Peer-reviewed journal articles
† indicates shared first authorship.
Westerholt, R. (2023): A simulation study to explore inference about global Moran’s I with random spatial indexes. Geographical Analysis, 55 (4), 621–650. DOI: 10.1111/gean.12349.
Westerholt†, R., Acedo†, A. and Naranjo-Zolotov, M. (2022): Exploring sense of place in relation to urban facilities – evidence from Lisbon. Cities, 127, 103750. DOI: 10.1016/j.cities.2022.103750.
de Andrade, S.C., de Albuquerque, J.P., Restrepo-Estrada, C., Westerholt, R., Morales Rodriguez, C., Mendiondo, E. M. and Botazzo Delbem, A. C. (2022): The effect of intra-urban mobility flows on the spatial heterogeneity of social media activity: investigating the response to rainfall events. International Journal of Geographical Information Science, 36 (6), 1140–1165. DOI: 10.1080/13658816.2021.1957898.
Klopfer, F., Westerholt, R. and Gruehn, D. (2021): Conceptual frameworks for assessing climate change effects on urban areas: A scoping review. Sustainability, 13 (19), 10794. DOI: 10.3390/su131910794.
Sonea†, A. and Westerholt†, R. (2021): Geographic and temporal access to basic banking services in Wales. Applied Spatial Analysis and Policy, 14 (4), 879–905. DOI: 10.1007/s12061-021-09386-3.
Westerholt, R. (2021): Emphasising spatial structure in geosocial media data using spatial amplifier filtering. Environment and Planning B: Urban Analytics and City Science, 48 (9), 2842–2861. DOI: 10.1177/2399808320987235.
Mocnik, F.-B. and Westerholt, R. (2021): The effect of tectonic plate motion on georeferenced long-term global datasets. International Journal of Applied Earth Observation and Geoinformation, 94, 102183. DOI: 10.1016/j.jag.2020.102183.
Westerholt†, R., Lorei†, H. and Höfle, B. (2020): Behavioural effects of spatially structured scoring systems in location-based serious games – A case study in the context of OpenStreetMap. International Journal of Geo-Information, 9 (2), 129. DOI: 10.3390/ijgi9020129.
Westerholt, R. (2019): Methodological aspects of the spatial analysis of geosocial media feeds: from locations towards places. gis.Science, 31 (31), 65–76.
Li, M., Westerholt, R. and Zipf, A. (2018): Do people communicate about their whereabouts? Investigating the relation between user-generated text messages and Foursquare check-in places. Geo-spatial Information Science, 21 (3), 159–172. DOI: 10.1080/10095020.2018.1498669.
Westerholt, R., Resch, B., Mocnik, F.-B., and Hoffmeister, D. (2018): A statistical test on the local effects of spatially structured variance. International Journal of Geographical Information Science, 32 (3), 571–600. DOI: 10.1080/13658816.2017.1402914.
Li, M., Westerholt, R., Fan, H. and Zipf, A. (2018): Assessing spatiotemporal predictability of LBSN: A case study of three Foursquare datasets. GeoInformatica, 22 (3), 541–561. DOI: 10.1007/s10707-016-0279-5.
Bluemke, M., Resch, B., Lechner, C., Westerholt, R. and Kolb, JP. (2017): Integrating Geographic Information into Survey Research: Current Applications, Challenges and Future Avenues. Survey Research Methods, 11 (3), 307–327. DOI: 10.18148/srm/2017.v11i3.6733.
Borgmann, P., Westerholt, R., Oevermann, S. and Zachgo, S. (2017): Webbasierte und mobile Datenerfassung im Projekt „Netzwerk zum Schutz gefährdeter Wildpflanzen in Deutschland (WIPs-De)“. Natur und Landschaft, 92 (2), 69–75. DOI: 10.17433/2.2017.50153439.69-75.
Westerholt, R., Steiger, E., Resch, B. and Zipf, A. (2016): Abundant Topological Outliers in Social Media Data and Their Effect on Spatial Analysis. PLOS ONE, 11 (9), e0162360. DOI: 10.1371/journal.pone.0162360.
Steiger, E., Westerholt, R., Resch, B. and Zipf, A. (2015): Twitter as an indicator for whereabouts of people? Correlating Twitter with UK census data. Computers, Environment and Urban Systems, 54, 255–265. DOI: 10.1016/j.compenvurbsys.2015.09.007.
Westerholt, R., Resch, B. and Zipf, A. (2015): A local scale-sensitive indicator of spatial autocorrelation for assessing high- and low-value clusters in multi-scale datasets. International Journal of Geographical Information Science, 29 (5), 868–887. DOI: 10.1080/13658816.2014.1002499.
Westerholt, R. and Resch, B. (2014): Asynchronous Geospatial Processing: An Event-Driven Push-Based Architecture for the OGC Web Processing Service. Transactions in GIS, 19 (3), 455–479. DOI: 10.1111/tgis.12104.
