Nested sampling algorithm for subsurface flow model selection, uncertainty quantification, and nonlinear calibration

Water Resources Research Year:2013 DOI:10.1002/2012WR013406
Authors: A. El-Sheikh, M. Wheeler, I. Hoteit
Contaminant Remediation Efficient Sampling Hydrocarbon Reservoir Information Contents Nonlinear Calibration Posterior Distributions Sampling Algorithm Uncertainty Quantifications

Observation quality control with a robust ensemble Kalman filter

Monthly Weather Review Year:2013 DOI:10.1175/MWR-D-13-00091.1
Authors: S. Roh, M. Genton, M. Jun, I. Szunyogh, I. Hoteit
Ensemble Forecasting Error Analysis Kalman Filter Numerical Model Outlier Quality Control Statistical Analysis

Improving short-range ensemble Kalman storm surge forecasting using robust adaptive inflation

Monthly Weather Review Year:2013 DOI:10.1175/MWR-D-12-00310.1
Authors: U. Altaf, T. Butler, X. Luo, C. Dawson, T. Mayo, I. Hoteit
Climate Modeling Climate Prediction Data Assimilation Ensemble Forecasting Error Analysis Hurricane Ike 2008 Hurricane Katrina 2005 Hydrodynamics Kalman Filter Storm Surge

Dual states estimation of a subsurface flow-contaminant coupled model using ensemble Kalman filtering

Advances in Water Resources Year:2013 DOI:10.1016/j.advwatres.2013.07.011
Authors: M. Elgharamti, I. Hoteit, J. Valstar
Dual States Estimation Ensemble Kalman Filter Flow and Transport Coupled Models Joint States Estimation

Covariance inflation in the ensemble Kalman filter: A residual nudging perspective and some implications

Monthly Weather Review Year:2013 DOI:10.1175/MWR-D-13-00067.1
Authors: X. Luo, I. Hoteit
Filtering Techniques Kalman Filters

Remote sensing the phytoplankton seasonal succession of the Red Sea

Plos One Year:2013 DOI:10.1371/journal.pone.0064909
Authors: D. E. Raitsos, P. Pradhan, R. Brewin, G. Stenchikov, I. Hoteit
Chlorophyll Coral Reefs Indian Ocean Phytoplankton Remote Sensing Technology Seasons Seawater Spacecraft

An adaptive adjoint-based ensemble Kalman filter

Monthly Weather Review Year:2013 DOI:10.1175/MWR-D-12-00244.1
Authors: H. Song, I. Hoteit, B. D. Cornuelle, X. Luo, A. Subramanian
Data Assimilation Ensembles Filtering Techniques Kalman Filters Optimization Variational Analysis

State estimates and forecasts of the loop current in the Gulf of Mexico using the MITgcm and its adjoint

Journal of Geophysical Research Year:2013 DOI:10.1002/jgrc.20239
Authors: G. Gopalakrishnan, B. D. Cornuelle, I. Hoteit, D. Rudnick, W. Brechner
Gulf of Mexico Hindcast and Forecast Loop Current MITgcm Ocean Modeling State Estimation

Adjoint sensitivity studies of loop current and eddy shedding in the Gulf of Mexico using the MITgcm and its adjoint

Journal of Geophysical Research Year:2013 DOI:10.1002/jgrc.20240
Authors: G. Gopalakrishnan, B. D. Cornuelle, I. Hoteit
Adjoint Sensitivity Gulf of Mexico Hindcast/forecast Loop Current MIT General Circulation Model State Estimation

Estimation of the drag coefficient from the upper ocean response to a hurricane: a variational data assimilation approach

Ocean Modelling Year:2013 DOI:10.1016/j.ocemod.2013.04.004
Authors: S. Zedler, G. Kanschat, I. Hoteit, R. Korty
Drag Coefficient Adjustment Hurricane Mixed Layer Dynamics Ocean Response to a Hurricane Tropical Cyclone Upper Ocean Processes

