Improvements and Performances of the Operational GRAPES_GFS 3DVar System

In recent years,the capability and stability of GRAPES(Global/Regional Assimilation and PrEdiction System) three-dimensional variation data assimilation system(3DVar) is upgraded and improved gradually in Numerical Weather Prediction Center of China Meteorological Administration.Improvements in anal...

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Veröffentlicht in:	Ying yong qi xiang xue bao = Quarterly journal of applied meteorology 2017-01, Vol.28 (1)
Hauptverfasser:	Wang, Jincheng, Lu, Huijuan, Han, Wei, Liu, Yan, Wang, Ruichun, Zhang, Hua, Huang, Jing, Liu, Yongzhu, Hao, Min, Li, Juan, Tian, Weihong
Format:	Artikel
Sprache:	chi
Schlagworte:	Accuracy Bias Climatology Covariance Data Data analysis Data assimilation Data collection Data processing Dimensional stability Domains Error analysis Grapes Humidity Mean square errors Mean square values Northern Hemisphere Performance enhancement Quality control Radiance Radiosonde data Radiosondes Root-mean-square errors Southern Hemisphere Stability Tropical environments Troposphere Upgrading Weather Weather forecasting Wind Wind analysis
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