activity
20222026
most citedA mixed precision LOBPCG algorithm

8 citations · 10 across the 5 of their papers we have counts for

collaborators

6 papers

math.NA2026

A framework for trackable and modular rounding error analysis

Erin Carson, Yuxin Ma, Meiyue Shao

Robust and meaningful rounding error analysis is becoming increasingly challenging as modern numerical computations involve a rapidly evolving variety of arithmetic formats, precis…

math.NA2026

Mixed precision thin SVD algorithms based on the Gram matrix

Erin Carson, Yuxin Ma, Meiyue Shao

In this work, we present a mixed precision algorithm that leverages the Gram matrix and Jacobi methods to compute the singular value decomposition (SVD) of tall-and-skinny matrices…

math.NA2024

On a shrink-and-expand technique for symmetric block eigensolvers

Yuqi Liu, Yuxin Ma, Meiyue Shao

In symmetric block eigenvalue algorithms, such as the subspace iteration algorithm and the locally optimal block preconditioned conjugate gradient (LOBPCG) algorithm, a large block…

math.NA2024

Mixed precision iterative refinement for least squares with linear equality constraints and generalized least squares problems

Bowen Gao, Yuxin Ma, Meiyue Shao

Recent development on mixed precision techniques has largely enhanced the performance of various linear algebra solvers, one of which being the solver for the least squares problem…

math.NA2023★ 8 cited

A mixed precision LOBPCG algorithm

Daniel Kressner, Yuxin Ma, Meiyue Shao

The locally optimal block preconditioned conjugate gradient (LOBPCG) algorithm is a popular approach for computing a few smallest eigenvalues and the corresponding eigenvectors of…

math.NA2022★ 2 cited

A mixed precision Jacobi SVD algorithm

Weiguo Gao, Yuxin Ma, Meiyue Shao

We propose a mixed precision Jacobi algorithm for computing the singular value decomposition (SVD) of a dense matrix. After appropriate preconditioning, the proposed algorithm comp…