov, Ichitaro Yamazaki, 2014, 2014 IEEE 28th International Parallel and Distributed Processing Symposium.

Parallel Norms Performance Report

Jack Dongarra, Piotr Luszczek, Ichitaro Yamazaki, 2018 .

Compare linear-system solver and preconditioner stacks with emphasis on GPU performance and propose phase-2 NGP solver development pathway.

Shreyas Ananthan, Sivasankaran Rajamanickam, Ichitaro Yamazaki, 2020 .

On Partitioning and Reordering Problems in a Hierarchically Parallel Hybrid Linear Solver

Ichitaro Yamazaki, Xiaoye S. Li, François-Henry Rouet, 2013, 2013 IEEE International Symposium on Parallel & Distributed Processing, Workshops and Phd Forum.

PLASMA

Jack Dongarra, Sven Hammarling, Piotr Luszczek, 2019, ACM Trans. Math. Softw..

Evaluation of Programming Models to Address Load Imbalance on Distributed Multi-Core CPUs: A Case Study with Block Low-Rank Factorization

Ichitaro Yamazaki, Jack Dongarra, George Bosilca, 2019, 2019 IEEE/ACM Parallel Applications Workshop, Alternatives To MPI (PAW-ATM).

Preparing sparse solvers for exascale computing

Karl Rupp, Pieter Ghysels, Sivasankaran Rajamanickam, 2020, Philosophical Transactions of the Royal Society A.

Linear algebra software for large-scale accelerated multicore computing*

Jack Dongarra, Stanimire Tomov, Piotr Luszczek, 2016, Acta Numerica.

Deflation Strategies to Improve the Convergence of Communication-Avoiding GMRES

Jack J. Dongarra, Stanimire Tomov, Ichitaro Yamazaki, 2014, 2014 5th Workshop on Latest Advances in Scalable Algorithms for Large-Scale Systems.

Solver Interface & Performance on Cori

Jack Dongarra, Ichitaro Yamazaki, Hartwig Anzt, 2018 .

Domain Decomposition Preconditioners for Communication-Avoiding Krylov Methods on a Hybrid CPU/GPU Cluster

Sivasankaran Rajamanickam, Stanimire Tomov, Ichitaro Yamazaki, 2014, SC14: International Conference for High Performance Computing, Networking, Storage and Analysis.

Preconditioning Communication-Avoiding Krylov Methods.

Sivasankaran Rajamanickam, Ichitaro Yamazaki, Erik G. Boman, 2015 .

Stability and Performance of Various Singular Value QR Implementations on Multicore CPU with a GPU

Jack J. Dongarra, Stanimire Tomov, Ichitaro Yamazaki, 2016, ACM Trans. Math. Softw..

Reducing the amount of out‐of‐core data access for GPU‐accelerated randomized SVD

Yasuyuki Matsushita, Stanimire Tomov, Fumihiko Ino, 2020, Concurr. Comput. Pract. Exp..

Mixed-precision orthogonalization scheme and its case studies with CA-GMRES on a GPU

Jack Dongarra, Stanimire Tomov, Ichitaro Yamazaki, 2014 .

Linear Systems Solvers for Distributed-Memory Machines with GPU Accelerators

Jack J. Dongarra, Ichitaro Yamazaki, Jakub Kurzak, 2019, Euro-Par.

Performance Portable Supernode-based Sparse Triangular Solver for Manycore Architectures

Sivasankaran Rajamanickam, Ichitaro Yamazaki, Nathan Ellingwood, 2020, ICPP.

Mixed-precision block gram Schmidt orthogonalization

Jack J. Dongarra, Stanimire Tomov, Ichitaro Yamazaki, 2015, ScalA '15.

Structure-Aware Linear Solver for Realtime Convex Optimization for Embedded Systems

Stanimire Tomov, Ichitaro Yamazaki, Saeid Nooshabadi, 2017, IEEE Embedded Systems Letters.

Non-GPU-resident Dense Symmetric Indefinite Factorization

Jack Dongarra, Stanimire Tomov, Ichitaro Yamazaki, 2016 .

