4DEnVar: link with 4D state formulation of variational assimilation and different possible implementations

GSI 3DVar-Based Ensemble–Variational Hybrid Data Assimilation for NCEP Global Forecast System: Single-Resolution Experiments

(2013) Xuguang Wang et al.   MONTHLY WEATHER REVIEW

B-preconditioned minimization algorithms for variational data assimilation with the dual formulation

(2013) S. Gürol et al.   QUARTERLY JOURNAL OF THE ROYAL METEOROLOGICAL SOCIETY

A comparison of 4DVar with ensemble data assimilation methods

(2013) D. Fairbairn et al.   QUARTERLY JOURNAL OF THE ROYAL METEOROLOGICAL SOCIETY

Accelerating and parallelizing minimizations in ensemble and deterministic variational assimilations

(2012) Gérald Desroziers et al.   QUARTERLY JOURNAL OF THE ROYAL METEOROLOGICAL SOCIETY

Estimating deformations of random processes for correlation modelling in a limited area model

(2012) Y. Michel   QUARTERLY JOURNAL OF THE ROYAL METEOROLOGICAL SOCIETY

Operational implementation of a hybrid ensemble/4D-Var global data assimilation system at the Met Office

(2012) A. M. Clayton et al.   QUARTERLY JOURNAL OF THE ROYAL METEOROLOGICAL SOCIETY

Adaptive Ensemble Covariance Localization in Ensemble 4D-VAR State Estimation

(2011) Craig H. Bishop et al.   MONTHLY WEATHER REVIEW

Evaluation of a Spatial/Spectral Covariance Localization Approach for Atmospheric Data Assimilation

(2011) Mark Buehner   MONTHLY WEATHER REVIEW

Diagnostic and impact studies of a wavelet formulation of background-error correlations in a global model

(2011) Hubert Varella et al.   QUARTERLY JOURNAL OF THE ROYAL METEOROLOGICAL SOCIETY

Accounting for model error in the Météo-France ensemble data assimilation system

(2011) Laure Raynaud et al.   QUARTERLY JOURNAL OF THE ROYAL METEOROLOGICAL SOCIETY

Filtering of Background Error Variances and Correlations by Local Spatial Averaging: A Review

(2010) Loïk Berre et al.   MONTHLY WEATHER REVIEW

Incorporating Ensemble Covariance in the Gridpoint Statistical Interpolation Variational Minimization: A Mathematical Framework

(2010) Xuguang Wang   MONTHLY WEATHER REVIEW

Efficient Ensemble Covariance Localization in Variational Data Assimilation

(2010) Craig H. Bishop et al.   MONTHLY WEATHER REVIEW

Convergence properties of the primal and dual forms of variational data assimilation

(2010) Amal El Akkraoui et al.   QUARTERLY JOURNAL OF THE ROYAL METEOROLOGICAL SOCIETY

Vertical Covariance Localization for Satellite Radiances in Ensemble Kalman Filters

(2009) William F. Campbell et al.   MONTHLY WEATHER REVIEW

Intercomparison of Variational Data Assimilation and the Ensemble Kalman Filter for Global Deterministic NWP. Part I: Description and Single-Observation Experiments

(2009) Mark Buehner et al.   MONTHLY WEATHER REVIEW

An Ensemble-Based Four-Dimensional Variational Data Assimilation Scheme. Part I: Technical Formulation and Preliminary Test

(2008) Chengsi Liu et al.   MONTHLY WEATHER REVIEW

A Hybrid ETKF–3DVAR Data Assimilation Scheme for the WRF Model. Part I: Observing System Simulation Experiment

(2008) Xuguang Wang et al.   MONTHLY WEATHER REVIEW

Intercomparison of the primal and dual formulations of variational data assimilation

(2008) Amal El Akkraoui et al.   QUARTERLY JOURNAL OF THE ROYAL METEOROLOGICAL SOCIETY

Ensemble covariances adaptively localized with ECO-RAP. Part 1: tests on simple error models

(2008) CRAIG H. BISHOP et al.   TELLUS SERIES A-DYNAMIC METEOROLOGY AND OCEANOGRAPHY

Ensemble covariances adaptively localized with ECO-RAP. Part 2: a strategy for the atmosphere

(2008) CRAIG H. BISHOP et al.   TELLUS SERIES A-DYNAMIC METEOROLOGY AND OCEANOGRAPHY