Peer-reviewed journal articles
† indicates shared first authorship.
da Silva, A. A., Kormann da Silva, I. F. and Westerholt, R. (2024): Mapping the margins: a systematic scoping review of the impact of digital mapping on public participation in informal settlements. Habitat International, 147, 103040. DOI: 10.1016/j.habitatint.2024.103040.
Mubiru, I. and Westerholt, R. (2024): A scoping review on the conceptualisation and impacts of new mobility services. European Transport Research Review, 16, 12. DOI: 10.1186/s12544-024-00633-5.
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.
Westerholt, R., Klopfer, F. (accepted): Studying the spatial structure of urban heat exposure in Berlin utilising Moran drop plots and seismograms. Proceedings of the 27th AGILE International Conference on Geographic Information Science (AGILE 2024), Glasgow, UK.
Westerholt, R. (2024): Extending the Moran scatterplot by indications of critical values and p-values: introducing the Moran seismogram and the drop plot. 32nd Annual GIS Research UK Conference (GISRUK), Leeds, UK. DOI: 10.5281/zenodo.10897792.
* 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. (2023): 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
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
Westerholt, R., Mocnik, F.-B. (2023): Introduction to the Fourth International Symposium on Platial Information Science (Editorial). In: Westerholt, R., Mocnik, F.-B. (eds) Proceedings of the 4th International Symposium on Platial Information Science (PLATIAL’23). Dortmund, Germany, 1–4. DOI: 10.5281/zenodo.10413165.
Westerholt R., Mocnik, F.-B. (eds., 2023): Transforming Places. Proceedings of the 4th International Symposium on Platial Information Science (PLATIAL’23). Dortmund, Germany. DOI: 10.5281/zenodo.10413167.
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 3rd 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.