Hannah Weiser

Hannah Weiser is a doctoral candidate and researcher at the 3D Geospatial Data Processing Research Group at the Institute of Geography at Heidelberg University.

Research Interests

• 3D geodata processing and geoinformation extraction
• 3D vegetation modelling
• Virtual Laser Scanning - LiDAR Simulation
• Artificial intelligence

Projects

• VirtuaLearn3D - Virtual Laser Scanning for Machine Learning Algorithms in Geographic 3D Point Cloud Analysis
• HELIOS++ - Heidelberg LiDAR Operations Simulator
• Fostering a community-driven and sustainable HELIOS++ scientific software

Publications

• Esmorís, A.M., Weiser, H., Winiwarter, L., Cabaleiro, J.C. & Höfle, B. (2024): Deep learning with simulated laser scanning data for 3D point cloud classification. ISPRS Journal of Photogrammetry and Remote Sensing. Vol. 215, pp. 192-213. DOI: 10.1016/j.isprsjprs.2024.06.018
• Schäfer, J., Winiwarter, L., Weiser, H., Novotný, J., Höfle, B., Schmidtlein, S., Henniger, H., Krok, G., Stereńczak, K. & Fassnacht, F.E. (2023): Assessing the potential of synthetic and ex situ airborne laser scanning and ground plot data to train forest biomass models. Forestry: An International Journal of Forest Research. Vol. 2023, pp. 1-19. DOI: 10.1093/forestry/cpad061
• Schäfer, J., Weiser, H., Winiwarter, L., Höfle, B., Schmidtlein, S. & Fassnacht, F.E. (2023): Generating synthetic laser scanning data of forests by combining forest inventory information, a tree point cloud database and an open-source laser scanning simulator. Forestry: An International Journal of Forest Research, 2023, pp. 1-19. DOI: 10.1093/forestry/cpad006.
• Esmorís, A. M., Yermo, M., Weiser, H., Winiwarter, L., Höfle, B. & Rivera, F.F. (2022): Virtual LiDAR simulation as a high performance computing challenge: Towards HPC HELIOS++. IEEE Access 10, pp. 105052-105073. DOI: 10.1109/ACCESS.2022.3211072
• Winiwarter, L., Esmorís Pena, A., Weiser, H., Anders, K., Martínez Sanchez, J., Searle, M., Höfle, B. (2022): Virtual laser scanning with HELIOS++: A novel take on ray tracing-based simulation of topographic full-waveform 3D laser scanning. Remote Sensing of Environment, 269. DOI: 10.1016/j.rse.2021.112772
• Weiser, H., Winiwarter, L., Anders, K., Fassnacht, F.E., Höfle, B. (2021): Opaque voxel-based tree models for virtual laser scanning in forestry applications. Remote Sensing of Environment, 265, pp. 95-113. DOI: 10.1016/j.rse.2021.112641

• Weiser, H., Esmorís, A.M. & Höfle, B. (2024): How Tree Movement Influences Tree Metrics Derived from Laser Scanning Point Clouds. EGU General Assembly 2024. Vol. EGU24, pp. 1-2. DOI: 10.5194/egusphere-egu24-1633
• Weiser, H., Winiwarter, L., Schäfer, J., Fassnacht, F.E., Anders, K., Esmoris Pena, A.M. & Höfle, B. (2021): Virtual laser scanning (VLS) in forestry – Investigating appropriate 3D forest representations for LiDAR simulations with HELIOS++. In: EGU General Assembly 2021. Vol. EGU21 (EGU21-9178), pp. 1-2.

• Weiser, H., Ulrich, V., Winiwarter, L., Esmorís, A.M. & Höfle, B. (2024): Manually labeled terrestrial laser scanning point clouds of individual trees for leaf-wood separation. heiDATA. DOI:10.11588/data/UUMEDI.
• Weiser, H., Winiwarter, L., Zahs, V., Weiser, P., Anders, K. & Höfle, B. (2022): UAV-Photogrammetry, UAV laser scanning and terrestrial laser scanning point clouds of the inland dune in Sandhausen, Baden-Württemberg, Germany. PANGAEA. DOI:10.1594/PANGAEA.949228.
• Weiser, H., Schäfer, J., Winiwarter, L., Krašovec, N., Fassnacht, F.E. & Höfle, B. (2022): Individual tree point clouds and tree measurements from multi-platform laser scanning in German forests. Earth System Science Data. Vol. 14 (7), pp. 2989-3012. DOI: 10.5194/essd-14-2989-2022.
• Weiser, H., Schäfer, J., Winiwarter, L., Krašovec, N., Seitz, C., Schimka, M., Anders, K., Baete, D., Braz, A.S., Brand, J., Debroize, D., Kuss, P., Martin, L.L., Mayer, A., Schrempp, T., Schwarz, L.-M., Ulrich, V., Fassnacht, F.E. & Höfle, B. (2022): Terrestrial, UAV-borne, and airborne laser scanning point clouds of central European forest plots, Germany, with extracted individual trees and manual forest inventory measurements. PANGAEA. DOI:10.1594/PANGAEA.942856.

Curriculum Vitae

• Since 06/2023: Research assistant and doctoral candidate at the 3DGeo Research Group, Heidelberg University
• 05/2023: Master of Science (M.Sc.) in Geography, Heidelberg University, Germany
• 04/2020 – 05/2023: Master Studies of Geography, Heidelberg University, Germany
• 10/2018-05/2023: Student/Research assistant at the 3DGeo Research Group, GIScience, Institute of Geography, Heidelberg University.
• 04/2020: Bachelor of Science (B.Sc.). in Geography, Heidelberg University Germany.
• 10/2016-04/2020: Bachelor Studies of Geography, Heidelberg University, Germany