Results 151 to 160 of about 3,475 (195)

MODTRAN6: a major upgrade of the MODTRAN radiative transfer code

SPIE Proceedings, 2014
The MODTRAN6 radiative transfer (RT) code is a major advancement over earlier versions of the MODTRAN atmospheric transmittance and radiance model. This version of the code incorporates modern software ar- chitecture including an application programming interface, enhanced physics features including a line-by-line algorithm, a supplementary physics ...
A. Berk   +5 more
openaire   +1 more source

Recent Advances in Development of Polarimetric MODTRAN®6

IGARSS 2020 - 2020 IEEE International Geoscience and Remote Sensing Symposium, 2020
Efforts have begun on development of MODTRAN7, a polarimetric version of MODTRAN6. A beta-release, modeling single scatter Stokes parameters and linear polarized ground emission is planned for later this year. The basic formalism, single scattering models, and demonstration calculations are presented.
Fred Hawes   +2 more
openaire   +1 more source

MODTRAN®61 Generated Single Scattering Adjacency Function

IGARSS 2020 - 2020 IEEE International Geoscience and Remote Sensing Symposium, 2020
A new MODTRAN6 output file and post-processing utility has been written to enable generation of single scattering adjacency (aka point spread) functions. The approach relies on Helmholtz reciprocity. A series of MODTRAN single scattering solar radiance calculations are performed to build up a table of adjacency file segment contributions.
Alexander Berk, David Jupp, Li Fuqin
openaire   +1 more source

Impact of MODTRAN�5.1 on Atmospheric Compensation

IGARSS 2008 - 2008 IEEE International Geoscience and Remote Sensing Symposium, 2008
MODTRANreg Version 5.1 includes many new capabilities tailored to enhance and facilitate atmospheric compensation. For the thermal region, the new 0.1 cm-1 band model provides the finer spectral resolution required for analysis of state-of-the-art long-wave and mid-wave hyper- and ultraspectral imagers (e.g. AIRS).
A. Berk, G. P. Anderson
openaire   +1 more source

MODTRAN on supercomputers and parallel computers

Parallel Computing, 2002
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Wang, P.   +3 more
openaire   +2 more sources

Marine environment background synthesis using MODTRAN 4

SPIE Proceedings, 2006
To date, physically accurate and reasonably fast background generation in a marine environment has been an elusive objective. The pursuit has been plagued by slow radiative transfer codes and sea BRDF (bidirectional reflectance distribution functions) implementations that traded accuracy for speed. Recent developments in both these fields have put this
Vincent Ross, Denis Dion
openaire   +1 more source

Clouds and Fog in MODTRAN®

2019
The atmosphere is in constant change as air moves around the globe, causing solar energy to take on different values across the Earth as it rotates. One of the significant effects from this seemingly chaotic situation is the creation and dissipation of clouds and fog. Figure 7.1 illustrates examples of both.
John Schroeder, Larry B. Stotts
openaire   +1 more source

Atmospheric correction of hyperspectral data using MODTRAN model

SPIE Proceedings, 2008
The solar radiance obtained by a sensor is modified by atmosphere interaction, affected by its path through the atmospheric absorption and scattered in the combined Sun-surface-aircraft. In this paper, we described a method using RTM to simulate atmospheric spectral for deriving surface reflectance from Hyperspectral data (Hyperion).
Yuanliu Xu   +4 more
openaire   +1 more source

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