Frey, Julian

Function at the chair

PhD-Student

Main Research

• Identify forest structures linked to forest biodiversity
• Data acquisition from UAV and terrestrial LiDAR systems
• Remote sensing data handling and processing
• Spatial statistics
• Programing (Python, R, Ruby, SQL)

Projects

DFG Research Training Group ConFoBi
http://confobi.uni-freiburg.de

Publications

1. Frey, J., Joa, B., Schraml, U. & Koch, B. Same Viewpoint Different Perspectives—A Comparison of Expert Ratings with a TLS Derived Forest Stand Structural Complexity Index. Remote Sensing 11, 1137 (2019) doi: 10.3390/rs11091137.
2. Gustafsson, L. et al. Retention as an integrated biodiversity conservation approach for continuous-cover forestry in Europe. Ambio (2019) doi:10.1007/s13280-019-01190-1.
3. Knuff, A. K., Staab, M., Frey, J., Helbach, J. & Klein, A. Plant composition, not richness, drives occurrence of specialist herbivores. Ecol Entomol een.12767 (2019) doi:10.1111/een.12767.
4. Asbeck, T., Pyttel, P., Frey, J. & Bauhus, J. Predicting abundance and diversity of tree-related microhabitats in Central European montane forests from common forest attributes. Forest Ecology and Management 432, 400–408 (2019). Full Text
5. Frey, J., Kovach, K., Stemmler, S. & Koch, B. UAV Photogrammetry of Forests as a Vulnerable Process. A Sensitivity Analysis for a Structure from Motion RGB-Image Pipeline. Remote Sensing 10, 912 (2018). Full Text