Earth Observation and Modelling

Conference proceedings

Kuhwald, K.; Gausepohl, F.; Schneider von Deimling, J.; Oppelt, N. (2019)
Assessing the influence of atmospheric correction algorithms on water depths retrieval - a case study in Baltic seagrass ecosystems using Sentinel-2. Living Planet 2019, Mailand (I), May 13-19. 

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Wagner, M.; Taravat, A.; Oppelt, N. (2019)
Machine learning for automatic grassland monitoring using SAR and weather data. Living Planet 2019, Mailand (I), May 13-19. 

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Wagner, M.; Taravat, A.; Oppelt, N. (2019)
Merging agrometeorological and spectral indices for winter wheat yield estimation. Living Planet 2019, Mailand (I), May 13-19. 

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Tsai, Y.-L.; Dietz, A.; Kuenzer, C.; Oppelt, N. (2019)
Assessment of alpine snow cover using Sentinel 1 SAR data. Living Planet 2019, Mailand (I), May 13-19. 

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Fritz, C.; Kuhwald, K.; Schneider, T.; Geist, J.; Oppelt, N. (2019)
Mapping the Spatio-temporal development of submerged aquatic vegetation at Lake Starnberg (Germany) by a Sentinel-2 time series. Living Planet 2019, Mailand (I), May 13-19. 

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Tsai, Y.-L.; Dietz, A.; Oppelt, N. Kuenzer, C. (2019)
Snow Cover Extent Mapping Based on Dual-polarimetric Sentinel-1 SAR Data. EGU General Assembly 2019, Vienna (A), April 7-12.

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König, M. Oppelt, N. (2019)
A drift correction for remote sensing imagery in the Arctic sea ice. MOSAiC Science Workshop, Potsdam (G), March 11-15.

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Da Ponte Canova, E.; Huth, E.; Fleckenstein, M.; Oppelt, N.; Kuenzer, C. (2018)
Forest Cover loss in Paraguay: Earth Observation Analysis for Deforestation Policies. EARSeL Symposium 2018,  July 9-12, Chania (Gr).

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Dörnhöfer, K.; Fritz, C.; Schneider, T.; Oppelt, N. (2018)
Nutzung des RapidEye-Science Archivs zum Erfassen von Unterwasservegetation. Symposium Neue Perspektiven der Erdbeobschtung, Cologne June 25-28.(D).

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Riedel, S.; Gege, P.; Oppelt, N. (2018)
Development of a concept for correcting artifacts in sunglint originating from the Sentinel 2 acquisition mode. ESAs Water Mapping Conference, March 27-28 2018, Frascati (I). 

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Dörnhöfer, K.; Oppelt, N. (2018)
From simulations to reality, Sentinel-2A for retrieving water constituents and benthos in lakes. ESAs Water Mapping Conference, March 27-28 2018, Frascati (I).

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König, M.; Oppelt, N. (2018)
New perspectives for Sentinel-2 to support Arctic research. ESAs Water Mapping Conference, March 27-28 2018, Frascati (I).

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Wagner, M.; Taravat, A.; Oppelt, N. (2018)
Suitability Comparison of Crop Yield Models for Remote Sensing Integration. Poster presentation at the Precision Farming Workshop, March 8-10, 2018, Cologne (D). 

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Taravat, A.; Wagner, M.; Oppelt, N. (2018)
Smart Grassland Cutting Date Detection by Using Sentinel-1 imagery and Artificial Neural Networks. Poster presentation at the Precision Farming Workshop, March 8-10, 2018, Cologne (D).

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Riedel, S.; Janas, J.; Gege, P.; Oppelt, N. (2017)
Deriving Aerosol Parameters from in-situ Spectrometer Measurements for Validation of Remote Sensing Products. SPIE Remote Sensing, September 11-14 2017, Warsaw (Pl).

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Da Ponte, E.; Fleckenstein, M.; Parker, A.; Oppelt, N.; Kuenzer, C. (2017):
Forest cover dynamics in the Atlantic forest of Paraguay; combining remote sensing and household level data. 37th Int. Symp. on Remote Sensing Environ  EARSeL 2017, May 8-12 2017, Tshwane (South Africa).

