Zobrazeno 1 - 10
of 54
pro vyhledávání: '"C.C. Schmullius"'
Publikováno v:
The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, Vol XLIII-B3-2021, Pp 127-134 (2021)
In this study, a dense Copernicus Sentinel-1 time series is analyzed to gain a better understanding of the influence of undergrowth vegetation, in particular of eagle fern (Pteridium aquilinum), on the C-band SAR signal in a temperate forest in the F
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::433db5592caf405ccfb3150773ac38e7
https://www.int-arch-photogramm-remote-sens-spatial-inf-sci.net/XLIII-B3-2021/127/2021/isprs-archives-XLIII-B3-2021-127-2021.pdf
https://www.int-arch-photogramm-remote-sens-spatial-inf-sci.net/XLIII-B3-2021/127/2021/isprs-archives-XLIII-B3-2021-127-2021.pdf
Radar-Crop-Monitor - Spatial Mapping Agricultural Conditions with Sentinel-1 Time Series - an Update
Autor:
M. Folsch, Nesrin Salepci, C.C. Schmullius, F. Scheible, Marcel Urban, L. Arslanova, Felix Cremer
Publikováno v:
IGARSS
This study explores the potential of Sentinel-1 time series for crop monitoring. In this study an attempt was made to use Copernicus Sentinel-1 time-series (backscatter & coherence) to map differences in crop development (growth) within fields, to de
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::8e675ef164136b07488f52219f252e37
https://doi.org/10.1109/igarss47720.2021.9553938
https://doi.org/10.1109/igarss47720.2021.9553938
Autor:
Ursula Gessner, M. M. Mueller, Buster Mogonong, Marcel Urban, Hilma Sevelia Nghiyalwa, C.C. Schmullius, G. Feig, Theunis Morgenthal, Kai Heckel, Andreas Hirner, Jussi Baade, Abel Ramoelo, J. Ziemer
Publikováno v:
IGARSS
The project “South African Land Degradation Monitor” (SALDi) contributes to the German-South African Programme “Science Partnerships for the Adaptation to Complex Earth System Processes in the Region of Southern Africa” (SPACES) by addressing
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::4a66cc7e6fc3cd43e5e4f1bbd28644e0
https://doi.org/10.1109/igarss47720.2021.9553331
https://doi.org/10.1109/igarss47720.2021.9553331
Autor:
Marcel Urban, Christian Berger, Christian Thiel, Izak P.J. Smit, Corli Wigley-Coetsee, H. Lux, Jussi Baade, C.C. Schmullius
Publikováno v:
IGARSS
This study explores the potential of Landsat-8 and Sentinel-2 imagery for annual grass biomass mapping in savannas. To this end, three wet season image mosaics based on Landsat-8 and Sentinel-2 were created for 2016, 2017 and 2018 over Kruger Nationa
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::7d03cc2fa003d5a752e51aa01c54a656
https://elib.dlr.de/139902/
https://elib.dlr.de/139902/
Autor:
Jussi Baade, Andreas Kaiser, Christian Berger, K. Ndyamboti, Christian Thiel, C.C. Schmullius, Marcel Urban, J. du Toit
Publikováno v:
IGARSS
In this paper, we propose a methodology for upscaling fractional vegetation cover (FVC) estimates derived from unmanned aerial vehicles (UAVs) to a larger area using freely available Sentinel-1/2 and Landsat-8 satellite data in the semi-arid Nama-Kar
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::1c2bbab2c0e276dd677fcbbf80192bf2
https://doi.org/10.1109/igarss39084.2020.9323460
https://doi.org/10.1109/igarss39084.2020.9323460
Autor:
M. Folsch, Nesrin Salepci, C.C. Schmullius, Marcel Urban, L. Arslanova, F. Scheibler, Carsten Pathe
Publikováno v:
IGARSS
This study explores the potential of Sentinel-1 time series to map field heterogeneities as an additional information into optical vegetation index products into operational farming practices. The presentation explains the data processing strategies
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::edce8a77abcb51b893d2e52d8fc44272
https://doi.org/10.1109/igarss39084.2020.9324643
https://doi.org/10.1109/igarss39084.2020.9324643
Autor:
Tercia Strydom, Marcel Urban, I. Smit, C.C. Schmullius, Christian Berger, Andiswa Mlisa, B. Melly, Nosiseko Mashiyi, Konstantin Schellenberg, Ursula Gessner, Andreas Hirner, George Chirima, Mahlatse Kganyago, Jussi Baade, Abel Ramoelo, Theunis Morgenthal
Publikováno v:
IGARSS
The overarching goal of SALDi (South African Land Degradation MonItor) is to implement novel, adaptive, and sustainable tools for assessing land degradation in multi-use landscapes in South Africa. This presentation demonstrates results from hyper-te
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::a8269e5a157088cd15c921c73c591c1f
https://doi.org/10.1109/igarss39084.2020.9323612
https://doi.org/10.1109/igarss39084.2020.9323612
Autor:
Sten Nilsson, Ian McCallum, Christian Rödenbeck, Philippe Peylin, Shaun Quegan, C.C. Schmullius, Anatoly Shvidenko, Christian Beer, Wolfgang Lucht, Itsuki C. Handoh
Publikováno v:
Global Change Biology. 17:351-365
Northern Eurasia is the largest terrestrial reservoir of carbon, and its dynamics and interactions with climate are globally significant. We present five independent estimates of the contemporary carbon balance of central Siberia using three differen
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::15409835fec261e515fdaf82083cb80e
https://doi.org/10.1111/j.1365-2486.2010.02275.x
https://doi.org/10.1111/j.1365-2486.2010.02275.x
Publikováno v:
IEEE Transactions on Geoscience and Remote Sensing. 47:3993-4000
Focusing on Siberia, the feasibility of using Advanced Land Observing Satellite Phased Arrayed L-band Synthetic Aperture Radar (PALSAR) summer-intensity and winter-coherence images for large-area forest monitoring was investigated. Fine beam dual hor
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::55dab2057f9c2c7a38513dd312ff7a3f
https://doi.org/10.1109/tgrs.2009.2021469
https://doi.org/10.1109/tgrs.2009.2021469
Publikováno v:
Forestry. 79:589-597
Summary This paper assesses the feasibility of forest cover mapping and the delineation of deforestation using Japanese Earth Resource Satellite (JERS)-1 Synthetic Aperture Radar (SAR) data. The assessment was carried out at fi ve test sites in Germa
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::0a8e70c902ed7fecd670fd7e657a9bc4
https://doi.org/10.1093/forestry/cpl036
https://doi.org/10.1093/forestry/cpl036