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Liu, Xiang

  • Xiang Liu
Chair of Remote Sensing and Landscape Information Systems
University of Freiburg
Address: Tennenbacherstr. 4, D-79106 Freiburg, Germany
Tel.: +49-761-203-67396



Function at the chair

  •  PhD candidate


Key activities

  • Species distribution model/OCC methods/Machine learning/Deep learning
  • Biodiversity/species diversity mapping
  • Forest disturbance monitoring
  • Tree species classification
  • Land cover/use mapping
  • Invasive plants detection



Mapping standing dead trees and tree speices diversity using spaceborne remote sensing images (

WaldKlick: Sachdatenbasierte Entwicklung einer mobilen App zur Stäarkung von Waldbesitzeransprache und Beratung im Kleinprivatwald auf der Basis von Fernerkundungs und Geodaten




1. Xiang Liu, Julian Frey, Catalina Munteanu, Nicole Still, and Barbara Koch. Mapping tree species diversity in temperate montane forests using Sentinel-1 and Sentinel-2 imagery and topography data. Remote Sensing of Environment. 2023, 292: 113576. 

2. Liu, X., Frey, J., Denter, M., Zielewska-Büttner, K., Still, N. and Koch, B., 2021. Mapping standing dead trees in temperate montane forests using a pixel-and object-based image fusion method and stereo WorldView-3 imagery. Ecological Indicators133, p.108438.

3. Liu, X., Liu, H., Datta, P., Frey, J. and Koch, B., 2020. Mapping an invasive plant Spartina alterniflora by combining an ensemble one-class classification algorithm with a phenological NDVI time-series analysis approach in the middle coast of Jiangsu, China. Remote Sensing12(24), p.4010.

4. Xiang Liu,Huiyu Liu,Haibo Gong,Zhenshan Lin,  Shicheng Lv. Appling the One-Class Classification Method of Maxent to Detect an Invasive Plant Spartina alterniflora with Time-Series Analysis Remote Sens. 2017, 9(11), 1120.

5. Xiang Liu,Huiyu Liu,Haibo Gong,Zhenshan Lin,  Shicheng LvSpatial pattern changes of Spartina alterniflora with different invasion ages in the Yancheng coastal wetlandActa Ecologica Sinica. 2017,37(5):307-314. DOI: 10.1016/j.chnaes.2017.09.002


  •  ISPRS Journal of Photogrammetry and Remote Sensing
  •  Earth System Dynamics
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