Dr. Christina Ludwig

Research interests

Quality assessment of VGI data, uncertainty quantification and propagation in geospatial data integration and machine learning, personalized multi-criteria routing

Publications

• C. Ludwig and A. Zipf (2019): Exploring regional differences in the representation of urban green spaces in OpenStreetMap. In Proceedings of the “Geographical and Cultural Aspects of Geo-Information: Issues and Solutions” AGILE 2019 Workshop, June17th 2019, Limassol, Cyprus. https://archiv.ub.uni-heidelberg.de/volltextserver/27408/
• C. Ludwig, R. Hecht, S. Lautenbach, M. Schorcht, and A. Zipf (2021): Mapping Public Urban Green Spaces Based on OpenStreetMap and Sentinel-2 Imagery Using Belief Functions. ISPRS International Journal of Geo-Information, 10(4):251, Apr. ISSN 2220-9964. doi: 10.3390/ijgi10040251. URL https://www.mdpi.com/2220-9964/10/4/251 Number: 4 Publisher: Multidisciplinary Digital Publishing Institute.
• C. Ludwig, S. Lautenbach, E.-M. Schömann, and A. Zipf (2021): Comparison of Simulated Fast and Green Routes for Cyclists and Pedestrians. In K. Janowicz and J. A. Verstegen, editors, 11th International Conference on Geographic Information Science (GIScience 2021) - Part II, volume 208 of Leibniz International Proceedings in Informatics (LIPIcs). DOI: 10.4230/LIPIcs.GIScience.2021.II.3
• Ludwig, C., Psotta, J., Buch, A., Kolaxidis, N., Fendrich, S., Zia, M., Fürle, J., Rousell, R. & Zipf, A. (2023). Traffic Speed Modelling to Improve Travel Time Estimation in Openrouteservice. The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 48, 109-116.
• Foshag, K., Fürle, J., Ludwig, C., Fallmann, J., Lautenbach, S., Rupp, S., Burst, P., Betsch, M., Zipf, A., Aeschbach, N., 2024. How to assess the needs of vulnerable population groups towards heat-sensitive routing?: An evidence-based and practical approach to reducing urban heat stress. ERDKUNDE 1–33. https://doi.org/ 10.3112/erdkunde.2024.01.01
• Ulrich V, Brückner J, Schultz M, Vardag SN, Ludwig C, Fürle J, Zia M, Lautenbach S, Zipf A. (2023): Private Vehicles Greenhouse Gas Emission Estimation at Street Level for Berlin Based on Open Data. ISPRS International Journal of Geo-Information. 12(4):138. https://doi.org/10.3390/ijgi12040138
• Zia, M.; Fürle, J.; Ludwig, C.; Lautenbach, S.; Gumbrich, S.; Zipf, A. (2022): SocialMedia2Traffic: Derivation of Traffic Information from Social Media Data. ISPRS Int. J. Geo-Inf, 11, 482. https://doi.org/10.3390/ijgi11090482
• Ludwig, C., Fendrich, S., Zipf, A. (2020): Regional variations of context‐based association rules in OpenStreetMap. Transactions in GIS. Wiley.
  https://doi.org/10.1111/tgis.12694
• Ludwig, C., Walli, A., Schleicher, C., Weichselbaum, J., & Riffler, M. (2019): A highly automated algorithm for wetland detection using multi-temporal optical satellite data. Remote Sensing of Environment, 224, 333-351. https://doi.org/10.1016/j.rse.2019.01.017.
• Mocnik, F. B., Ludwig, C., Grinberger, A. Y., Jacobs, C., Klonner, C., & Raifer, M. (2019): Shared Data Sources in the Geographical Domain—A Classification Schema and Corresponding Visualization Techniques. ISPRS International Journal of Geo-Information, 8(5), 242. https://doi.org/10.3390/ijgi8050242.

Posters

• Tottrup, C., Riffler, M., Yiwen, S., Stelzer, K., Kittel, C., Wang, T., Grogan, K., Ludwig, C., Bauer-Gottwein, P., Blüthgen Sølvsteen, J., Wevers, J., Odermatt, D., Skidmore, A., Verkedy, Z., Walli, A., Ouedraogo, P., Paganini, M. (2018): GlobWetland Africa: Implementing Sustainable Earth Observation Based Wetland Monitoring Capacity in Africa and Beyond. Mapping water bodies from space 2nd Conference, 27th - 28th March 2018, Frascati (Rome), Italy
• Riffler, M., Ludwig, C., Kiesslich, N., Tottrup, C., Walli, A. (2018): Space Based Monitoring of Wetlands in Support of Sustainable Water Resource and Land Management. Land and Poverty Conference 2018: Land Governance in an Interconnected World, 19th - 23th March 2018, Washington, DC

Teaching

• GIS Analyses using Free and Open Source Software (seit WS 2018/2019)
• Advanced Geoscripting: Introduction to Scientific Programming (seit SS 2020)
• Introduction to Computer Science for Geographers (SS 2019)
• Einführung Geoinformatik (seit SS 2024)

Curriculum Vitae

Education:

• 10/2013 – 05/2017 Master of Science in Applied Geoinformatics, University of Trier, Germany
• 09/2011 – 04/2012 Studies in Environmental Science, York University, Toronto, Canada
• 10/2009 – 12/2012 Bachelor of Science in Environmental Science, University of Freiburg, Germany

Professional Occupation:

• 11/2016 – 03/2018: Junior Remote Sensing Expert, GeoVille Information Systems, Innsbruck, Austria
• 01/2016 – 10/2016: Master Student, GeoVille Information Systems, Innsbruck, Austria