'Analysis increments' diaporamas de présentation

Introduction to Data Assimilation: Lecture 2

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GSI Tutorial 2010

GSI Tutorial 2010. Background and Observation Error Estimation and Tuning. Background Error. Background error covariance Multivariate relation Covariance with fat-tailed power spectrum Estimate background error.

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Introduction to data assimilation: Lecture 3

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Recent Changes to GSI 3D-Var Analysis

Recent Changes to GSI 3D-Var Analysis. Wan-Shu Wu March 2007 at CWB. Adaptive Tuning of Observational Error.

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First Field Tests of ESMF

First Field Tests of ESMF. NCAR/LANL CCSM. Climate. GFDL FMS Suite. Data Assimilation. NASA GMAO Analysis. GMAO Seasonal Forecast. MITgcm. Weather. Chris Hill ESMF Community Meeting 2004 Boulder, CO. NCEP Forecast. Outline. Interoperability Experiments CAM SSI CAM MITgcm

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Impact of AIRS Profiles on Short-Term WRF Forecasts Brad Zavodsky (UAHuntsville/SPoRT)

Impact of AIRS Profiles on Short-Term WRF Forecasts Brad Zavodsky (UAHuntsville/SPoRT) Shih-Hung Chou (MSFC/SPoRT) Gary Jedlovec (MSFC/SPoRT) SPoRT Data Assimilation Workshop May 5, 2009. Motivation for using AIRS Profiles in DA.

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Impact of AIRS Profiles on Short-Term WRF Forecasts Brad Zavodsky (UAHuntsville/SPoRT)

Impact of AIRS Profiles on Short-Term WRF Forecasts Brad Zavodsky (UAHuntsville/SPoRT) Shih-Hung Chou (MSFC/SPoRT) Gary Jedlovec (MSFC/SPoRT) SPoRT Data Assimilation Workshop May 5, 2009. Motivation for using AIRS Profiles in DA.

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current status long-term strategy mid-term strategy some ongoing or planned activities

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1. KEYNOTE

Reanalysis generate not only analysis fields but also quality information on each observation (O-A and O-F statistics, and bias estimation, etc ). Reanalysis now goes towards end of third generation of comprehensive global reanalysis. Should balance be enforced or used as a diagnostic?

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Abstract

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