Natural Preconditioning and Iterative Methods for Saddle Point Systems J Pestana, AJ Wathen SIAM Review 57 (1), 71–91, 2015 | 86 | 2015 |
Preconditioning and iterative solution of all-at-once systems for evolutionary partial differential equations E McDonald, J Pestana, A Wathen SIAM Journal on Scientific Computing 40 (2), A1012-A1033, 2018 | 81 | 2018 |
On the existence and uniqueness of the eigenvalue decomposition of a parahermitian matrix S Weiss, J Pestana, IK Proudler IEEE Transactions on Signal Processing 66 (10), 2659-2672, 2018 | 69 | 2018 |
A preconditioned MINRES method for nonsymmetric Toeplitz matrices J Pestana, A Wathen SIAM Journal on Matrix Analysis and Applications 36 (1), 273-288, 2015 | 56 | 2015 |
Preconditioners for Krylov subspace methods: An overview JW Pearson, J Pestana GAMM‐Mitteilungen 43 (4), e202000015, 2020 | 51 | 2020 |
Corrections to" On the Existence and Uniqueness of the Eigenvalue Decomposition of a Parahermitian Matrix". SD Weiss, J Pestana, IK Proudler, FK Coutts IEEE Trans. Signal Processing 66 (23), 6325-6327, 2018 | 45 | 2018 |
Some observations on weighted GMRES S Güttel, J Pestana Numerical Algorithms 67, 733-752, 2014 | 33 | 2014 |
Fast multipole preconditioners for sparse matrices arising from elliptic equations H Ibeid, R Yokota, J Pestana, D Keyes Computing and Visualization in Science 18 (6), 213-229, 2018 | 31* | 2018 |
Iterative approximation of analytic eigenvalues of a parahermitian matrix EVD S Weiss, IK Proudler, FK Coutts, J Pestana ICASSP 2019-2019 IEEE International Conference on Acoustics, Speech and …, 2019 | 30 | 2019 |
GMRES convergence bounds that depend on the right-hand-side vector D Titley-Peloquin, J Pestana, AJ Wathen IMA Journal of Numerical Analysis 34 (2), 462-479, 2014 | 29 | 2014 |
On the choice of preconditioner for minimum residual methods for non-Hermitian matrices J Pestana, AJ Wathen Journal of Computational and Applied Mathematics 249, 57-68, 2013 | 27* | 2013 |
Combination preconditioning of saddle point systems for positive definiteness J Pestana, AJ Wathen Numerical Linear Algebra with Applications 20 (5), 785-808, 2013 | 24 | 2013 |
Spectral properties of flipped Toeplitz matrices and related preconditioning M Mazza, J Pestana BIT Numerical Mathematics 59 (2), 463-482, 2019 | 22 | 2019 |
Sample space-time covariance matrix estimation C Delaosa, J Pestana, NJ Goddard, S Somasundaram, S Weiss ICASSP 2019-2019 IEEE International Conference on Acoustics, Speech and …, 2019 | 20 | 2019 |
Impact of space-time covariance estimation errors on a parahermitian matrix EVD C Delaosa, FK Coutts, J Pestana, S Weiss 2018 IEEE 10th Sensor Array and Multichannel Signal Processing Workshop (SAM …, 2018 | 20 | 2018 |
Enforcing eigenvector smoothness for a compact DFT-based polynomial eigenvalue decomposition FK Coutts, K Thompson, J Pestana, IK Proudler, S Weiss 2018 IEEE 10th Sensor Array and Multichannel Signal Processing Workshop (SAM …, 2018 | 19 | 2018 |
Preconditioners for symmetrized Toeplitz and multilevel Toeplitz matrices J Pestana SIAM Journal on Matrix Analysis and Applications 40 (3), 870-887, 2019 | 17 | 2019 |
Preconditioning for nonsymmetry and time-dependence E McDonald, S Hon, J Pestana, A Wathen Domain Decomposition Methods in Science and Engineering XXIII, 81-91, 2017 | 17 | 2017 |
Refined saddle-point preconditioners for discretized Stokes problems JW Pearson, J Pestana, DJ Silvester Numerische Mathematik 138 (2), 331-363, 2018 | 15 | 2018 |
Support estimation of a sample space-time covariance matrix C Delaosa, J Pestana, NJ Goddard, SD Somasundaram, S Weiss 2019 Sensor Signal Processing for Defence Conference (SSPD), 1-5, 2019 | 14 | 2019 |