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Da Ponte, E.; Fleckenstein, M.; Crodas, O.; Roch, M.; Oppelt, N.; Kuenzer, C. (2016):
Forest Cover Loss in Paraguay and Ecosystem Services Approaches: an Upper Parana Forest Study Case.  EARSeL Symposium 2016, June 20-24, Bonn.

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Eder, E.; Dörnhöfer, K.; Gege, P.; Schenk, K.; Oppelt, N.; Gruber, N. (2016):
Analysis of mineral-rich suspended matter in glacial lakes using simulations and satellite data. Proc. of the ESA Living Planet Symposium, SP-740, May 9-13 2016, Prag (CZ).

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Dörnhöfer, K.; Gege, P.; Pflug, B.; Oppelt, N. (2016):
Mapping indicators of lake ecology at Lake Starnberg, Germany - First results of Sentinel-2A. Proc. of the ESA Living Planet Symposium, SP-740, May 9-13 2016, Prag (CZ).

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Riedel, S.; Gege, P.; Pflug, B.; Oppelt, N. (2016):
Comparison and evaluation of reflectance spectra and atmospheric parameters derived from HySpex, Sentinel 2A and in situ data of beautiful Bavarian lakes. Proc. of the ESA Living Planet Symposium, SP-740, May 9-13 2016, Prag (CZ).

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Dörnhöfer, K.; Liekefett, M.; Fritz, C.; Oppelt, N. (2015)
Mapping benthos, bathymetry and water constituents of inland waters using Landsat 8 - a case study at Lake Kummerow near Rostock. Proc. Deutscher Kongress für Luft- und Raumfahrt, September 22-24 2015, Rostock (GER), urn:nbn:de:101:1-201511134344.

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König, M.; Uhl, F.; Oppelt; N. (2015)
Kelpdetektion mit optischen Satellitendaten – eine Anwendungsroutine unter Verwendung des tiefblauen Kanals der Plattform Landsat 8. Proc. Deutscher Kongress für Luft- und Raumfahrt, September 22-24 2015, Rostock (GER), urn:nbn:de:101:1-201510192286.

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Taravat, A.; Peronaci, S.; Sist, M.; Del Frate, F.; Oppelt, N (2015)
The combination of band rationing techniques and neural networks algorithms for MSG SEVIRI and Landsat ETM+ cloud masking. Geoscience and Remote Sensing Symposium (IGARSS), July 26-31 2015, Milan (I), 2015 IEEE International: 2315-2318, doi:10.1109/IGARSS.2015.7326271.

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Dörnhöfer, K., Liekefett, M.; Fritz, C.; Oppelt, N. (2015)
Mapping fresh water macrophytes and shallow water bathymetry - a case study with Landsat 8 and sneak preview of Sentinel-2. ESA Water Mapping Workshop, March 18-20 2015, Frascati (I).

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Dörnhöfer, K.; Oppelt, N. (2015)
Anwendung eines bio-optischen Models zur Erfassung von Makroalgen und Wassertiefen in Küstengewässern – ein Versuch mit simulierten EnMAP Daten. DGPF Tagungsband 24: 384-391.

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Oppelt, N.; Doernhoefer, K., Uhl, F. (2015)
Bio-optical modelling to monitor submerged coastal vegetation. Proceedings of the Symposium on Recent Advances in Quantitative Remote Sensing (RAQRS), September 22-26 2014, Valencia (ESP), pp. 121-126.

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Oppelt, N. (2014)
Remote sensing of plant pigments in coastal aquatic systems. Proceedings Workshop "UAV based Remote Sensing Methods for Vegetation Monitoring, September 9-10 2013, Cologne (GER), Geographisches Institut der Universität zu Köln - Kölner Geographische Arbeiten, Cologne (GER): 115-123.

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Dörnhöfer, K.; Oppelt, N. (2014)
Mapping benthic substrate coverage and bathymetry using bio-optical modelling – an EnMAP case study in the coastal waters of Helgoland. 6th Workshop on hyperspectral Image and Signal processing, June 24-27 2014, Lausanne (SUI), DOI: 10.1109/WHISPERS.2014.8077486.

