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2020 – today
- 2024
[c4]Christina Karakizi, Akpona Okujeni, Eleni Sofikiti, Vasileios Tsironis, Athina Psalta, Konstantinos Karantzalos, Patrick Hostert, Elias Symeonakis:
Mapping Savannah Woody Vegetation at the Species Level with Multispectral Drone and Hyperspectral EnMAP Data. IGARSS 2024: 4447-4451- [i1]Christina Karakizi, Akpona Okujeni, Eleni Sofikiti, Vasileios Tsironis, Athina Psalta, Konstantinos Karantzalos, Patrick Hostert, Elias Symeonakis:
Mapping savannah woody vegetation at the species level with multispecral drone and hyperspectral EnMAP data. CoRR abs/2407.11404 (2024) - 2023
- [j12]Benjamin Jakimow
, Andreas Janz, Fabian Thiel, Akpona Okujeni, Patrick Hostert, Sebastian van der Linden:
EnMAP-Box: Imaging spectroscopy in QGIS. SoftwareX 23: 101507 (2023) - 2021
- [j11]Sam Cooper, Akpona Okujeni, Dirk Pflugmacher, Sebastian van der Linden, Patrick Hostert:
Combining simulated hyperspectral EnMAP and Landsat time series for forest aboveground biomass mapping. Int. J. Appl. Earth Obs. Geoinformation 98: 102307 (2021)
2010 – 2019
- 2019
- [j10]Frederik Priem, Akpona Okujeni, Sebastian van der Linden, Frank Canters:
Comparing map-based and library-based training approaches for urban land-cover fraction mapping from Sentinel-2 imagery. Int. J. Appl. Earth Obs. Geoinformation 78: 295-305 (2019) - 2017
- [j9]Marie-Leen Verdonck, Akpona Okujeni, Sebastian van der Linden, Matthias Demuzere, Robert R. De Wulf, Frieke Van Coillie:
Influence of neighbourhood information on 'Local Climate Zone' mapping in heterogeneous cities. Int. J. Appl. Earth Obs. Geoinformation 62: 102-113 (2017) - [j8]Jeroen Degerickx, Akpona Okujeni, Marian-Daniel Iordache, Martin Hermy, Sebastian van der Linden, Ben Somers:
A Novel Spectral Library Pruning Technique for Spectral Unmixing of Urban Land Cover. Remote. Sens. 9(6): 565 (2017) - [j7]Akpona Okujeni, Sebastian van der Linden, Stefan Suess, Patrick Hostert:
Ensemble Learning From Synthetically Mixed Training Data for Quantifying Urban Land Cover With Support Vector Regression. IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens. 10(4): 1640-1650 (2017) - [j6]Johannes Rosentreter, Ron Hagensieker, Akpona Okujeni, Ribana Roscher, Paul D. Wagner, Björn Waske:
Subpixel Mapping of Urban Areas Using EnMAP Data and Multioutput Support Vector Regression. IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens. 10(5): 1938-1948 (2017) - [c3]Frederik Priem, Frank Canters, Akpona Okujeni, Sebastian van der Linden:
Optimizing mixed spectra generation for regression-based unmixing of land cover in urban areas. JURSE 2017: 1-4 - [c2]Marie-Leen Verdonck, Frieke Van Coillie, Robert R. de Wulf, Akpona Okujeni, Sebastian van der Linden, Matthias Demuzere, Hans Hooyberghs:
Thermal evaluation of the local climate zone scheme in Belgium. JURSE 2017: 1-4 - 2015
- [j5]Stefan Suess, Sebastian van der Linden, Akpona Okujeni, Pedro J. Leitão, Marcel Schwieder, Patrick Hostert:
Using Class Probabilities to Map Gradual Transitions in Shrub Vegetation from Simulated EnMAP Data. Remote. Sens. 7(8): 10668-10688 (2015) - [j4]Sebastian van der Linden, Andreas Rabe, Matthias Held, Benjamin Jakimow, Pedro J. Leitão, Akpona Okujeni, Marcel Schwieder, Stefan Suess, Patrick Hostert:
The EnMAP-Box - A Toolbox and Application Programming Interface for EnMAP Data Processing. Remote. Sens. 7(9): 11249-11266 (2015) - [j3]Pedro J. Leitão, Marcel Schwieder, Stefan Suess, Akpona Okujeni, Lênio Soares Galvão, Sebastian van der Linden, Patrick Hostert:
Monitoring Natural Ecosystem and Ecological Gradients: Perspectives with EnMAP. Remote. Sens. 7(10): 13098-13119 (2015) - 2014
- [j2]Stefan Suess, Sebastian van der Linden, Pedro J. Leitão, Akpona Okujeni, Björn Waske, Patrick Hostert:
Import Vector Machines for Quantitative Analysis of Hyperspectral Data. IEEE Geosci. Remote. Sens. Lett. 11(2): 449-453 (2014) - [j1]Akpona Okujeni, Sebastian van der Linden, Benjamin Jakimow, Andreas Rabe, Jochem Verrelst, Patrick Hostert:
A Comparison of Advanced Regression Algorithms for Quantifying Urban Land Cover. Remote. Sens. 6(7): 6324-6346 (2014) - [c1]Marian-Daniel Iordache, Akpona Okujeni, Sebastian van der Linden, José M. Bioucas-Dias, Antonio Plaza, Ben Somers:
On the use of collaborative sparse regression in hyperspectral unmixing chains. WHISPERS 2014: 1-4
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