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Dawar, Sami

Sami Dawar


Sami Ullah

Professur für Fernerkundung und Landschaftsinformationssysteme
Albert-Ludwigs-Universität Freiburg
Adresse: Tennenbacherstr. 4, D-79106 Freiburg
Tel.: +49-761-203-67394




Function at the chair

  • PhD scholar

Key activities

  • Assessment of forest structure information using airborne laser scanning (ALS), Interferometric synthetic aperture radar (InSAR), stereo aerial photographs and stereo very high-resolution satellite images
  • Land-use land-cover change assessment using space-borne multi spectral data 

Academic qualification

  • M.Phil. (Geo-Spatial Science) completed (2011-2014) from the National Center of Excellence in Geology (NCEG), University of Peshawar, Pakistan
  • M.Sc. (Forestry) completed (2004-2007) from Pakistan Forest Institute (PFI), University of Peshawar, Pakistan.

Professional experience

  • Lecturer (Department of Forestry Shaheed Benazir Bhutto University, Sheringal, Dir Upper, Pakistan) from 2008 to --2013.
  • Assistant Editor (Open Agriculture-De Gruyter Open) till date


List of peer-reviewed publications 

  • Ullah, S,  Dees, M, Datta, P; Adler, P; Koch, B. Comparing Airborne Laser Scanning, and Image-Based Point Clouds by Semi-Global Matching and Enhanced Automatic Terrain Extraction to Estimate Forest Timber Volume. Forests 2017, 8, 215. http://www.mdpi.com/1999-4907/8/6/215

  • Ullah S, Shafique M, Farooq M, Zeeshan M, Dees M (2017) Evaluating the impact of classification algorithms and spatial resolution on the accuracy of land cover mapping in a mountain environment in Pakistan. Arabian Journal of Geosciences. (Springer). 10:67 doi:10.1007/s12517-017-2859-6. https://link.springer.com/article/10.1007/s12517-017-2859-6

  • Ullah S, Adler P, Dees M, Weinaker H, Datta P, Koch B (2017) Comparing image-based point clouds and airborne laser scanning for estimating forest heights. iForest Biogeosciences and Forestry. 0:328-335 doi:10.3832ifor2077-009. http://www.sisef.it/iforest/contents/?id=ifor2077-009

  • Ullah S, Farooq M, Shafique M, Siyab MA, Kareem F, Dees M (2016) Spatial assessment of forest cover and land-use changes in the Hindu-Kush mountain ranges of northern Pakistan. Journal of Mountain Science. (Springer). 13:1229-1237. https://link.springer.com/article/10.1007/s11629-015-3456-3

  • Ullah S, Adler P, Dees M, Koch B (2015) Evaluating the Potential of Stereo Aerial Photographs for Canopy Height Model Generation. Forstliche Forschungsberichte. 214:83-90.

List of international conferences presentations 

  • Ullah S, Adler P, Dees M, Datta P, Koch B (2016). Comparing the potential of stereo aerial photographs, stereo very high-resolution steatite images and TanDEM-X for estimating forest height. FowiTa, Forstwissenschaftliche Tagung, 26. - 29.09.2016, Freiburg, Germany
  • Ullah S, Farooq M, Shafique M, Dees M (2016). Mapping land cover from spaceborne imagery in a mountain environment: impact of spatial resolution and classification algorithms. Mountain2016. I International Conference on Research for Sustainable Development in Mountain Regions 5-7 October. Braganca, Portugal. 
  • Ullah S, Adler P, Dees M, Koch B (2015). Exploring the potential of stereo aerial photographs for canopy height model generation using in presence and absence of pre-existing LiDAR-based digital terrain model. The pixel Forest-reloaded!  17. /18. March 2015, Freising, Germany
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