Mohamad Gharamti
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Mitigating observation perturbation sampling errors in the stochastic EnKF
I Hoteit, DT Pham, ME Gharamti, X Luo
Monthly Weather Review 143 (7), 2918-2936, 2015
An iterative ensemble Kalman filter with one-step-ahead smoothing for state-parameters estimation of contaminant transport models
ME Gharamti, B Ait-El-Fquih, I Hoteit
Journal of Hydrology 527, 442-457, 2015
A reduced adjoint approach to variational data assimilation
MU Altaf, M El Gharamti, AW Heemink, I Hoteit
Computer Methods in Applied Mechanics and Engineering 254, 1-13, 2013
Dual states estimation of a subsurface flow-transport coupled model using ensemble Kalman filtering
M El Gharamti, I Hoteit, J Valstar
Advances in water resources 60, 75-88, 2013
A Bayesian consistent dual ensemble Kalman filter for state-parameter estimation in subsurface hydrology
B Ait-El-Fquih, ME Gharamti, I Hoteit
Hydrology and Earth System Sciences 20 (8), 3289-3307, 2016
Constraining a compositional flow model with flow‐chemical data using an ensemble‐based Kalman filter
ME Gharamti, A Kadoura, J Valstar, S Sun, I Hoteit
Water Resources Research 50 (3), 2444-2467, 2014
Complex step-based low-rank extended Kalman filtering for state-parameter estimation in subsurface transport models
ME Gharamti, I Hoteit
Journal of hydrology 509, 588-600, 2014
Enhanced adaptive inflation algorithm for ensemble filters
M El Gharamti
Monthly Weather Review 146 (2), 623-640, 2018
An adaptive hybrid EnKF-OI scheme for efficient state-parameter estimation of reactive contaminant transport models
ME Gharamti, J Valstar, I Hoteit
Advances in water resources 71, 1-15, 2014
Insights on multivariate updates of physical and biogeochemical ocean variables using an Ensemble Kalman Filter and an idealized model of upwelling
L Yu, K Fennel, L Bertino, M El Gharamti, KR Thompson
Ocean Modelling 126, 13-28, 2018
Ensemble data assimilation for ocean biogeochemical state and parameter estimation at different sites
ME Gharamti, J Tjiputra, I Bethke, A Samuelsen, I Skjelvan, M Bentsen, ...
Ocean Modelling 112, 65-89, 2017
Online tuning of ocean biogeochemical model parameters using ensemble estimation techniques: application to a one-dimensional model in the North Atlantic
ME Gharamti, A Samuelsen, L Bertino, E Simon, A Korosov, U Daewel
Journal of Marine Systems 168, 1-16, 2017
Towards an end-to-end analysis and prediction system for weather, climate, and marine applications in the Red Sea
I Hoteit, Y Abualnaja, S Afzal, B Ait-El-Fquih, T Akylas, C Antony, ...
Bulletin of the American Meteorological Society 102 (1), E99-E122, 2021
Comparing adaptive prior and posterior inflation for ensemble filters using an atmospheric general circulation model
M El Gharamti, K Raeder, J Anderson, X Wang
Monthly Weather Review 147 (7), 2535-2553, 2019
An extended seir model with vaccination for forecasting the covid-19 pandemic in saudi arabia using an ensemble kalman filter
R Ghostine, M Gharamti, S Hassrouny, I Hoteit
Mathematics 9 (6), 636, 2021
Low-rank Kalman filtering for efficient state estimation of subsurface advective contaminant transport models
M El Gharamti, I Hoteit, S Sun
Journal of Environmental Engineering 138 (4), 446-457, 2012
Assessing clustering strategies for Gaussian mixture filtering a subsurface contaminant model
B Liu, ME Gharamti, I Hoteit
Journal of Hydrology 535, 1-21, 2016
On the efficiency of the hybrid and the exact second-order sampling formulations of the EnKF: a reality-inspired 3-D test case for estimating biodegradation rates of …
ME Gharamti, J Valstar, G Janssen, A Marsman, I Hoteit
Hydrology and Earth System Sciences 20 (11), 4561-4583, 2016
Hybrid vs adaptive ensemble kalman filtering for storm surge forecasting
MU Altaf, N Raboudi, ME Gharamti, C Dawson, MF McCabe, I Hoteit
AGU Fall Meeting Abstracts 2014, A33K-3352, 2014
Assimilation of semi‐qualitative observations with a stochastic ensemble Kalman filter
A Shah, ME Gharamti, L Bertino
Quarterly Journal of the Royal Meteorological Society 144 (715), 1882-1894, 2018
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Articles 1–20