Spatial averaging of ensemble-based background-error variances

Quarterly Journal of the Royal Meteorological Society

Volumn 134, Issue 633 B, 2008, Pages 1003-1014

  Raynaud, Laure ^a   Berre, Loïk ^a   Desroziers, Gérald ^a  

^a CENTRE NATIONAL DE RECHERCHES MÉTÉOROLOGIQUES   (France)

Author keywords

Ensemble kalman filter; Ensemble of assimilations; Linear estimation; Sampling noise

Indexed keywords

CORRELATION METHODS; COVARIANCE MATRIX; ESTIMATION; GERMANIUM; OPTIMIZATION; SAMPLING; CONTROL THEORY; WAVE FILTERS;

ENSEMBLE KALMAN FILTER; ENSEMBLE OF ASSIMILATIONS; ERROR CORRELATION; ERROR COVARIANCE MATRIX; ERROR VARIANCES; FINITE SIZE; LENGTH SCALING; LINEAR ESTIMATION; LINEAR ESTIMATION THEORY; OBJECTIVE FILTERING; OPTIMAL FILTERING; SAMPLING NOISE; SPATIAL AVERAGING; SPATIAL STRUCTURING; VARIANCE ESTIMATION; VARIANCE FIELDS; 2D PROBLEMS; ERROR CORRELATIONS; ERROR COVARIANCE MATRIXES; FINITE SIZES; LINEAR ESTIMATION THEORIES; OPTIMAL FILTERS; SIGNAL/NOISE RATIOS; SPATIAL STRUCTURES; VARIANCE ESTIMATIONS;

ERROR ANALYSIS; COVARIANCE MATRIX;

COVARIANCE ANALYSIS; DATA ASSIMILATION; ENSEMBLE FORECASTING; KALMAN FILTER; OPTIMIZATION; VARIANCE ANALYSIS; ERROR ANALYSIS; ESTIMATION METHOD; SPATIAL VARIATION;

EID: 48649095711     PISSN: 00359009     EISSN: None     Source Type: Journal    
DOI: 10.1002/qj.245     Document Type: Article

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