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Oppelt, N.; Rathjens, H.; Dörnhöfer, K. (2014)
A contextual, statistical approach to improve land use / land cover time series of agricultural areas. Proceedings of Sentinel-2 ESA Science Workshop, May 20-22 2014, Frascati (ITA), ESA Special Publications SP-726 (CD-ROM).

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Leinenkugel, P.; Kuenzer, C.; Oppelt, N.; Dech, S. (2013)
A phenological land cover map for the Mekong Basin on the basis of multi-temporal and multispectral satellite data from the MODIS sensor. Proceedings of the 35th Int. Symp. on Remote Sensing of Environment, April 22-26 2013, Berlin (D).

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Rathjens, H.; Oppelt, N.; Bosch, D.D.; Arnold, J.; Volk, M. (2013)
Development of a grid-based version of the SWAT landscape model. Proceedings of the 2013 Int. SWAT Conference, July 17-19 2013, Toulouse (FRA),  http://swat.tamu.edu/media/87819/2013-SWAT-Conference-Proceedings.pdf.

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Leinenkugel, P.; Kuenzer, C.; Oppelt, N.; Dech, S. (2013)
Characterisation of land surface phenology and land cover for the Mekong Basin based on moderate resolution satellite data. Proc. of WISDOM Phd Scientific Seminar.

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Uhl, F.; Oppelt, N.; Bartsch, I. (2013)
Mapping marine macroalgae in case 2 waters using CHRIS PROBA. Proceedings ESA Living Planet Symposium, September 9-13 2013, Edinburgh (UK), ESA Special Proceedings SP-722 (CD-ROM).

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Uhl, F.; Oppelt, N.; Bartsch, I. (2013)
Einfaches Verfahren zur Bestimmung von marinen Algengemeinschaften mit Hilfe von hyperspektraler Fernerkundung. Geoinformationen für die Küstenzone. Beiträge des 4. Hamburger Symposiums zur Küstenzone, October 24-26 2012, Hamburg (GER), Band 4, pp. 233-245.

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Vo, T.; Kuenzer, C.; Minh, Q.; Oppelt, N. (2012)
Mangrove Ecosystem Services in the Mekong Delta: Combining Socio-Economic Household Surveying with Remote Sensing based Analyses Topics: Ecosystem services: its Epistemology and Relation to Geography. International Geographical Congress, August 26-30 2012, Cologne (GER).

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Oppelt, N.; Rathjens, H.; Dörnhöfer, K. (2012)
Integration of land cover data into the open source model SWAT. ESA Special Proceedings of the Sentinel Preparatory Symposium, April 23-27 2012, Frascati (ITA), ESA Special Publications SP707 (CD-ROM).

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Geisler, T.; Oppelt, T.; Heege, T. (2012)
Accuracy variation of a water column correction approach based on bio-physical parameters for case 2 waters. SPIE Proceedings 8532, 85320H (SPIE Remote Sens.), September 23-27 2012, Edinburgh (UK), RD-ROM, dx.doi.org/10.1117/12.973735.

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Oppelt, N.; Schulze, F.; Bartsch, I. (2012)
Hyperspectral derivatives analysis for intertidal habitat mapping. SPIE Proceedings 8532, 85320D (SPIE Eur. Remote Sens.), September 23-27 2012, Edinburgh (UK), CD-ROM, dx.doi.org/10.1117/12.965299.

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Rathjens, H.; Oppelt, N. (2011)
Upgrading the grid-based Discretization Scheme in SWAT. Proceedings of the 2011 Int. SWAT Conference, June 15-17 2011, Toledo (ESP), pp. 387-397.

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Geisler, T.; Oppelt, N. (2010)
Chances and difficulties of water quality ascertainment using hyperspectral remote sensing. Aquatic Ecosystems under Global Change (EcoChange) Conference, September 8–13 2010, Kiel (GER).

