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Modeling Active Microwave Remote Sensing of Snow using Dense Media Radiative Transfer (DMRT) Theory with Multiple Scattering Effects
2006
2006 IEEE International Symposium on Geoscience and Remote Sensing
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Dense media radiative transfer (DMRT) theory is used to study the multiple-scattering effects in active microwave remote sensing. Simplified DMRT phase matrices are obtained in the 1-2 frame. ...
Index Terms-Active microwave remote sensing, dense media, snow. ...
Modeling Active Microwave Remote Sensing of Snow Using Dense Media Radiative Transfer (DMRT) Theory With Multiple-Scattering Effects scattering intensities from each particle [4] , [5] . ...
doi:10.1109/igarss.2006.127
dblp:conf/igarss/TsangPLLC06
fatcat:aysdwvxvrvcfrdqkrhwg57fijy
Modeling Active Microwave Remote Sensing of Snow Using Dense Media Radiative Transfer (DMRT) Theory With Multiple-Scattering Effects
2007
IEEE Transactions on Geoscience and Remote Sensing
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Dense media radiative transfer (DMRT) theory is used to study the multiple-scattering effects in active microwave remote sensing. Simplified DMRT phase matrices are obtained in the 1-2 frame. ...
Index Terms-Active microwave remote sensing, dense media, snow. ...
Modeling Active Microwave Remote Sensing of Snow Using Dense Media Radiative Transfer (DMRT) Theory With Multiple-Scattering Effects scattering intensities from each particle [4] , [5] . ...
doi:10.1109/tgrs.2006.888854
fatcat:ggo4bpdfrbbphbbz567pcn3bqe
The Effects of Layers in Dry Snow on Its Passive Microwave Emissions Using Dense Media Radiative Transfer Theory Based on the Quasicrystalline Approximation (QCA/DMRT)
2008
IEEE Transactions on Geoscience and Remote Sensing
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Index Terms-Dense media, dense media radiative transfer (DMRT) theory, layered media, microwave remote sensing, snow. ...
A model for the microwave emissions of multilayer dry snowpacks, based on dense media radiative transfer (DMRT) theory with the quasicrystalline approximation (QCA), provides more accurate results when ...
An earlier version of dense media radiative transfer (DMRT) theory was derived for grain sizes smaller than the wavelength and nonsticky particles [1] . ...
doi:10.1109/tgrs.2008.922143
fatcat:zxx6tez22janvctyatols4xwne
Simulation of the microwave emission of multi-layered snowpacks using the Dense Media Radiative transfer theory: the DMRT-ML model
2013
Geoscientific Model Development
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The model is based on the Dense Media Radiative Transfer (DMRT) theory for the computation of the snow scattering and extinction coefficients and on the Discrete Ordinate Method (DISORT) to numerically ...
It has been recently used in conjunction with inverse methods to retrieve snow grain size from remote sensing data. ...
Gierens The publication of this article is financed by CNRS-INSU. ...
doi:10.5194/gmd-6-1061-2013
fatcat:an476cloqbeyfiu5m224osycra
Simulation of the microwave emission of multi-layered snowpacks using the dense media radiative transfer theory: the DMRT-ML model
2012
Geoscientific Model Development Discussions
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The model is based on the Dense Media Radiative Transfer (DMRT) theory for the computation of the snow scattering and extinction coefficients and on the Discrete Ordinate Method (DISORT) to numerically ...
It has been recently used in conjunction with inverse methods to retrieve snow grain size from remote sensing data. ...
Gierens The publication of this article is financed by CNRS-INSU. ...
doi:10.5194/gmdd-5-3647-2012
fatcat:a5rfeu34jja35hhqyjk426mcpi
Modeling the passive microwave remote sensing of snow using dense media radiative transfer theory with NMM3D rough-surface boundary conditions
2006
Microwave and optical technology letters (Print)
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The effects of volume scattering and rough-surface scattering in passive microwave remote sensing are treated. ...
The volumescattering model is based on dense medium radiative transfer (DMRT) theory with quasicrystalline approximation (QCA) for densely distributed sticky particles. ...
ACKNOWLEDGMENTS The research presented in this paper was supported by RGC Central Allocation Grant no. 8730017 of Hong Kong and NASA of the United States. ...
doi:10.1002/mop.21407
fatcat:pvamrbk4y5g43fc7ng7ivgigqu
SMRT: An active / passive microwave radiative transfer model for snow with multiple microstructure and scattering formulations (v1.0)
2018
Geoscientific Model Development Discussions
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SMRT v1.0 includes the Dense Media Radiative Transfer theory (DMRT), the Improved Born Approximation (IBA) and independent Rayleigh scatterers to compute the intrinsic electromagnetic properties of a snow ...
The Snow Microwave Radiative Transfer (SMRT) thermal emission and backscatter model was developed to determine uncertainties in forward modeling through intercomparison of different model ingredients. ...
.: Modeling Active Microwave Remote Sensing of Snow using Dense Media Radiative Transfer (DMRT) Theory with Multiple Scattering Effects, in: 2006 IEEE International Symposium on Geoscience and Remote Sensing ...
doi:10.5194/gmd-2017-314
fatcat:uclsoui2dndrhedjdmxriozflm
An Overview of Snow Water Equivalent: Methods, Challenges, and Future Outlook
2022
Sustainability
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Since satellite observations are the most important tool used to detect snow properties, the paper focuses on inversion models and techniques using microwave remote sensing. ...
