A Computational Study of Using Black-box QR Solvers for Large-scale Sparse-dense Linear Least Squares Problems

Strengths and Limitations of Stretching for Least-squares Problems with Some Dense Rows

(2020) Jennifer Scott et al.   ACM TRANSACTIONS ON MATHEMATICAL SOFTWARE

A Schur complement approach to preconditioning sparse linear least-squares problems with some dense rows

(2018) Jennifer Scott et al.   NUMERICAL ALGORITHMS

Accelerating the Solution of Linear Systems by Iterative Refinement in Three Precisions

(2018) Erin Carson et al.   SIAM JOURNAL ON SCIENTIFIC COMPUTING

Solving Mixed Sparse-Dense Linear Least-Squares Problems by Preconditioned Iterative Methods

(2017) Jennifer Scott et al.   SIAM JOURNAL ON SCIENTIFIC COMPUTING

HSL_MI28

(2014) Jennifer Scott et al.   ACM TRANSACTIONS ON MATHEMATICAL SOFTWARE

CUTEst: a Constrained and Unconstrained Testing Environment with safe threads for mathematical optimization

(2014) Nicholas I. M. Gould et al.   COMPUTATIONAL OPTIMIZATION AND APPLICATIONS

Fine-Grained Multithreading for the Multifrontal $QR$ Factorization of Sparse Matrices

(2013) Alfredo Buttari   SIAM JOURNAL ON SCIENTIFIC COMPUTING

Algorithm 915, SuiteSparseQR

(2011) Timothy A. Davis   ACM TRANSACTIONS ON MATHEMATICAL SOFTWARE

LSMR: An Iterative Algorithm for Sparse Least-Squares Problems

(2011) David Chin-Lung Fong et al.   SIAM JOURNAL ON SCIENTIFIC COMPUTING

Extra-Precise Iterative Refinement for Overdetermined Least Squares Problems

(2009) James Demmel et al.   ACM TRANSACTIONS ON MATHEMATICAL SOFTWARE

Modified incomplete orthogonal factorization methods using Givens rotations

(2009) Zhong-Zhi Bai et al.   COMPUTING

Using Perturbed $QR$ Factorizations to Solve Linear Least-Squares Problems

(2009) Haim Avron et al.   SIAM JOURNAL ON MATRIX ANALYSIS AND APPLICATIONS

Numerical study on incomplete orthogonal factorization preconditioners

(2008) Zhong-Zhi Bai et al.   JOURNAL OF COMPUTATIONAL AND APPLIED MATHEMATICS