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An Adjoint-Free CNOP–4DVar Hybrid Method for Identifying Sensitive Areas in Targeted Observations: M
[期刊论文] 作者：Xiangjun TIAN,Xiaobing FENG,
来源：大气科学进展:英文版 年份：2019
This paper proposes a hybrid method, called CNOP–4 DVar, for the identification of sensitive areas in targeted observations, which takes the advantages of both...
[会议论文] 作者：Xiangjun Tian,Zhenghui Xie,
来源：第九届CTWF(CAS-TWAS-WMO)国际研讨会 年份：2010
To make use of satellite microwave observations for estimating soil moisture, a dual-pass land data assimilation system (DLDAS) is developed in this paper b...
Impacts of Multigrid NLS-4DVar-based Doppler Radar Observation Assimilation on Numerical Simulations
[期刊论文] 作者：Lu ZHANG,Xiangjun TIAN,Hongqin,
来源：大气科学进展:英文版 年份：2020
We applied the multigrid nonlinear least-squares four-dimensional variational assimilation(MG-NLS4DVar)method in data assimilation and prediction experiments fo...
System of Multigrid Nonlinear Least-squares Four-dimensional Variational Data Assimilation for Numer
[期刊论文] 作者：Hongqin ZHANG,Xiangjun TIAN,We,
来源：大气科学进展:英文版 年份：2020
A new forecasting system-the System of Multigrid Nonlinear Least-squares Four-dimensional Variational(NLS-4DVar)Data Assimilation for Numerical Weather Predicti...
Accounting for CO2 Variability over East Asia with a Regional Joint Inversion System and Its Prelimi
[期刊论文] 作者：Xingxia KOU,Xiangjun TIAN,Meig,
来源：黑龙江科技学院学报 年份：2017
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7...
[会议论文] 作者：Xiangjun Tian,Zhenghui Xie,Qin Sun,
来源：中国科学院大气物理研究所大气科学和地球流体力学数值模拟国家重点实验室2011年LASG年会 年份：2011
...
[会议论文] 作者：Zhenghui Xie,Xiangjun Tian,Aiguo Dai,
来源：2008年度LASG学术年会 年份：2008
...
[会议论文] 作者：Zhenghui Xie,Xiangjun Tian,Hongwei Yang,
来源：第九届国际气象学和大气科学协会科学大会 年份：2005
...
[会议论文] 作者：Zhenghui Xie,Xiangjun Tian,Qin Sun,
来源：Second China-Brazil Conference on Scientific Computing(北京第二届 年份：2011
...
[会议论文] 作者：Rui Han,Yu Fu,Xiangjun Tian,
来源：第十七届全国流体力学数值方法研讨会 年份：2015
The performance of a joint data assimilation system (Tan-Tracker) based on PODEn4Dvar assimilation method, which intent to reach high flexibility and high computational efficiency, has been evaluated...
System of Multigrid Nonlinear Least-squares Four-dimensional Variational Data Assimilation for Numer
[期刊论文] 作者：Hongqin ZHANG,Xiangjun TIAN,Wei CHENG,Lipeng JIANG,
来源：大气科学进展（英文版） 年份：2020
A new forecasting system—the System of Multigrid Nonlinear Least-squares Four-dimensional Variational (NLS-4DVar) Data Assimilation for Numerical Weather Predi...
[会议论文] 作者：Binghao Jia,Xiangjun Tian,Zhenghui Xie,Chunxiang Shi,
来源：中国科学院大气物理研究所大气科学和地球流体力学数值模拟国家重点实验室2011年LASG年会 年份：2011
...
A PODEn4DVar-based Radar Data Assimilation Scheme: Formulation and Preliminary Results from Real-dat
[会议论文] 作者：Xiangjun Tian,Jianhua Sun,Feng Chen,Yuanchun Zhang,
来源：第八次全国动力气象学术会议 年份：2013
The Proper Orthogonal Decomposition (POD)-based ensemble four-dimensional variational assimilation method (referred to as PODEn4DVar) is a hybrid assimilation method that exploits the strengths of bot...
A Soil Moisture Assimilation Scheme Based on the Ensemble Kalman Filter Using Microwave Brightness T
[会议论文] 作者：Binghao Jia,Zhenghui Xie,Xiangjun Tian,Chunxiang Shi,
来源：第九届CTWF(CAS-TWAS-WMO)国际研讨会 年份：2010
This study presents a soil moisture assimilation scheme, which could assimilate microwave brightness temperature directly, based on the ensemble Kalman filter and the shuffled complex evolution method...
[会议论文] 作者：Xing Yuan,Zhenghui Xie,Jing Zheng,Xiangjun Tian,Zongliang Yang,
来源：2008年度LASG学术年会 年份：2008
...
Accounting for CO_2 Variability over East Asia with a Regional Joint Inversion System and Its Prelim
[期刊论文] 作者：Xingxia KOU,Xiangjun TIAN,Meigen ZHANG,Zhen PENG,Xiaoling ZHANG,,
来源：Journal of Meteorological Research 年份：2017
A regional surface carbon dioxide(CO_2) flux inversion system, the Tan-Tracker-Region, was developed by incorporating an assimilation scheme into the Community...
A Dual-Pass Variational Data Assimilation Framework for Estimating Soil Moisture Profiles from AMSR-
[会议论文] 作者：Xiangjun Tian,Zhenghui Xie,Binghao Jia,Feng Chen,Aiguo Dai,Chunxiang Shi,
来源：2008年度LASG学术年会 年份：2008
...
A Dual-Pass Variational Data Assimilation Framework for Estimating Soil Moisture Profiles from AMSR-
[会议论文] 作者：Xiangjun Tian,Zhenghui Xie,Aiguo Dai,Chunxiang Shi,Binghao Jia,Feng Chen,
来源：2008年度LASG学术年会 年份：2008
...
[期刊论文] 作者：Wang,JIA Ji,Jia Ye,Xiaoqian Zhao,Jie Wen,Wei Li,Jianfei Hu,Dawei Li,Min Sun,Haipan Zeng,Yongwu Hu,Xiangjun Tian,
来源：黑龙江科技信息 年份：2003
鸡西矿业集团公司张辰煤矿西三采区3...
The R Protein of SARS-CoV: Analyses of Structure and Function Based on Four Complete Genome Sequence
[期刊论文] 作者：Zuyuan Xu,Haiqing Zhang,Xiangjun Tian,JIA Ji,Wei Li,Yan Li,Wei Tian,Yujun Han,Lili Wang,Zizhang Zhang,
来源：黑龙江科技信息 年份：2003
鸡西矿业集团公司张辰煤矿西三采区3...
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