Mixed-Precision Orthogonalization Scheme and Adaptive Step Size for Improving the Stability and Performance of CA-GMRES on GPUs

Jack J. Dongarra, Stanimire Tomov, Ichitaro Yamazaki, 2014, VECPAR.

A Communication-Avoiding Thick-Restart Lanczos Method on a Distributed-Memory System

Kesheng Wu, Ichitaro Yamazaki, I. Yamazaki, 2011, Euro-Par Workshops.

Mixed-Precision Cholesky QR Factorization and Its Case Studies on Multicore CPU with Multiple GPUs

Jack J. Dongarra, Stanimire Tomov, Ichitaro Yamazaki, 2015, SIAM J. Sci. Comput..

Tridiagonalization of a dense symmetric matrix on multiple GPUs and its application to symmetric eigenvalue problems

Jack J. Dongarra, Stanimire Tomov, Ichitaro Yamazaki, 2014, Concurr. Comput. Pract. Exp..

Mixed-precision orthogonalization scheme and adaptive step size for CA-GMRES on GPUs

Jack Dongarra, Stanimire Tomov, Ichitaro Yamazaki, 2014 .

Comparing performance of s-step and pipelined GMRES on distributed-memory multicore CPUs

Jack Dongarra, Ichitaro Yamazaki, Piotr Luszczek, 2017 .

CompostBin: A DNA Composition-Based Algorithm for Binning Environmental Shotgun Reads

Zhaojun Bai, Ichitaro Yamazaki, Jonathan A. Eisen, 2007, RECOMB.

Roadmap for the Development of a Linear Algebra Library for Exascale Computing: SLATE: Software for Linear Algebra Targeting Exascale

Jack Dongarra, Stanimire Tomov, Piotr Luszczek, 2017 .

On Algorithmic Variants of Parallel Gaussian Elimination: Comparison of Implementations in Terms of Performance and Numerical Properties

Jack Dongarra, Piotr Luszczek, Ichitaro Yamazaki, 2012 .

Recent advances in sparse direct solvers

Patrick R. Amestoy, Emmanuel Agullo, Xiaoye Sherry Li, 2013 .

Increasing Accuracy of Iterative Refinement in Limited Floating-Point Arithmetic on Half-Precision Accelerators

Jack Dongarra, Piotr Luszczek, Ichitaro Yamazaki, 2019, 2019 IEEE High Performance Extreme Computing Conference (HPEC).

Distributed-memory lattice H -matrix factorization

Jack Dongarra, Ichitaro Yamazaki, Rio Yokota, 2019, Int. J. High Perform. Comput. Appl..

Communication-Avoiding Symmetric-Indefinite Factorization

James Demmel, Sivan Toledo, Jack J. Dongarra, 2014, SIAM J. Matrix Anal. Appl..

Domain Decomposition Preconditioners for Communication-Avoiding Krylov Methods on Distributed GPUs.

Sivasankaran Rajamanickam, Stanimire Tomov, Ichitaro Yamazaki, 2014 .

Performance and Portability with OpenCL for Throughput-Oriented HPC Workloads across Accelerators, Coprocessors, and Multicore Processors

Jack J. Dongarra, Stanimire Tomov, Piotr Luszczek, 2014, 2014 5th Workshop on Latest Advances in Scalable Algorithms for Large-Scale Systems.

Design and Implementation of the PULSAR Programming System for Large Scale Computing

Jack Dongarra, Yves Robert, Piotr Luszczek, 2017, Supercomput. Front. Innov..

Design and Implementation of a Large Scale Tree-Based QR Decomposition Using a 3D Virtual Systolic Array and a Lightweight Runtime

Jack J. Dongarra, Piotr Luszczek, Ichitaro Yamazaki, 2014, 2014 IEEE International Parallel & Distributed Processing Symposium Workshops.

dqds with Aggressive Early Deflation

Ichitaro Yamazaki, Yuji Nakatsukasa, Kensuke Aishima, 2012, SIAM J. Matrix Anal. Appl..

A survey of recent developments in parallel implementations of Gaussian elimination

Jack J. Dongarra, Piotr Luszczek, Ichitaro Yamazaki, 2015, Concurr. Comput. Pract. Exp..

Heterogeneous Streaming

Alejandro Duran, Jesús Labarta, Jack J. Dongarra, 2016, 2016 IEEE International Parallel and Distributed Processing Symposium Workshops (IPDPSW).

