Research Interests

• Digital Elevation Models
• Digital Soil Mapping
• Geomorphometry
• Geomorphology
• Land Use Classifications
• Research Data Management

Research Projects

• CRC / Transregio 32 'Patterns in Soil-Vegetation-Atmosphere-Systems: Monitoring, Modelling and Data Assimilation', Project Z1/INF: Data Management and Spatial Data Analyses (2007-2018; funder: DFG)
• CRC / Transregio 228 'Future Rural Africa: Future-making and social-ecological transformation', Project Z2/INF: Data Management and Services (since 2018; funder: DFG)

Publications

• Kramm, T. (2022): Uncertainties in Digital Elevation Models: Evaluation and Effects on Landform and Soil Type Classification. Dissertation, University of Cologne.

• Kramm, T., Hoffmeister, D. (2021): Comprehensive vertical accuracy analysis of freely available DEMs for different landscape types of the Rur catchment, Germany, Geocarto International, doi: 10.1080/10106049.2021.1984588.

• Kramm, T., Hoffmeister, D. (2020): Assessing the influence of environmental factors and datasets on soil type prediction with two machine learning algorithms in a heterogeneous area in the Rur catchment, Germany. Geoderma Regional, in press. doi: 10.1016/j.geodrs.2020.e00316.

• Hoffmeister, D., Herbrecht, M., Kramm, T., Schulte, P. (2020): Evaluation of random forest-based analysis for the gypsum distribution in the Atacama desert. 2020 Latin American GRSS & ISPRS Remote Sensing Conference, Santiago de Chile. 

• Kramm, T., Hoffmeister, D. (2019): A Relief Dependent Evaluation of Digital Elevation Models on Different Scales for Northern Chile. ISPRS Int. J. Geo-Inf., 8 (10), 430. doi: 10.3390/ijgi8100430.

• Curdt, C., Hoffmeister, D., Kramm, T., Lang, U., Bareth, G. (2019): Etablierung von Forschungsdatenmanagement-Services in geowissenschaftlichen Sonderforschungsbereichen am Beispiel des SFB/Transregio 32, SFB 1211 und SFB/ Transregio 228. Bausteine Forschungsdatenmanagemen. Empfehlungen und Erfahrungsberichte für die Praxis von Forschungsdatenmanagerinnen und -managern 2/2019: 61-67. doi: 10.17192/bfdm.2019.2.8103. 

• Kramm, T., Hoffmeister, D., (2019): Evaluation of digital elevation models for geomorphometric analyses on different scales for northern Chile. Int. Arch. Photogramm. Remote Sens. Spatial Inf. Sci.. Proc. of ISPRS Geospatial Week 2019, XLII-2/W13, June 10 - 14, 2019, Enschede, The Netherlands, 1229 - 1235. doi: 10.5194/isprs-archives-XLII-2-W13-1229-2019.

• Kramm, T., Hoffmeister, D., Curdt, C., Maleki, S., Khormali, F., Kehl, M. (2017): Accuracy assessment of landform classification approaches on different spatial scales for the Iranian Loess Plateau. ISPRS Int. J. Geo-Inf., 6 (11), 366. doi: 10.3390/ijgi6110366.