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Neil Chada
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Tikhonov Regularization within Ensemble Kalman Inversion
NK Chada, AM Stuart, XT Tong
SIAM Journal on Numerical Analysis 58 (2), 1263–1294, 2020
852020
Parameterizations for Ensemble Kalman Inversion
NK Chada, MA Iglesias, L Roininen, AM Stuart
Inverse Problems 34 (5), 055009, 2018
832018
Convergence Acceleration of Ensemble Kalman Inversion in Nonlinear Settings
NK Chada, XT Tong
Mathematics of Computation 91 (335), 1247-1280, 2022
312022
Unbiased inference for discretely observed hidden Markov model diffusions
NK Chada, J Franks, A Jasra, KJH Law, M Vihola
SIAM/ASA Journal on Uncertainty Quantification 9 (2), 763–787, 2021
312021
Iterative Ensemble Kalman Methods: A Unified Perspective with Some New Variants
NK Chada, Y Chen, D Sanz-Alonso
Foundations of Data Science 3 (3), 331-369, 2021
292021
On the Incorporation of Box-Constraints for Ensemble Kalman Inversion
NK Chada, C Schillings, S Weissmann
Foundations of Data Science 1 (4), 433-456, 2019
292019
Multilevel Ensemble Kalman-Bucy Filters
NK Chada, A Jasra, F Yu
SIAM/ASA Journal on Uncertainty Quantification 10 (2), 584-618, 2022
172022
Cauchy Markov Random Field Priors for Bayesian Inversion
J Suuronen, NK Chada, L Roininen
Statistics and Computing 32 (33), 2022
162022
Adaptive Tikhonov Strategies for Stochastic Ensemble Kalman Inversion
S Weissmann, NK chada, C Schillings, XT Tong
Inverse Problems 38 (04), 2022
142022
Analysis of Hierarchical Ensemble Kalman Inversion
NK Chada
arXiv preprint arXiv:1801.00847, 2017
102017
Posterior Convergence Analysis of -Stable Sheets
NK Chada, S Lasanen, L Roininen
arXiv preprint arXiv:1907.03086, 2019
92019
Multilevel Estimation of Normalization Constants using the Ensemble Kalman-Bucy Filter
H Ruzayqat, NK Chada, A Jasra
Statistics and Computing 32 (38), 2022
82022
Consistency Analysis of Bilevel Data-Driven Learning in Inverse Problems
NK Chada, C Schillings, XT Tong, S Weissmann
Communications in Mathematical Sciences 20 (1), 123-164, 2022
82022
Cauchy Markov random field priors for Bayesian inversion
NK Chada, L Roininen, J Suuronen
arXiv preprint arXiv:2105.12488, 2021
72021
Elements of asymptotic theory with outer probability measures
J Houssineau, NK Chada, E Delande
arXiv preprint arXiv:1908.04331, 2019
62019
Bayesian Inversion with Alpha-Stable Priors
J Suuronen, T Soto, NK Chada, L Roininen
Inverse Problems 39 (105007), 2023
52023
Unbiased Kinetic Langevin Monte Carlo with Inexact Gradients
NK Chada, B Leimkuhler, D Paulin, PA Whalley
https://arxiv.org/abs/2311.05025, 2023
42023
Unbiased Estimation using the Underdamped Langevin Dynamics
H Ruzayqat, NK Chada, A Jasra
SIAM Journal on Scientific Computing 45 (6), 3047--3070, 2023
32023
Improved efficiency of multilevel Monte Carlo for stochastic PDE through strong pairwise coupling
NK Chada, H Hoel, A Jasra, GE Zouraris
Journal of Scientific Computing 93 (62), 2022
32022
A Data-Adaptive Prior for Bayesian Learning of Kernels in Operators
NK Chada, Q Lang, F Lu, X Wang
https://arxiv.org/abs/2212.14163, 2022
22022
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