Clustered iterative stochastic ensemble method for multi-modal calibration of subsurface flow models

Journal of Hydrology Year:2013 DOI:10.1016/j.jhydrol.2013.03.037
Authors: A. El-Sheikh, M. Wheeler, I. Hoteit
K-means Clustering Multi-modal Optimization Parameter Estimation Regularization Subsurface Flow Models

Comparison of chlorophyll in the Red Sea derived from MODIS-Aqua and in vivo fluorescence

Remote Sensing of Environment Year:2013 DOI:10.1016/j.rse.2013.04.018
Authors: R. Brewin, D. E. Raitsos, Y. Pradhan, I. Hoteit
Chlorophyll Comparison Ocean Colour Phytoplankton Red Sea Remote Sensing

Efficient particle filtering through residual nudging

Royal Meteorological Society Year:2013 DOI:10.1002/qj.2152
Authors: X. Luo, I. Hoteit
Data Assimilation Particle Filter Residual Nudging

Sparse calibration of subsurface flow models using a stochastic ensemble method

Advances in Water Resources Year:2013 DOI:10.1016/j.advwatres.2013.02.002
Authors: A. El-Sheikh, M. Wheeler, I. Hoteit
Iterative Stochastic Ensemble Method Orthogonal Matching Pursuit Parameter Estimation Sparse Regularization Subsurface Flow Models

Boosting iterative stochastic ensemble method for nonlinear calibration of subsurface flow models

Computer Methods in Applied Mathematics and Engineering Year:2013 DOI:10.1016/j.cma.2013.02.012
Authors: A. El-Sheikh, R. Tavakoli, M. Wheeler, I. Hoteit
Boosting Gaussian Process Regression Iterative Stochastic Ensemble Method Karhunen-Loève Expansion Parameter Estimation Subsurface Flow Models

A MITgcm/DART ocean prediction and analysis system with application to the Gulf of Mexico

Dynamics of Atmospheres and Oceans Year:2013 DOI:10.1016/j.dynatmoce.2013.03.002
Authors: I. Hoteit, T. Hoar, G. Gopalakrishnan, J. Anderson, N. Collins, B. D. Cornuelle, A. Köhl, P. Heimbach
Data Assimilation Ensemble Kalman Filter Gulf of Mexico Ocean State Estimation

An iterative stochastic ensemble method for parameter estimation of subsurface flow models

Journal of Computational Physics Year:2013 DOI:10.1016/j.jcp.2013.01.047
Authors: A. El-Sheikh, M. Wheeler, I. Hoteit
Iterative Stochastic Ensemble Method Parameter Estimation Regularization Subsurface Flow Models

Atmospheric forcing of the winter air-sea heat fluxes over the northern Red Sea

Journal of Climate Year:2013 DOI:10.1175/JCLI-D-12-00267.1
Authors: V. Papadopoulos, Y. Abu-Alnaja, A. Bower, D. E. Raitsos, H. Kontoyiannis, I. Hoteit
Air-sea Interaction Extreme Events Forcing Surface Fluxes Trends

Assessing a robust ensemble-based Kalman filter for efficient ecosystem data assimilation of the Cretan Sea

Journal of Marine Systems Year:2013 DOI:10.1016/j.jmarsys.2012.12.006
Authors: G. Triantafyllou, I. Hoteit, X. Luo, K. Tsiara, G. Petihakis
Coupled Biophysical Models Data Assimilation Ensemble Kalman Filtering H Infinity Filter Kalman Filter

A reduced adjoint approach to variational data assimilation

Computer Methods in Applied Mathematics and Engineering Year:2013 DOI:10.1016/j.cma.2012.10.003
Authors: U. Altaf, M. Algharamti, A. Heemink, I. Hoteit
4DVAR Model Order Reduction Proper Orthogonal Decomposition
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