Peer-reviewed conference papers
* indicates full paper contributions. † indicates shared first authorship.
* Wiedemann, N., Martin, H. and Westerholt, R. (2023). Benchmarking regression models under spatial heterogeneity. 12th International Conference on Geographic Information Science (GIScience 2023), Leeds, UK, 11. DOI: 10.4230/LIPIcs.GIScience.2023.11.
Westerholt, R. (accepted): Studying critical values for global Moran’s I under inhomogeneous Poisson point processes. Proceedings of the 26th AGILE International Conference on Geographic Information Science (AGILE 2023), Delft, the Netherlands. DOI: 10.5194/agile-giss-4-52-2023.
Westerholt, R. (2023): A revised understanding of the influence of the variance of spatial weights on the Getis-Ord statistic. Proceedings of the 31st Annual GIS Research UK Conference (GISRUK), Glasgow, UK. DOI: 10.5281/zenodo.7825279.
Westerholt, R. (2023): Place, Big Data, and Statistical Methods. 6. Dortmunder Konferenz zur Raum- und Planungsforschung, Dortmund, Germany, 93.
Slivinskaya, L. and Westerholt, R. (2022): On the Integration of Place and Urban Morphology. In: Mocnik, F.-B., Westerholt, R. (eds) Proceedings of the 3rd International Symposium on Platial Information Science (PLATIAL’21). Enschede, the Netherlands, 61–66. DOI: 10.5281/zenodo.3628855.
Westerholt, R. (2021): Exploring and characterising irregular spatial clusters using eigenvector filtering. 29th Annual GIS Research UK Conference (GISRUK), Cardiff, UK. DOI: 10.5281/zenodo.4665575.
* Bucher†, D., Martin†, H., Jonietz, D., Raubal, M. and Westerholt†, R. (2020): Estimation of Moran’s I in the Context of Uncertain Mobile Sensor Measurements. 11th International Conference on Geographic Information Science (GIScience 2021) – Part I, Poznan, Poland. DOI: 10.4230/LIPIcs.GIScience.2021.I.2.
Lorei, H., Höfle, B., Westerholt, R. (2020): Spatial Structure as an Element of Motivation in Location- Based Games. Tagungsband der 40. Wissenschaftlich-Technischen Jahrestagung der DGPF, Stuttgart, Germany, Band 29, 290–298.
Wagner, D., Zipf, A., Westerholt, R. (2020): Place in the GIScience Community – an indicative and preliminary systematic literature review. In: Westerholt R., Mocnik, F.-B. (eds) Proceedings of the 2nd International Symposium on Platial Information Science (PLATIAL’19). Coventry, UK, 13–22. DOI: 10.5281/zenodo.3628855.
Westerholt, R. (2019): Statistische Räumliche Analyse in der Digitalen Transformation: das Beispiel Geosozialer Medien. Münchner GI-Runde 2019, Munich, Germany.
Lorei, H., Zipf, A., Westerholt, R. (2019): Characterizing player types in gamified geodata acquisition – An exploratory analysis of StreetComplete. Academic Track at the State of the Map 2019, Heidelberg, Germany.
Westerholt, R., Gröbe, M., Zipf, A. and Burghardt, D. (2018): Towards the statistical analysis and visualization of places. 10th International Conference on Geographic Information Science, Melbourne, Australia, DOI: LIPIcs.GIScience.2018.63.
Westerholt, R. (2018): The impact of the spatial superimposition of point based statistical configurations on assessing spatial autocorrelation. Proceedings of the 21st AGILE Conference on Geographic Information Science, Lund, Sweden.
Westerholt, R. (2017): Topological and scale-related issues in Twitter analyses through superimposed forms of spatial heterogeneity. Annual Meeting of the American Association of Geographers 2017, Boston, MA.
Borgmann, P. and Westerholt, R. (2015): Citizen Science im Botanischen Artenschutz. Dialogforum Citizen Science, German Federal Environmental Foundation, Osnabrück, Germany.
Reimer, A. and Westerholt, R. (2014): Schematization for the analysis of geolocated microblog messages. In: Proceedings of AutoCarto 2014, International Symposium on Automated Cartography, Pittsburgh, PA.
Westerholt, R., Borgmann, P. and Zimmer, B. (2012): WebMapping-basierte Erfassung pflanzengenetischer Ressourcen in der Botanik. In: Löwner, M.-O., Hillen, F. and Wohlfahrt, R. (eds.): Geoinformatik 2012 „Mobilität und Umwelt“. Aachen: Shaker-Verlag, 411–414.
Book chapters, editorials, other contributions
Westerholt, R. (2023). Geographische Räume, neu konstruiert. Zur Konstruktion, Kuratierung und Analyse digitaler Geographien. In: Berger, J., Wübbena, T. (eds.): Wissen ordnen und entgrenzen – vom analogen zum digitalen Europa?, Veröffentlichungen des Instituts für Europäische Geschichte Mainz – Beihefte, 141 (4), Göttingen, Germany: Vandenhoeck & Ruprecht, 87–114. DOI: 10.13109/9783666302312.87.
