[PDF] Top 20 The GRAPE aerosol retrieval algorithm
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The GRAPE aerosol retrieval algorithm
... Perhaps the biggest difference in the various algorithms is in how they separate the surface and atmospheric contri- butions to TOA ...signal. The approach taken is largely de- termined by ... See full document
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The GRAPE aerosol retrieval algorithm
... – the retrieval has converged to reasonable values, with low costs, for the majority of the states ...if the aerosol optical properties assumed within the retrieval ... See full document
46
Improvement of aerosol optical depth retrieval from MODIS spectral reflectance over the global ocean using new aerosol models archived from AERONET inversion data and tri-axial ellipsoidal dust database
... specifically, the refractive indices of “water solu- ble” and “water soluble with humidity” from the C005 aerosol models (Remer et ...and the refractive indices of “dust-like type” and “wet ... See full document
16
Validation of aerosol estimation in atmospheric correction algorithm ATCOR
... correction algorithm ATCOR was validated on the level of aerosol retrieval uncertainties for regional samples of test sites in middle Europe and a global test site with AERONET stations around ... See full document
7
Retrieval algorithm for CO<sub>2</sub> and CH<sub>4</sub> column abundances from short-wavelength infrared spectral observations by the Greenhouse Gases Observing Satellite
... for the radiance adjustment factor. As stated above, aerosol scattering modifies the equivalent optical path length, which may lead to large errors in the retrieved column ...represent ... See full document
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Retrieval of aerosol optical depth in the visible range with a Brewer spectrophotometer in Athens
... provide aerosol optical depths (AODs) at a wavelength of about 440 ...novel retrieval algorithm was specifically developed and the resulting AODs were compared to those obtained from a ... See full document
18
GOCI Yonsei Aerosol Retrieval (YAER) algorithm and validation during DRAGON-NE Asia 2012 campaign
... from the 1–3 % darkest pixels in a 6 km × 6 km area during 30 days. In the East China Sea and Yellow Sea, significant area is covered persistently by turbid waters, for which the land ... See full document
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Comparison of MODIS 3 km and 10 km resolution aerosol optical depth retrievals over land with airborne sunphotometer measurements during ARCTAS summer 2008
... MODIS retrieval algorithm over land (both 10 km and 3 km) performs a simultaneous inversion of the measured top of the atmosphere reflectance in three channels (centered at wavelengths, λ, of ... See full document
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Retrieving aerosol in a cloudy environment: aerosol product availability as a function of spatial resolution
... Abstract. The challenge of using satellite observations to re- trieve aerosol properties in a cloudy environment is to pre- vent contamination of the aerosol signal from clouds, while ... See full document
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Aerosol optical properties derived from the DRAGON-NE Asia campaign, and implications for a single-channel algorithm to retrieve aerosol optical depth in spring from Meteorological Imager (MI) on-board the Communication, Ocean, and Meteorological Satel
... global aerosol distribution and its opti- cal characteristics is important, not only for predictions re- lated to climate change, but also for monitoring the effects of changing air quality on human ...that ... See full document
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Estimates of aerosol absorption over India using multi-satellite retrieval
... Determining aerosol absorption is an important, but com- plex ...Presently aerosol absorption is poorly quanti- fied because aerosols vary widely depending on their compo- sition and ...are the major ... See full document
6
Odin-OSIRIS stratospheric aerosol data product and SAGE III intercomparison
... for the entire Odin mission, which extends from the present day back to launch in ...for the retrieval of stratospheric aerosol extinction from limb scatter measurements was previously ... See full document
27
Retrieval of macrophysical cloud parameters from MIPAS: algorithm description
... as the location of polar stratospheric ...presence. The opti- cally thin spectral channels, particularly channels 6, 13 and 19, clearly show enhanced radiance when a thick cloud is present – the ... See full document
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Improvements in AOD retrieval from geostationary measurements over Asia with aerosol optical properties derived from the DRAGON-Asia campaign
... 2012, the SSA during spring shows a slight increase to 0.93. The large volume of data and spatially concentrated measure- ments from this campaign can be used to improve the representative ... See full document
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Retrieval of aerosol optical depth in vicinity of broken clouds from reflectance ratios: case study
... for the retrieval of aerosol optical depth (AOD) is evaluated using extensive airborne and ground-based data sets collected during the Cloud and Land Surface Interac- tion Campaign (CLASIC) ... See full document
17
AerGOM, an improved algorithm for stratospheric aerosol extinction retrieval from GOMOS observations – Part 1: Algorithm description
... Abstract. The GOMOS instrument on Envisat has success- fully demonstrated that a UV–Vis–NIR spaceborne stellar occultation instrument is capable of delivering quality data on the gaseous and particulate ... See full document
14
Understanding the aerosol information content in multi-spectral reflectance measurements using a synergetic retrieval algorithm
... (i.e. the square of the error) in this analysis we took 10e-6, which corresponds to 1% of reflectance spectra from SCIAMACHY reflectances in the visible (typically at ...from the first AATSR ... See full document
10
Retrieval of aerosol optical depth over land surfaces from AVHRR data
... to the limited number of reference points available for this study area, we cannot properly evaluate the retrieval algorithm over this ...For the limited number of match-ups available, ... See full document
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Uncertainty characterization of AOD for the AATSR dual and single view retrieval algorithms
... with the AERONET reference data. Some areas require further study for the enhancement of the ...to the basic assumptions in the algorithm which do not strictly apply ...(e.g. ... See full document
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Critical surface albedo and its implications to aerosol remote sensing
... that the CSA could represent either albedo or any re- flectance factor, according to the use of term a in ...of the CSA to gain infor- mation about aerosol absorption from remote sensing mea- ... See full document
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