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02/27/2023
Residual QPAS subspace (ResQPASS) algorithm for bounded-variable least squares (BVLS) with superlinear Krylov convergence
This paper presents the Residual QPAS Subspace method (ResQPASS) method ...
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03/21/2022
Solving for the low-rank tensor components of a scattering wave function
Atomic and molecular breakup reactions, such as multiple-ionisation, are...
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05/11/2021
Sequential Projected Newton method for regularization of nonlinear least squares problems
We develop an efficient algorithm for the regularization of nonlinear in...
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01/27/2021
Krylov-Simplex method that minimizes the residual in ℓ_1-norm or ℓ_∞-norm
The paper presents two variants of a Krylov-Simplex iterative method tha...
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05/06/2020
Projected Newton method for noise constrained ℓ_p regularization
Choosing an appropriate regularization term is necessary to obtain a mea...
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10/18/2019
Projected Newton Method for noise constrained Tikhonov regularization
Tikhonov regularization is a popular approach to obtain a meaningful sol...
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05/15/2019
Improving strong scaling of the Conjugate Gradient method for solving large linear systems using global reduction pipelining
This paper presents performance results comparing MPI-based implementati...
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02/08/2019
Numerically Stable Recurrence Relations for the Communication Hiding Pipelined Conjugate Gradient Method
Pipelined Krylov subspace methods (also referred to as communication-hid...
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01/15/2018
The Communication-Hiding Conjugate Gradient Method with Deep Pipelines
Krylov subspace methods are among the most efficient present-day solvers...
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06/19/2017