LDRD Final Report: Fast and Robust Linear Solvers based on Hierarchical Matrices.

Eric Darve, Sivasankaran Rajamanickam, Ichitaro Yamazaki, 2019 .

Tridiagonalization of a Symmetric Dense Matrix on a GPU Cluster

Jack J. Dongarra, Stanimire Tomov, Ichitaro Yamazaki, 2013, 2013 IEEE International Symposium on Parallel & Distributed Processing, Workshops and Phd Forum.

Scaling point set registration in 3D across thread counts on multicore and hardware accelerator platforms through autotuning for large scale analysis of scientific point clouds

Jack J. Dongarra, Piotr Luszczek, Ichitaro Yamazaki, 2017, 2017 IEEE International Conference on Big Data (Big Data).

Segmenting Point Sets

Bernd Hamann, Zhaojun Bai, Vijay Natarajan, 2006, IEEE International Conference on Shape Modeling and Applications 2006 (SMI'06).

Parallel BLAS Performance Report

Jack Dongarra, Piotr Luszczek, Ichitaro Yamazaki, 2018 .

One-sided Dense Matrix Factorizations on a Multicore with Multiple GPU Accelerators

Stanimire Tomov, Ichitaro Yamazaki, I. Yamazaki, 2012, ICCS.

Sampling algorithms to update truncated SVD

Jack J. Dongarra, Stanimire Tomov, Ichitaro Yamazaki, 2017, 2017 IEEE International Conference on Big Data (Big Data).

On Techniques to Improve Robustness and Scalability of a Parallel Hybrid Linear Solver

Ichitaro Yamazaki, Xiaoye S. Li, I. Yamazaki, 2010, VECPAR.

With Extreme Computing, the Rules Have Changed

Jack J. Dongarra, Stanimire Tomov, Piotr Luszczek, 2017, Computing in Science & Engineering.

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

Jack J. Dongarra, Stanimire Tomov, Ichitaro Yamazaki, 2015, Sci. Program..

A hybrid Hermitian general eigenvalue solver pdf

Jack J. Dongarra, Stanimire Tomov, Azzam Haidar, 2012, ArXiv.

Performance of asynchronous optimized Schwarz with one-sided communication

Jack Dongarra, Edmond Chow, Ichitaro Yamazaki, 2019, Parallel Comput..

Linear Systems Performance Report

Jack Dongarra, Piotr Luszczek, Ichitaro Yamazaki, 2018 .

MAtrix, TEnsor, and Deep-learning Optimized Routines (MATEDOR)

Jack Dongarra, Stanimire Tomov, Azzam Haidar, 2018 .

QR Factorization of Block Low-rank Matrices with Weak Admissibility Condition

Hiroshi Nakashima, Ichitaro Yamazaki, Rio Yokota, 2019, J. Inf. Process..

nu-TRLan User Guide Version 1.0: A High-Performance Software Package for Large-Scale Harmitian Eigenvalue Problems

Ichitaro Yamazaki, Kesheng Wu, Horst Simon, 2008 .

New Scheduling Strategies and Hybrid Programming for a Parallel Right-looking Sparse LU Factorization Algorithm on Multicore Cluster Systems

Ichitaro Yamazaki, Xiaoye S. Li, I. Yamazaki, 2012, 2012 IEEE 26th International Parallel and Distributed Processing Symposium.

Performance of random sampling for computing low-rank approximations of a dense matrix on GPUs

Jack J. Dongarra, Stanimire Tomov, Piotr Luszczek, 2015, SC15: International Conference for High Performance Computing, Networking, Storage and Analysis.

Bringing High Performance Computing to Big Data Algorithms

Jack J. Dongarra, Stanimire Tomov, Piotr Luszczek, 2017, Handbook of Big Data Technologies.

Solving dense symmetric indefinite systems using GPUs

Jack J. Dongarra, Stanimire Tomov, Ichitaro Yamazaki, 2017, Concurr. Comput. Pract. Exp..

Access-averse framework for computing low-rank matrix approximations

Jack J. Dongarra, Stanimire Tomov, Ichitaro Yamazaki, 2014, 2014 IEEE International Conference on Big Data (Big Data).

