搜索结果: 1-15 共查到“大气科学 inversion”相关记录16条 . 查询时间(0.02 秒)
A NEW ALGORITHM FOR THE AOD INVERSION FROM NOAA/AVHRR DATA
AVHRR AOD MODIS VI product NDVI DDV algorithm
2018/5/15
The advanced very high resolution radiometer (AVHRR) data from the National Oceanic and Atmospheric Administration satellite is one of the earliest data applied in aerosol research. The dense dark veg...
THE FOUNDATION GPS WATER VAPOR INVERSION AND ITS APPLICATION RESEARCH
Global Positioning System(GPS), Tropospheric delay, Wet delay, Inversion of water vapor, Precipitable water vapor
2018/5/15
Using GPS technology to retrieve atmospheric water vapor is a new water vapor detection method, which can effectively compensate for the shortcomings of conventional water vapor detection methods, to ...
Quantifying the clear-sky temperature inversion frequency and strength over the Arctic Ocean during summer and winter seasons from AIRS profiles
the clear-sky temperature inversion frequency and strength the Arctic Ocean summer and winter seasons AIRS profiles
2010/8/13
Temperature inversions are one of the dominant features of the Arctic atmosphere and play a crucial role in various processes by controlling the transfer of mass and moisture fluxes through the lower ...
Global estimates of CO sources with high resolution by adjoint inversion of multiple satellite datasets（MOPITT, AIRS, SCIAMACHY, TES）
CO sources MOPITT AIRS SCIAMACHY TES
2010/2/1
We combine CO column measurements from the MOPITT, AIRS, SCIAMACHY, and TES satellite instruments in a full-year (May 2004–April 2005) global inversion of CO sources at 4°×5° spatial resolution and mo...
Tropospheric ozone from IASI: comparison of different inversion algorithms and validation with ozone sondes in the northern middle latitudes
Tropospheric ozone IASI ozone sondes northern middle latitudes
2009/12/31
This paper presents a first statistical validation of tropospheric ozone products derived from measurements of the IASI satellite instrument. Since the end of 2006, IASI (Infrared Atmospheric Sounding...
Multi-species inversion of CH4, CO and H2 emissions from surface measurements
Multi-species CH4 CO H2 emissions surface measurements
2009/8/7
In order to study the spatial and temporal variations of the emissions of greenhouse gases and of their precursors, we developed a data assimilation system and applied it to infer emissions of CH4, CO...
The Trade Wind Inversion According to Observations of the Finnish Atlantic Expeditions 1957-1958
Trade Wind Inversion Observations Finnish Atlantic Expeditions 1957-1958
2009/6/18
The Trade Wind Inversion According to Observations of the Finnish Atlantic Expeditions 1957-1958.
An analytical inversion method for determining regional and global emissions of greenhouse gases: Sensitivity studies and application to halocarbons
analytical inversion method determining regional and global emissions greenhouse gases halocarbons
2009/3/13
A new analytical inversion method has been developed to determine the regional and global emissions of long-lived atmospheric trace gases. It exploits in situ measurement data from three global networ...
Technical note: an interannual inversion method forcontinuous CO2 data
interannual inversion method forcontinuous CO2 data
2009/2/24
A sequential synthesis inversion method is described to estimate CO2 sources from continuous atmospheric data. The sequential method makes the problem computationally feasible. The method is assessed ...
Two decades of OH variability as inferred by an inversion of atmospheric transport and chemistry of methyl chloroform
OH variability atmospheric transport chemistry of methyl chloroform
2009/2/18
We developed an iterative inverse method to infer inter-annual sources and sinks of methyl chloroform (MCF) from atmospheric measurements, on a monthly basis. The methodology is presented and used to ...
Inversion of CO and NOx emissions using the adjoint of the IMAGES model
CO NOx emissions adjoint IMAGES model
2009/2/9
We use ground-based observations of CO mixing ratios and vertical column abundances together with tropospheric NO2 columns from the GOME satellite instrument as constraints for improving the global an...
Comparison of the inversion algorithms applied to the ozone vertical profile retrieval from SCIAMACHY limb measurements
inversion algorithms ozone vertical profile SCIAMACHY limb
2008/12/19
This paper is devoted to an intercomparison of ozone vertical profiles retrieved from the measurements of scattered solar radiation performed by the SCIAMACHY instrument in the limb viewing geometry. ...
Emission rate and chemical state estimation by 4-dimensional variational inversion
Emission rate chemical state 4-dimensional variational inversion
2008/12/15
This study aims to assess the potential and limits of an advanced inversion method to estimate pollutant precursor sources mainly from observations. Ozone, sulphur dioxide, and partly nitrogen oxides ...
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...
A method for evaluating spatially-resolved NOx emissions using Kalman filter inversion, direct sensitivities, and space-based NO2 observations
NOx Kalman filter space-based NO2
2008/11/20
An inverse modeling method was developed and tested for identifying possible biases in emission inventories using satellite observations. The relationships between emission inputs and modeled ambient...