Christopher Conrad

44 papers C 6Journal 29Unranked 9
YearRankTypeTitle / Venue / Authors
2024 — conf
A multi-talented datacube: integrating, processing and presenting big geodata for the agricultural end user.
GIL
Christoph Friedrich, Johannes Löw, Insa Otte, Steven Hill, Sebastian Förtsch, Jakob Schwalb-Willmann, Ursula Gessner, Christoph Schierghofer, Sina C. Truckenbrodt, Eric Schonert, Thomas Piernicke, Denise Assmann, Christopher Conrad, Michael Thiel
2024 J jnl
An Advanced Path Planning and UAV Relay System: Enhancing Connectivity in Rural Environments.
Future Internet
Mostafa El Debeiki, Saba Al-Rubaye, Adolfo Perrusquía, Christopher Conrad, Juan Alejandro Flores Campos
2024 C conf
Communication Network Architecture with 6G Capabilities for Urban Air Mobility.
ICCE
Saba Al-Rubaye, Christopher Conrad, Antonios Tsourdos
2024 J jnl
How Phenology Shapes Crop-Specific Sentinel-1 PolSAR Features and InSAR Coherence across Multiple Years and Orbits.
Remote. Sens.
Johannes Löw, Steven Hill, Insa Otte, Michael Thiel, Tobias Ullmann, Christopher Conrad
2024 — conf
Soil moisture simulations for a sustainable irrigation management.
GIL
Jan Lukas Wenzel, Christopher Conrad, Julia Pöhlitz
2022 J jnl
Digital In Situ Data Collection in Earth Observation, Monitoring and Agriculture - Progress towards Digital Agriculture.
Remote. Sens.
Mike Teucher, Detlef Thürkow, Philipp Alb, Christopher Conrad
2022 J jnl
Spatial Transferability of Random Forest Models for Crop Type Classification Using Sentinel-1 and Sentinel-2.
Remote. Sens.
Aiym Orynbaikyzy, Ursula Gessner, Christopher Conrad
2021 J jnl
A Comparison between Support Vector Machine and Water Cloud Model for Estimating Crop Leaf Area Index.
Remote. Sens.
Mehdi Hosseini, Heather McNairn, Scott W. Mitchell, Laura Dingle Robertson, Andrew A. Davidson, Nima Ahmadian, Avik Bhattacharya, Erik Borg, Christopher Conrad, Katarzyna Dabrowska-Zielinska, Diego de Abelleyra, Radoslaw Gurdak, Vineet Kumar, Nataliia Kussul, Dipankar Mandal, Y. S. Rao, Nicanor Saliendra, Andrii Shelestov, Daniel Spengler, Santiago R. Verón, Saeid Homayouni, Inbal Becker-Reshef
2021 — conf
AgriSens - DEMMIN 4.0.
GIL Jahrestagung
Daniel Spengler, Sarah Asam, Falk Böttcher, Erik Borg, Eike Stefan Dobers, Ursula Geßner, Katharina Harfenmeister, Christian Hüttich, Friederike Klan, Mike Teucher, Sina C. Truckenbrodt, Christopher Conrad
2021 J jnl
Evaluation of Sentinel-1 and Sentinel-2 Feature Sets for Delineating Agricultural Fields in Heterogeneous Landscapes.
IEEE Access
Gideon Okpoti Tetteh, Alexander Gocht, Stefan Erasmi, Marcel Schwieder, Christopher Conrad
2021 J jnl
The Impact of Phenological Developments on Interferometric and Polarimetric Crop Signatures Derived from Sentinel-1: Examples from the DEMMIN Study Site (Germany).
Remote. Sens.
Johannes Löw, Tobias Ullmann, Christopher Conrad
2020 J jnl
Crop Type Classification Using Fusion of Sentinel-1 and Sentinel-2 Data: Assessing the Impact of Feature Selection, Optical Data Availability, and Parcel Sizes on the Accuracies.
Remote. Sens.
Aiym Orynbaikyzy, Ursula Gessner, Benjamin Mack, Christopher Conrad
2020 J jnl
Modelling Crop Biomass from Synthetic Remote Sensing Time Series: Example for the DEMMIN Test Site, Germany.
Remote. Sens.
