@InProceedings{ballatore_et_al:LIPIcs.GIScience.2023.15, author = {Ballatore, Andrea and Cavazzi, Stefano}, title = {{Why Is Greenwich so Common? Quantifying the Uniqueness of Multivariate Observations}}, booktitle = {12th International Conference on Geographic Information Science (GIScience 2023)}, pages = {15:1--15:6}, series = {Leibniz International Proceedings in Informatics (LIPIcs)}, ISBN = {978-3-95977-288-4}, ISSN = {1868-8969}, year = {2023}, volume = {277}, editor = {Beecham, Roger and Long, Jed A. and Smith, Dianna and Zhao, Qunshan and Wise, Sarah}, publisher = {Schloss Dagstuhl -- Leibniz-Zentrum f{\"u}r Informatik}, address = {Dagstuhl, Germany}, URL = {https://drops.dagstuhl.de/entities/document/10.4230/LIPIcs.GIScience.2023.15}, URN = {urn:nbn:de:0030-drops-189109}, doi = {10.4230/LIPIcs.GIScience.2023.15}, annote = {Keywords: uniqueness, distinctiveness, similarity, outlier detection, multivariate data} }