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Characterizing Land Surface Anisotropic Reflectance over Rugged Terrain: A Review of Concepts and Recent Developments

Jianguang Wen, Qiang Liu, Qing Xiao, Qinhuo Liu, Dongqin You, Dalei Hao, Shengbiao Wu, Xingwen Lin
2018 Remote Sensing  
In this paper, after a brief introduction of the theoretical background of the BRDF over rugged terrain, the status of estimating land surface BRDF properties over rugged terrain is comprehensively reviewed  ...  However, on rugged terrain, the topography intensely affects the shape and magnitude of the BRDF and creates challenges in modeling the BRDF.  ...  Conflicts of Interest: The authors declare no conflict of interest.  ... 
doi:10.3390/rs10030370 fatcat:ayydrp5kunflfdfka3atsvqwge

A Kernel-Driven BRDF Approach to Correct Airborne Hyperspectral Imagery Over Forested Areas with Rugged Topography

Jia, Pang, Tortini, Schläpfer, Li, Roujean
2020 Remote Sensing  
of the BRDF model for all bands.  ...  and Li-Transit-Reciprocal kernels in the case of rugged topography.  ...  We are thankful to the anonymous reviewers for valuable comments and suggestions to improve the manuscript. Conflicts of Interest: The authors declare no conflict of interest.  ... 
doi:10.3390/rs12030432 fatcat:gltpw7fcfzavpdgex4fnslsjum

Improved Topographic Normalization for Landsat TM Images by Introducing the MODIS Surface BRDF

Yanli Zhang, Xin Li, Jianguang Wen, Qinhuo Liu, Guangjian Yan
2015 Remote Sensing  
BRDF model (Ambrals algorithm) and MODIS BRDF/albedo kernel coefficient products.  ...  In rugged terrain, the accuracy of surface reflectance estimations is compromised by atmospheric and topographic effects.  ...  Acknowledgments The work was supported by the NSFC project-(Grant No.91225302), the Chinese Academy of Sciences Action Plan for West Development Program Project (Grant No.  ... 
doi:10.3390/rs70606558 fatcat:f4eltgutjbdfjog5gb27673vyq

An Improved Physics-Based Model for Topographic Correction of Landsat TM Images

Ainong Li, Qingfang Wang, Jinhu Bian, Guangbin Lei
2015 Remote Sensing  
Firstly, rugged terrain re-distributes the solar irradiance received by the terrestrial surfaces.  ...  Therefore, topographic correction, aiming at elimination or at least reduction of terrain effect, is a necessity before the imagery of mountainous areas is used in quantitative analysis.  ...  Qingfang Wang performed the data generation, data validation analysis, results interpretation, and drafted the preliminary version of this paper.  ... 
doi:10.3390/rs70506296 fatcat:qve7akwrkjazxjs4lmp52ol44q

Revisiting the Performance of the Kernel-Driven BRDF Model Using Filtered High-Quality POLDER Observations

Hanliang Li, Kai Yan, Si Gao, Wanjuan Song, Xihan Mu
2022 Forests  
BRDF database to evaluate the fitting ability of the kernel-driven model represented by the RossThick-LiSparseR (RTLSR) kernels in this paper.  ...  A recently released high-quality BRDF database from Polarization and Directionality of the Earth's Reflectances (POLDER) provides an opportunity to revisit the performance of the kernel-driven models.  ...  [22] developed a topographic kernel-driven (Topo-KD) algorithm, which can choose whether to invoke a modified kernel-driven model that can take into account terrain effects, depending on the ruggedness  ... 
doi:10.3390/f13030435 doaj:739c55708ea3403194fc0c5b28923b1a fatcat:upckogudrzbhtkxluhooctgdvu

Global retrieval of bidirectional reflectance and albedo over land from EOS MODIS and MISR data: Theory and algorithm