Comparison of two sparse hybrid solvers

Emmanuel Agullo, Azzam Haidar, Ichitaro Yamazaki, 2012 .

Design and Implementation of a Large Scale Tree-Based QR Decomposition Using a 3D Virtual Systolic Array and a Lightweight Runtime

Jack J. Dongarra, Piotr Luszczek, Ichitaro Yamazaki, 2014, IPDPS Workshops.

High-quality preconditioning techniques for multi-length-scale symmetric positive definite matrices and their applications to the hybrid quantum monte carlo simulation of the hubbard model

Ichitaro Yamazaki, 2008 .

Implementing a Blocked Aasen's Algorithm with a Dynamic Scheduler on Multicore Architectures

James Demmel, Sivan Toledo, Jack J. Dongarra, 2013, 2013 IEEE 27th International Symposium on Parallel and Distributed Processing.

Matrix Powers Kernels for Thick-Restart Lanczos with Explicit External Deflation

Jack Dongarra, Zhaojun Bai, Ichitaro Yamazaki, 2019, 2019 IEEE International Parallel and Distributed Processing Symposium (IPDPS).

Performance comparison of parallel eigensolvers based on a contour integral method and a Lanczos method

Tetsuya Sakurai, Hiroto Tadano, Ichitaro Yamazaki, 2013, Parallel Comput..

Analyzing Performance of BiCGStab with Hierarchical Matrix on GPU Clusters

Jack Dongarra, Stanimire Tomov, Ichitaro Yamazaki, 2018 .

Non‐GPU‐resident symmetric indefinite factorization

Jack J. Dongarra, Stanimire Tomov, Ichitaro Yamazaki, 2017, Concurr. Comput. Pract. Exp..

Improving Performance of GMRES by Reducing Communication and Pipelining Global Collectives

Jack J. Dongarra, Piotr Luszczek, Ichitaro Yamazaki, 2017, 2017 IEEE International Parallel and Distributed Processing Symposium Workshops (IPDPSW).

Production Implementations of Pipelined & Communication-Avoiding Iterative Linear Solvers

Ichitaro Yamazaki, Mark Hoemmen, 2018 .

A Study of Mixed Precision Strategies for GMRES on GPUs pdf

Sivasankaran Rajamanickam, Ichitaro Yamazaki, Erik G. Boman, 2021, ArXiv.

Kokkos Kernels: Performance Portable Sparse/Dense Linear Algebra and Graph Kernels pdf

Sivasankaran Rajamanickam, Ichitaro Yamazaki, Vinh Dang, 2021, ArXiv.

Low-Synch Gram-Schmidt with Delayed Reorthogonalization for Krylov Solvers pdf

Julien Langou, Ichitaro Yamazaki, Erik G. Boman, 2021, ArXiv.

Advances in Mixed Precision Algorithms: 2021 Edition.

Piotr Luszczek, Ichitaro Yamazaki, Terry Cojean, 2021 .

Experimental Evaluation of Multiprecision Strategies for GMRES on GPUs

Sivasankaran Rajamanickam, Ichitaro Yamazaki, Erik G. Boman, 2021, 2021 IEEE International Parallel and Distributed Processing Symposium Workshops (IPDPSW).

Two-Stage Gauss-Seidel Preconditioners and Smoothers for Krylov Solvers on a GPU cluster pdf

Sivasankaran Rajamanickam, Ichitaro Yamazaki, Paul Mullowney, 2021, ArXiv.

Numerical Methods for Quantum Monte Carlo Simulations of the Hubbard Model

Wenbin Chen, Zhaojun Bai, Ichitaro Yamazaki, 2009 .

PLASMA 17 Performance Report

Jack Dongarra, Piotr Luszczek, Azzam Haidar, 2017 .

Application of PDSLin to the magnetic reconnection problem

David E. Keyes, Ichitaro Yamazaki, Alice Koniges, 2013 .

PDSLin Users Guide

Ichitaro Yamazaki, Esmond Ng, Xiaoye Li, 2011 .

PLASMA 17.1 Functionality Report

Jack Dongarra, Piotr Luszczek, Azzam Haidar, 2017 .