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Oppelt, N. (2010)
The use of Chris/Proba data to assist wheat growth modelling. ESA Living Planet Symposium, June 28 - July 2 2010, Bergen (NOR). ESA Special Publication SP-686 (CD-ROM).

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Oppelt, N. (2009)
Wheat growth modelling by a combination of a biophysical model approach and hyperspectral remote sensing data. SPIE Proceedings 7472, 74721B (SPIE Eur. Remote Sens.), August 31 - September 3 2009, Berlin (GER), dx.doi.org/10.1117/12.830322.

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Scheiber, R.; Hajnsek, I.; Horn, R.; Oppelt, N.; Mauser, W.; Ben Baccar, B.; Bianchi, R. (2007)
AquiferEx: Results of the Optical and Radar Airborne Campaign in Tunisia. Proceedings of the POLinSar Workshop, January 22-24 2007, Frascati (ITA), ESA publication SP-644 (CD-ROM).

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Schneider, T.; Schofer, J.; Oppelt, N.; Dorigo, W.; Vreeling, W.; Gege, P. (2007)
GonioExp06 - a field goniometer intercomparison campaign, in support of physical model inversion and upscaling methods for hyperspectral, multidirectional RS data. Proceedings of the ESA ENVISAT Symposium 2007, April 23-27 2007, Montreux (SUI), CD-Rom ESA Publication SP-636.

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Schopfer, J.; Huber, S.; Odermatt, D.; Schneider, T.; Oppelt, N.; Dorigo, W.; Koetz, B.; Kneubuehler, M.; Itten, K. (2007)
Towards a Comparison of Spaceborne and Ground-based Spectrodirectional Reflectance Data. Proceedings of the ESA ENVISAT Symposium 2007, April 23-27 2007, Montreux (SUI), CD-Rom ESA Publication SP-636.

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Oppelt, N.; Mauser, W. (2007)
Characterization of sun and shade chlorophyll in wheat using angular CHRIS/Proba data. Proceedings of the Envisat Symposium, April 23-27 2007, Montreux (SUI), CD-Rom ESA Publication SP-636.

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Nieke, J.; Odermatt,D.; Itten, K.I.; Mauser, W.; Oppelt,N.; Ruhtz, T.; Preusker, R.; Fischer, J.; Vohland, J.; Hill, J.; Kaufmann, H.; Heege, T.; Meuleman, S.; Holzwarth, S.; Müller, A.; Puigdefabregas, J.; Vallejo, R.; Morales, J.; Ziereis, H. (2007)
EO-HALO, an Earth-Observation Mission for Regional Studies in Europe. Proceedings of 5th EARSeL Workshop on imaging Spectroscopy, April 23-25 2007, Bruges (BEL)

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Hank, T; Oppelt, N.; Mauser W. (2006)
Simulation of a winter wheat site using the physically based SVAT model WHNSIM. Proceedings of the 8th International Conference on Precision Agriculture, July 23-26 2006, Minneapolis (USA).

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Oppelt, N.; Hank, T.; Mauser, W. (2006)
Potential of the tractor mounted hyperspectral system GVIS for the monitoring of winter wheat - a field study in 2004. Proceedings of the 8th International Conference on Precision Agriculture, July 23-26 2006, Minnesota (USA).

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Oppelt, N.; Mauser, W. (2006)
Use of multi-angular CHRIS data for analysis of the vertical structure of biophysical variables. Proceedings of 4th CHRIS/Proba Workshop, September 19-21 2006, Frascati (ITA), ESA/ESRIN EWSA Publication.

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Scheiber, R.; Oppelt, N.; Horn, R.; Hajnsek, I.; Ben Khadhra, K.; Keller, M.; Wegscheider, S.; Mauser, W.; Bianchi, R. (2006)
AquiferEx Optical and Radar Campaign: Objectives and First Results. Proceedings of 6th European Conference on Synthetic Aperture Radar, May 16-18 2006, Dresden (GER), published on CD-Rom, ISBN 3-8007-2960-1.

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Klotz, P.; Oppelt, N.; Bach H.; Mauser, W. (2004)
GVIS - Ground-operated Visible /near-Infrared imaging Spectrometer. Proceedings of the Workshop "Precision Farming", DFG-Forscher-gruppe IKB-Dürnast, June 2-3 2004, Weihenstephan (GER).

