搜索结果: 1-7 共查到“理学 variational data assimilation”相关记录7条 . 查询时间(0.068 秒)
A variational data assimilation system for soil–atmosphere flux estimates for the Community Land Model (CLM3.5)
data assimilation system soil–atmosphere fl ux estimates
2014/12/18
This paper presents the development and implementation of a spatio-temporal variational data assimilation
system (4D-var) for the soil–vegetation–atmosphere transfer
model “Community Land Model” (CL...
Implicit particle methods and their connection with variational data assimilation
Implicit particle methods variational data assimilation Data Analysis Statistics and Probability
2012/5/29
The implicit particle filter is a sequential Monte Carlo method for data assimilation that guides the particles to the high-probability regions via a sequence of steps that includes minimizations. We ...
Simplified aerosol modeling for variational data assimilation
Simplified aerosol modeling variational data assimilation
2010/2/5
We have developed a simplified aerosol model together with its tangent linear and adjoint versions for the ultimate aim of optimizing global aerosol and aerosol precursor emission using variational da...
Using adjoint sensitivity as a local structure function in variational data assimilation
adjoint sensitivity local structure function variational data assimilation
2009/11/12
One approach recently proposed in order to improve the forecast of weather events, such as cyclogenesis, is to increase the number of observations in areas depending on the flow configuration. These a...
On deterministic error analysis in variational data assimilation
deterministic error analysis variational data assimilation
2009/11/9
The problem of variational data assimilation for a nonlinear evolution model is considered to identify the initial condition. The equation for the error of the optimal initial-value function through t...
Variational Data Assimilation for Determining the Seasonal Net Surface Heat Flux Using a Tropical Pacific Ocean Model
sea surface temperature Tropical Pacific Ocean Model surface heat flux
2008/12/12
The authors present a study for determining the seasonal net surface heat flux over the tropical Pacific Ocean using an adjoint technique. A simple tropical ocean model with thermodynamics is chosen a...
Four-dimensional variational data assimilation for inverse modelling of atmospheric methane emissions: method and comparison with synthesis inversion
Four-dimensional variational data atmospheric methane synthesis inversion
2008/11/25
A four-dimensional variational (4D-Var) data assimilation system for inverse modelling of atmospheric methane emissions is presented. The system is based on the TM5 atmospheric transport model. It can...