Maninder Singh Dhillon, Thorsten Dahms, Carina Kuebert-Flock, Erik Borg, Christopher Conrad, Tobias Ullmann
2020 J jnl
Optimal parameters for delineating agricultural parcels from satellite images based on supervised Bayesian optimization.
Comput. Electron. Agric.
Gideon Okpoti Tetteh, Alexander Gocht, Christopher Conrad
2020 J jnl
Unsupervised Parameterization for Optimal Segmentation of Agricultural Parcels from Satellite Images in Different Agricultural Landscapes.
Remote. Sens.
Gideon Okpoti Tetteh, Alexander Gocht, Marcel Schwieder, Stefan Erasmi, Christopher Conrad
2018 J jnl
Inverse Parametrization of a Regional Groundwater Flow Model with the Aid of Modelling and GIS: Test and Application of Different Approaches.
ISPRS Int. J. Geo Inf.
Muhammad Usman, Thomas Reimann, Rudolf Liedl, Azhar Abbas, Christopher Conrad, Shoaib Saleem
2017 J jnl
Assessing gaps in irrigated agricultural productivity through satellite earth observations - A case study of the Fergana Valley, Central Asia.
Int. J. Appl. Earth Obs. Geoinformation
Fabian Löw, Chandrashekhar M. Biradar, Elisabeth Fliemann, John P. A. Lamers, Christopher Conrad
2017 — conf
Classification of agricultural land use and derivation of biophysical parameter
using SAR and optical data.
GIL Jahrestagung
Patrick Knöfel, Thorsten Dahms, Erik Borg, Christopher Conrad
2017 C conf
Derivation of biophysical parameters from fused remote sensing data.
IGARSS
Thorsten Dahms, Christopher Conrad, Dinesh Kumar Babu, Marco Schmidt, Erik Borg
2017 C conf
Feature extraction and machine learning for the classification of active cropland in the Aral Sea Basin.
IGARSS
Dimo Dimov, Fabian Löw, Mirzahayot Ibrakhimov, Sarah Schönbrodt-Stitt, Christopher Conrad
2017 J jnl
Multiscale Remote Sensing to Map the Spatial Distribution and Extent of Cropland in the Sudanian Savanna of West Africa.
Remote. Sens.
Gerald Forkuor, Christopher Conrad, Michael Thiel, Benewinde J.-B. Zoungrana, Jérôme E. Tondoh
2017 J jnl
Optimising Phenological Metrics Extraction for Different Crop Types in Germany Using the Moderate Resolution Imaging Spectrometer (MODIS).
Remote. Sens.
Xingmei Xu, Christopher Conrad, Daniel Doktor
2017 C conf
SAR and optical time series for crop classification.
IGARSS
Dimo Dimov, Fabian Löw, Mirzahayot Ibrakhimov, Galina Stulina, Christopher Conrad
2016 J jnl
Analysis of Settlement Expansion and Urban Growth Modelling Using Geoinformation for Assessing Potential Impacts of Urbanization on Climate in Abuja City, Nigeria.
Remote. Sens.
Mahmoud Ibrahim Mahmoud, Alfred Duker, Christopher Conrad, Michael Thiel, Halilu Shaba Ahmad
2016 J jnl
Cropping Intensity in the Aral Sea Basin and Its Dependency from the Runoff Formation 2000-2012.
Remote. Sens.
Christopher Conrad, Sarah Schönbrodt-Stitt, Fabian Löw, Denis Sorokin, Heiko Paeth
2015 J jnl
Evaluating the sequential masking classification approach for improving crop discrimination in the Sudanian Savanna of West Africa.
Comput. Electron. Agric.
Gerald Forkuor, Christopher Conrad, Michael Thiel, Tobias Landmann, Boubacar Barry
2015 J jnl
Grassland habitat mapping by intra-annual time series analysis - Comparison of RapidEye and TerraSAR-X satellite data.
Int. J. Appl. Earth Obs. Geoinformation
Christian Schuster, Tobias Schmidt, Christopher Conrad, Birgit Kleinschmit, Michael Förster
2015 J jnl
Modelling the Gross Primary Productivity of West Africa with the Regional Biomass Model RBM+, using optimized 250 m MODIS FPAR and fractional vegetation cover information.