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Oppelt, N.; Mauser. W.; Efinger R.; Klotz P. (2004)
Core site Gilching (Germany) - PI activities in 2003 and aims for 2004. Proceedings of the Second Workshop "Chris/Proba", April 28-30 2004, Frascati (ITA), published on CD-Rom, ISBN 92-9092-889-1.

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Mauser, W.; Oppelt, N.; Schmidt, T.; Efinger, R. (2003)
AVIS - A High Quality Imaging Spectrometer for Cost Efficient Use in Scientific and Commercial Applications. Proceedings of the 3rd International EARSeL Workshop on Imaging Spectroscopy, May 13-16 2003, Herrsching (GER), published on CD-Rom, ISBN 2-908885-56-5.

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Oppelt, N.; Mauser, W. (2003)
Biophysical Parameters from High Resolution Hyperspectral Data. Proceedings of the 2nd SPECTRA Workshop, October 28-30 2003, Noordwijk (NED), CD-Rom publication, ISBN 92-9092-737-2.

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Oppelt, N.; Mauser, W. (2003)
An Integral Approach as a Tool to Derive the Pigment Content of Agricultural Plants. Proceedings of the 3rd International EARSeL Workshop on Imaging Spectroscopy, May 3-6 2003, Herrsching (GER), CD-Rom publication, ISBN 2-908885-56-5.

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Oppelt, N.; Mauser, W. (2002)
Hyperspectral Remote Sensing for the Monitoring of Plant Parameters of Maize (Zea Mays). Proceedings of the 9th International Symposium on Remote Sensing (Remote Sensing for Agriculture, Ecosystems and Hydrology IV), September 23-27 2002, Crete (GRE), Vol. 4879, pp. 13-24.

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Oppelt, N.; Mauser, W. (2002)
Hyperspectral Monitoring of Physiological Parameters of Wheat during a Vegetation Period Using AVIS Data. Proceedings of the 1st International Symposium on Recent Advances in Quantitative Remote Sensing, September 16-20 2002, Torrent (ESP), pp. 84-92.

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Mauser, W.; Oppelt, N. (2001)
AVIS - a new sensor for environmental monitoring. Proceedings of the International Workshop on spectroscopy application in precision farming IWSAPF, January 16-18 2001, Weihenstephan (GER), pp.41-44.

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Oppelt, N.; Mauser, W. (2001)
The Chlorophyll Content of Maize (Zea Mays) derived with the Airborne Imaging Spectrometer AVIS. Proceedings of ISPRS 8th International Symposium "Physical Measurements and Signatures in Remote Sensing", January 8-12 2001, Aussoir (FRA), pp. 407-412.

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Oppelt, N.; Mauser, W. (2001)
Derivation of Chlorophyll Content of Maize with the Airborne Imaging Spectrometer AVIS. Proceedings of "International Workshop on Spectroscopy Application in Precision Farming IWSAPF", January 16-18 2001, Weihenstephan (GER), pp. 52-55.

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Mauser, W.; Oppelt, N. (2000)
AVIS - ein neuer Sensor für Umweltmonitoring und Precision Farming. Berichte der Gesellschaft für Informatik in der Land- und Forstwirtschaft. Referate der 21. GIL-Jahrestagung. Proceedings 21. GIL-Jahrestagung, September 6-8 2000, Weihenstephan (GER), Band 13, pp. 274-277.

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Oppelt, N.; Schneider, K.; Mauser, W. (1998)
Mesoscale soil moisture patterns derived from ERS data. Proceedings of SPIEs EUROPTO conference, September 21-25 1998, Barcelona (ESP), SPIE Proceedings Series, Vol. 3499, pp. 41-51.

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Schneider, K.; Oppelt, N. (1998)
The determination of mesoscale soil moisture patterns with ERS data. Proceedings of the IEEE Geoscience and Remote Sensing Symposium, July 6-10 1998, Seattle (USA), Vol. IV, pp. 1831-1833.