Westerholt, R. (2022). Exploratory statistical analysis of spatial structures in urban datasets. In: Gurr, J., Parr, R. and Hardt, D. (eds.): Metropolitan Research: Methods and Approaches. Bielefeld, Germany: transcript, 37–61. DOI: 10.14361/9783839463109-003.
Steiger, E., Westerholt, R. and Zipf, A. (2016): Research on social media feeds–A GIScience perspective. In: Capineri, C, Haklay, M, Huang, H, Antoniou, V, Kettunen, J, Ostermann, F and Purves, R. (eds.): European Handbook of Crowdsourced Geographic Information, London: Ubiquity Press, 237–254. DOI: 10.5334/bax.r.
Borgmann, P., Westerholt, R., Oevermann, S. and Zachgo, S. (2014): WEL-Webmapping. In: Poschlod, P., Borgmann, P., Listl, D., Reisch, C. and Zachgo, S. (eds.): Handbuch Genbank WEL. Regensburg: HOPPEA Denkschriften der Regensburgischen Botanischen Gesellschaft, 133–140.
Borgmann, P., Westerholt, R., Zimmer, B. and Zachgo, S. (2012): Einsatz eines Geoportals in der Saatguterfassung. In: Lohwasser, U., Zachgo, S. und Börner, A. (ed.): Saatguterhaltung und Nutzbarmachung von Kulturpflanzen und heimischen Wildarten. Nürtingen: Gesellschaft für Pflanzenbauwissenschaften e.V., Berichte der Gesellschaft für Pflanzenbauwissenschaften, volume 6, 17–19.
Editorials and edited volumes
Mocnik, F.-B., Westerholt, R. (2022): Introduction to the Third International Symposium on Platial Information Science (Editorial). In: Mocnik, F.-B., Westerholt, R. (eds) Proceedings of the 3rd International Symposium on Platial Information Science (PLATIAL’21). Enschede, the Netherlands, 1–4. DOI: 10.5281/zenodo.6413106.
Mocnik, F.-B., Westerholt R. (eds., 2022): Places Across Cultures. Proceedings of the 2nd International Symposium on Platial Information Science (PLATIAL’21). Enschede, the Netherlands. DOI: 10.5281/zenodo.6413117.
Mocnik, F.-B., Westerholt, R. (2021): Interdisciplinary perspectives on place. Journal of Spatial Information Science, 23, 91–94. DOI: 10.5311/JOSIS.2021.23.203.
Westerholt, R., Mocnik, F.-B., Comber, L. (2020): A place for place – Modelling and analysing platial representations. Transactions in GIS, 24 (4), 811–818. DOI: 10.1111/tgis.12647.
Westerholt, R., Mocnik, F.-B. (2020): Introduction to the Second International Symposium on Platial Information Science (Editorial). In: Mocnik, F.-B., Westerholt R. (eds) Proceedings of the 2nd International Symposium on Platial Information Science (PLATIAL’19). Coventry, UK, 1–3. DOI: 10.5281/zenodo.3628847.
Mocnik, F.-B., Westerholt R. (eds., 2020): Interdisciplinary Perspectives on Place. Proceedings of the 2nd International Symposium on Platial Information Science (PLATIAL’19). Coventry, UK. DOI: 10.5281/zenodo.3628833.
Westerholt, R., Mocnik, F.-B., Zipf, A. (2018): Introduction to the PLATIAL’18 Workshop on Platial Analysis (Editorial). In: Westerholt R., Mocnik, F.-B., Zipf, A. (eds) Proceedings of the 1st Workshop on Platial Analysis (PLATIAL’18). Heidelberg, Germany, 1–5. DOI: 10.5281/zenodo.1475267.
Westerholt R., Mocnik, F.-B., Zipf, A. (eds., 2018): On the Way to Platial Analysis: Can Geosocial Media Provide the Necessary Impetus? Proceedings of the 1st Workshop on Platial Analysis (PLATIAL’18). Heidelberg, Germany. DOI: 10.5281/zenodo.1475269.
Commentaries
Westerholt, R. (2023): Teaching GIScience in the multidisciplinary nexus. Journal of Spatial Information Science, 26 (2023), 129–136. DOI: 10.5311/JOSIS.2023.26.299.
Policy recommendations
Sonea, A. and Westerholt, R. (2021). HM Treasury ‘Access to Cash’ – response to Consultation. London, UK. HM Treasury. Contribution to the policy-making process of the supreme fiscal authority in the United Kingdom; available at: https://ram.raumplanung.tu-dortmund.de/storages/ram-raumplanung/w/pdfs/Access_to_Cash_SoneaWesterholt_final.pdf.