This paper is a review of the retrieval methods of snow water equivalent in three main categories, including in situ measurements, reconstruction approaches, and space-borne measurements, along with their ...
As the first analytical model, Tsang et al. (1985) [122] developed the Dense Medium Radiative Transfer (DMRT) model to consider the scattering theory of dense mediums by microwave remote sensing. ...
doi:10.3390/su141811395
fatcat:6z4cztw23rgitg7nulz737mbu4
Scattering properties of dense media from Monte Carlo simulations with application to active remote sensing of snow
1996
Radio Science
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It is shown that the derived phase matrix is in good agreement with dense media radiative transfer theory for copolarized scattering. ...
The phase matrix and scattering coefficient obtained by simulation are used in a second-order radiative transfer model to predict the amount of backscatter from a layer of snow. ...
This work was supported by the office of Naval Research grant N00014-89-J-3132 and the Army Research Office. ...
doi:10.1029/96rs00939
fatcat:v2zmc7kwbncitlnpcjkq6flrnm
Snow Parameters Inversion from Passive Microwave Remote Sensing Measurements by Deep Convolutional Neural Networks
2022
Sensors
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Hence, the proposed method experiments with a novel path to improve the inversion of passive microwave remote sensing through deep learning approaches. ...
The proposed ConvNet composes three pairs of convolutional and activation layers with one additional fully connected layer to realize regression, i.e., the inversion of snow parameters. ...
The remainder of this article is organized as follows: In Section 2, the passive microwave remote sensing, the snowpack model, and dense media radiative transfer (DMRT) model formulation is briefly reviewed ...
doi:10.3390/s22134769
pmid:35808266
pmcid:PMC9268846
fatcat:2yklshxnjner3gugjre65y6wke
SMRT: an active–passive microwave radiative transfer model for snow with multiple microstructure and scattering formulations (v1.0)
2018
Geoscientific Model Development
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SMRT v1.0 includes the dense media radiative transfer theory (DMRT), the improved Born approximation (IBA), and independent Rayleigh scatterers to compute the intrinsic electromagnetic properties of a ...
</strong> The Snow Microwave Radiative Transfer (SMRT) thermal emission and backscatter model was developed to determine uncertainties in forward modeling through intercomparison of different model ingredients ...
We acknowledge the European Space Agency, which supported this model development under ESTEC contract no. 4000112698/14/NL/LvH, with a contribution from the NERC National Centre for Earth Observation. ...
doi:10.5194/gmd-11-2763-2018
fatcat:nlxgoufvzjflhicxileulzq5ma
MODELING TERAHERTZ DIFFUSE SCATTERING FROM GRANULAR MEDIA USING RADIATIVE TRANSFER THEORY
2012
Progress in Electromagnetics Research B
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In this paper, THz diffuse scattering from granular media is modeled by applying radiative transfer (RT) theory for the first time in THz sensing. ...
Diffuse intensity from granular media containing lactose was then simulated using RT theory. ...
The dense media radiative transfer (DMRT) theory has been applied to the microwave remote sensing of snow [24, 25] . ...
doi:10.2528/pierb11102304
fatcat:ommy475ctrd3dczb2r7brugosm
Review article: Global monitoring of snow water equivalent using high-frequency radar remote sensing
2022
The Cryosphere
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radar measurements, and the refinement of retrieval algorithms via synergy with other microwave remote sensing approaches. ...
Inference of global snow properties from SAR requires an interdisciplinary approach based on field observations of snow microstructure, physical snow modeling, electromagnetic theory, and retrieval strategies ...
Project CoReH 2 O Cold Regions Hydrology Observatory DMRT Dense Medium Radiative Transfer DMRT-ML Dense Medium Radiative Transfer - Multiple Layers EM Electromagnetic ESA European Space Agency FMCW Frequency-modulated ...
doi:10.5194/tc-16-3531-2022
fatcat:3uy3h7gsgvaavgpi7gm6ttzdti
Marked decrease of the near surface snow density retrieved by AMSR-E satellite at Dome C, Antarctica, between 2002 and 2011
2018
The Cryosphere Discussions
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The relationship has been obtained with a microwave emission radiative transfer model (DMRT-ML). ...
Here, we use the passive microwave observations from AMSR-E satellite to retrieve the surface snow density at Dome C in the East Antarctic Plateau. ...
.: Dense media radiative transfer theory based on quasicrystalline approximation with application to passive microwave remote sensing of snow, Radio Sci., 35, 741-749, https://doi.org/10.1029/1999RS002270 ...
doi:10.5194/tc-2018-265
fatcat:hpm3pbvw4ndablice4sldfgel4
Snow grain-size profiles deduced from microwave snow emissivities in Antarctica
2010
Journal of Glaciology
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To explain this, we consider various profiles of snow grain size and density and predict their emissivity using a dense-medium radiative transfer (DMRT) model. ...
We first test random variations of snow density and grain radius with depth and then monotonic and continuous variations in the snow grain radius. ...
ACKNOWLEDGEMENTS This work was funded by the French remote-sensing program, Programme National de Télédétection Spatial (CNRS-CNES), the ANR-07-VULN-013 VANISH project of the Agence Nationale de la Recherche ...
doi:10.3189/002214310792447806
fatcat:tlzo5pkyundn3et45ehtpzuf7m
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