W. Wanner, A. H. Strahler, B. Hu, P. Lewis, J.-P. Muller, X. Li, C. L. Barker Schaaf, M. J. Barnsley
1997 Journal of Geophysical Research  
The product will be derived using the kernel-driven semiempirical Ambrals BRDF model, utilizing five variants of kernel functions characterizing isotropic, volume and surface scattering.  ...  The BRDF and the albedo of each pixel of the land surface will be modeled at a spatial resolution of one kilometer and once every 16 days in seven spectral bands spanning the visible and the near-infrared  ...  The noise sensitivity study was carried out by taking advantage of the linear mathematical properties of kernel-driven models that allow an analytical analysis following methods developed by Gauss [ Whz'ttaker  ... 
doi:10.1029/96jd03295 fatcat:hsdcehqpkrh7jlka3qivk3qpuy

A Multi-Scale Validation Strategy for Albedo Products over Rugged Terrain and Preliminary Application in Heihe River Basin, China

Xingwen Lin, Jianguang Wen, Qinhuo Liu, Qing Xiao, Dongqin You, Shengbiao Wu, Dalei Hao, Xiaodan Wu
2018 Remote Sensing  
Results showed that the MRT-based model was effective and suitable for conducting the validation of MODIS albedo products over rugged terrain.  ...  The uncertainty distribution analysis showed that the largest scaling uncertainty was at the pixels over rugged terrain and its uncertainty of MODIS was as high as 0.07, when neglecting the scale effects  ...  Acknowledgments: This work was jointly supported by the Chinese Natural Science Foundation Project  ... 
doi:10.3390/rs10020156 fatcat:g37463plxbbhflxdf25lrsmnma

An End-to-End Hyperspectral Scene Simulator with Alternate Adjacency Effect Models and Its Comparison with CameoSim

Usman A. Zahidi, Peter W. T. Yuen, Jonathan Piper, Peter S. Godfree
2019 Remote Sensing  
We also report that the results of CameoSim have a many-fold higher error for the same scene when the flat surface terrain is replaced with a Digital Elevation Model (DEM) based rugged one.  ...  We perform a tri-modal validation of simulators on a real hyperspectral scene by varying atmospheric condition, terrain surface models and proposed variants of adjacency models.  ...  Conflicts of Interest: The authors declare no conflict of interest.  ... 
doi:10.3390/rs12010074 fatcat:osb2cdz5czgbtasrfhwzkujzi4

The importance of surface reflectance anisotropy for cloud and NO2 retrievals from GOME-2 and OMI

Alba Lorente, K. Folkert Boersma, Piet Stammes, L. Gijsbert Tilstra, Andreas Richter, Huan Yu, Said Kharbouche, Jan-Peter Muller
2018 Atmospheric Measurement Techniques Discussions  
Here we show that cloud fractions retrieved from GOME-2A and OMI with the FRESCO and OMCLDO2 algorithms have an East-West bias of 10 % to 50 % over rugged terrain, and that this bias  ...  By replacing the assumption of isotropic surface reflection in the cloud retrievals over vegetated scenes with scattering kernels and corresponding BRDF parameters from a daily, high-resolution database  ...  We acknowledge the free use of the GOME-2 data provided by EUMETSAT.  ... 
doi:10.5194/amt-2018-32 fatcat:bcm4rhpc2ra2ppnusfrioxyk5i

Extending the GOSAILT Model to Simulate Sparse Woodland Bi-Directional Reflectance with Soil Reflectance Anisotropy Consideration

Juan Cheng, Jianguang Wen, Qing Xiao, Shengbiao Wu, Dalei Hao, Qinhuo Liu
2022 Remote Sensing  
transfer (RT) processes over rugged terrain.  ...  However, woodland canopy bidirectional reflectance distribution function (BRDF) models considering soil anisotropy are far from universal, especially for the BRDF models of mountain forest.  ...  Finally, we are also grateful for the careful review and valuable comments provided by the anonymous reviewers. Conflicts of Interest: The authors declare no conflict of interest.  ... 
doi:10.3390/rs14041001 fatcat:zn2bfm5nlveznpv3wfxqbpi7yq

Overcoming the Challenges Associated with Image-based Mapping of Small Bodies in Preparation for the OSIRIS-REx Mission to (101955) Bennu [article]