Int. J. Appl. Earth Obs. Geoinformation
Miriam Machwitz, Ursula Gessner, Christopher Conrad, Ulrike Falk, Jochen Richters, Stefan W. Dech
2015 J jnl
Multi-Temporal Landsat Images and Ancillary Data for Land Use/Cover Change (LULCC) Detection in the Southwest of Burkina Faso, West Africa.
Remote. Sens.
Benewinde J.-B. Zoungrana, Christopher Conrad, Leonard K. Amekudzi, Michael Thiel, Evariste Dapola Da, Gerald Forkuor, Fabian Löw
2014 J jnl
Identifying Changing Snow Cover Characteristics in Central Asia between 1986 and 2014 from Remote Sensing Data.
Remote. Sens.
Andreas J. Dietz, Christopher Conrad, Claudia Kuenzer, Gerhard Gesell, Stefan W. Dech
2014 J jnl
Integration of Optical and Synthetic Aperture Radar Imagery for Improving Crop Mapping in Northwestern Benin, West Africa.
Remote. Sens.
Gerald Forkuor, Christopher Conrad, Michael Thiel, Tobias Ullmann, Evence Zoungrana
2014 J jnl
Understanding Hydrological Repartitioning and Shifts in Drought Regimes in Central and South-West Asia Using MODIS Derived Perpendicular Drought Index and TRMM Data.
IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens.
Alireza Shahabfar, Abduwasit Ghulam, Christopher Conrad
2013 — conf
Land Surface Phenology from MODIS data in Germany.
MultiTemp
Carina Kübert, Christopher Conrad, Doris Klein, Stefan W. Dech
2013 — conf
Using Set Cover to Optimize a Large-Scale Low Latency Distributed Graph.
HotCloud
Rui Wang, Christopher Conrad, Sam Shah
2012 C conf
Agricultural land use mapping in the sudanian savanna of West Africa: Current status and future possibilities.
IGARSS
Gerald Forkuor, Tobias Landmann, Christopher Conrad, Stefan W. Dech
2012 J jnl
Reconstructing the Spatio-Temporal Development of Irrigation Systems in Uzbekistan Using Landsat Time Series.
Remote. Sens.
Jana Edlinger, Christopher Conrad, John P. A. Lamers, Gulchekhra Khasankhanova, Thomas Koellner
2011 J jnl
Stepwise Automated Pixel-Based Generation of Time Series Using Ranked Data Quality Indicators.
IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens.
René R. Colditz, Christopher Conrad, Stefan W. Dech
2010 J jnl
Per-Field Irrigated Crop Classification in Arid Central Asia Using SPOT and ASTER Data.
Remote. Sens.
Christopher Conrad, Sebastian Fritsch, Julian Zeidler, Gerd Rücker, Stefan W. Dech
2008 — conf
A Multi-Scale Approch for Retreiving Proportional Cover of Life Forms.
IGARSS (3)
Ursula Gessner, Christopher Conrad, Christian Hüttich, Manfred Keil, Michael Schmidt, Matthias Schramm, Stefan W. Dech
2008 — conf
Land Cover Analysis on Sub-Continental Scale: FAO LCCS Standard with 250 Meter MODIS Satellite Observations in West Africa.
IGARSS (5)
Miriam Machwitz, Tobias Landmann, Christopher Conrad, Anna Cord, Stefan W. Dech
2008 J jnl
TiSeG: A Flexible Software Tool for Time-Series Generation of MODIS Data Utilizing the Quality Assessment Science Data Set.
IEEE Trans. Geosci. Remote. Sens.
René R. Colditz, Christopher Conrad, Thilo Wehrmann, Michael Schmidt, Stefan W. Dech
2006 C conf
Generation and Assessment of MODIS Time Series using Quality Information.
IGARSS
René R. Colditz, Christopher Conrad, Thilo Wehrmann, Michael Schmidt, Stefan W. Dech
1998 J jnl
Preserving Topology by a Digitization Process.
J. Math. Imaging Vis.
Longin Jan Latecki, Christopher Conrad, Ari D. Gross
1995 — conf
Conditions that Guarantee a Digitization Process Preserves Topology.
DAGM-Symposium
Longin Jan Latecki, Christopher Conrad, Ari D. Gross