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Colin James Grudzien
Colin James Grudzien
Data Assimilation Scientist Center for Western Weather and Water Extremes (CW3E)
Verified email at ucsd.edu - Homepage
Title
Cited by
Cited by
Year
Degenerate Kalman filter error covariances and their convergence onto the unstable subspace
M Bocquet, KS Gurumoorthy, A Apte, A Carrassi, C Grudzien, ...
SIAM/ASA Journal on Uncertainty Quantification 5 (1), 304-333, 2017
472017
Chaotic dynamics and the role of covariance inflation for reduced rank Kalman filters with model error
C Grudzien, A Carrassi, M Bocquet
Nonlinear Processes in Geophysics 25 (3), 633-648, 2018
242018
Rank deficiency of Kalman error covariance matrices in linear time-varying system with deterministic evolution
KS Gurumoorthy, C Grudzien, A Apte, A Carrassi, CKRT Jones
SIAM Journal on Control and Optimization 55 (2), 741-759, 2017
24*2017
Asymptotic forecast uncertainty and the unstable subspace in the presence of additive model error
C Grudzien, A Carrassi, M Bocquet
SIAM/ASA Journal on Uncertainty Quantification 6 (4), 1335-1363, 2018
192018
Data assimilation for chaotic systems
A Carrassi, C Grudzien, M Bocquet, J Demaeyer, P Raanes, S Vannitsem
Data assimilation for atmospheric, oceanic and hydrological applications, 2021
11*2021
Geometric phase in the Hopf bundle and the stability of non-linear waves
CJ Grudzien, TJ Bridges, CKRT Jones
Physica D: Nonlinear Phenomena 334, 4-18, 2016
102016
Structure-and Physics-Preserving Reductions of Power Grid Models
C Grudzien, D Deka, M Chertkov, SN Backhaus
Multiscale Modeling & Simulation 16 (4), 1916-1947, 2018
62018
On the numerical integration of the Lorenz-96 model, with scalar additive noise, for benchmark twin experiments
Grudzien C., Bocquet M., Carrassi A.
Geosci. Model Dev. 13, 1903–1924, 2020
52020
The instability of the Hocking–Stewartson pulse and its geometric phase in the Hopf bundle
C Grudzien
Journal of Computational and Applied Mathematics 307, 162-169, 2016
42016
A fast, single-iteration ensemble Kalman smoother for sequential data assimilation
C Grudzien, M Bocquet
Geoscientific Model Development Discussions, 1-62, 2021
12021
A Tutorial on Bayesian Data Assimilation
C Grudzien, M Bocquet
arXiv preprint arXiv:2112.07704, 2021
2021
The method of the geometric phase in the Hopf bundle as a reformulation of the Evans function for reaction diffusion equations
CJ Grudzien
The University of North Carolina at Chapel Hill, 2016
2016
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Articles 1–12