D. N. DellaGiustina, C. A. Bennett, K. Becker, D. R Golish, L. Le Corre, D. A. Cook, K. L. Edmundson, M. Chojnacki, S. S. Sutton, M. P. Milazzo, B. Carcich, M. C. Nolan (+28 others)
2018 arXiv   pre-print
We emphasize the importance of using 3D shape models and the ability to work in body-fixed rectangular coordinates when dealing with planetary surfaces that cannot be uniquely addressed by body-fixed latitude  ...  The most important decision ahead of the OSIRIS-REx team is the selection of a prime sample-site on the surface of asteroid (101955) Bennu.  ...  Dante Lauretta of the University of Arizona, Tucson, is the principal investigator, and the University of Arizona also leads the science team and the mission's science observation planning and data processing  ... 
arXiv:1810.10080v1 fatcat:nbgdzrmnsza33fdy7bbjpwe7uq

Regional mapping of spekboom canopy cover using very high resolution aerial imagery

Dugal Harris, Jan Vlok, Adriaan van Niekerk
2018 Journal of Applied Remote Sensing  
In the context of thicket restoration, a viable method for regional mapping of spekboom canopy cover was demonstrated, providing a valuable foundation for future expansion of maps to the rest of the thicket  ...  Moreover, it is not necessary to have detailed knowledge of atmospheric conditions at the time of capture. An experiment was conducted to establish the efficacy and accuracy of the technique.  ...  This is confounded in the subtropical biome by rugged terrain, dense vegetation and complex growth forms (Powell 2009 ).  ... 
doi:10.1117/1.jrs.12.046022 fatcat:zy5b5vazuzb3xezt2izq7s37wi

Potential and Challenges of Harmonizing 40 Years of AVHRR Data: The TIMELINE Experience

Stefan Dech, Stefanie Holzwarth, Sarah Asam, Thorsten Andresen, Martin Bachmann, Martin Boettcher, Andreas Dietz, Christina Eisfelder, Corinne Frey, Gerhard Gesell, Ursula Gessner, Andreas Hirner (+17 others)
2021 Remote Sensing  
The generation of European-wide time series as a basis for the derivation of a multitude of parameters is therefore an extremely challenging task, the details of which are presented in this paper.  ...  Earth Observation satellite data allows for the monitoring of the surface of our planet at predefined intervals covering large areas.  ...  Conflicts of Interest: The authors declare no conflict of interest. Remote Sens. 2021, 13, 3618  ... 
doi:10.3390/rs13183618 fatcat:lynncr3n75gjhia5vzvlotxgeu

Artificial nightlight alters the predator–prey dynamics of an apex carnivore

Mark A. Ditmer, David C. Stoner, Clinton D. Francis, Jesse R. Barber, James D. Forester, David M. Choate, Kirsten E. Ironside, Kathleen M. Longshore, Kent R. Hersey, Randy T. Larsen, Brock R. McMillan, Daniel D. Olson (+5 others)
2020 Ecography  
Light had the greatest effect of all covariates on where cougars killed deer at the wildland-urban interface.  ...  Light pollution has the potential to amplify land-use change, and as such, answering the question of how this sensory stimulant affects behavior and habitat use of species valued for their ecological roles  ...  Acknowledgements -We thank the following individuals for data contributions, fieldwork and administrative assistance: C.  ... 
doi:10.1111/ecog.05251 fatcat:ck662oxeprglrkabt7qjot54sq

A review of earth surface thermal radiation directionality observing and modeling: Historical development, current status and perspectives

Biao Cao, Qinhuo Liu, Yongming Du, Jean-Louis Roujean, Jean-Philippe Gastellu-Etchegorry, Isabel F. Trigo, Wenfeng Zhan, Yunyue Yu, Jie Cheng, Frédéric Jacob, Jean-Pierre Lagouarde, Zunjian Bian (+3 others)
2019 Remote Sensing of Environment  
Initiatives for pushing the analysis of TIR data through modeling have been lasted since 1970s.  ...  Accordingly, the TRD model development, including radiative transfer models, geometric models, hybrid models, 3D models, and parametric models are reviewed for surfaces of water, ice and sea, snow, barren  ...  Yan et al. (2016) proposed a longwave topographic radiation model considering all possible radiation-affecting factors over rugged terrain, including terrain obstruction, shadows, sky shielding by surrounding  ... 
doi:10.1016/j.rse.2019.111304 fatcat:i2k7gccoyjhqbjculfcm5u75ca
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