Comparison of Cloud-to-Cloud Distance Calculation Methods: Is the Most Complex Always the Most Suitable?

Research output: Chapter in Book/Conference proceedings/Edited volumeConference contributionScientificpeer-review

Abstract

Cloud-to-cloud (C2C) distance calculations are frequently performed as an initial stage in change detection and spatiotemporal analysis with point clouds. There are various methods for calculating C2C distance, also called inter-point distance, which refers to the distance between two corresponding point clouds captured at different epochs. These methods can be classified from simple to complex, with more steps and calculations required for the latter. Generally, it is assumed that a more complex method will result in a more precise calculation of inter-point distance, but this assumption is rarely evaluated. This paper compares eight commonly used methods for calculating the inter-point distance. The results indicate that the accuracy of distance calculations depends on the chosen method and a characteristic related to the point density, the intra-point distance, which refers to the distance between points within the same point cloud. The results are helpful for applications that analyze spatiotemporal point clouds for change detection. The findings will be helpful in future applications, including analyzing spatiotemporal point clouds for change detection.
Original languageEnglish
Title of host publicationRecent Advances in 3D Geoinformation Science
Subtitle of host publicationProceedings of the 18th 3D GeoInfo Conference
EditorsThomas H. Kolbe, Andreas Donaubauer, Christof Beil
Place of PublicationCham
PublisherSpringer
Chapter20
Pages329-334
Number of pages6
ISBN (Electronic)978-3-031-43699-4
ISBN (Print)978-3-031-43698-7, 978-3-031-43701-4
DOIs
Publication statusPublished - 2024
Event18th 3D Geoinfo Conference - Technical University of Munich, Munich, Germany
Duration: 12 Sept 202314 Sept 2023
https://www.3dgeoinfo.org/3dgeoinfo/

Publication series

NameLecture Notes in Geoinformation and Cartography
PublisherSpringer
ISSN (Print)1863-2246
ISSN (Electronic)1863-2351

Conference

Conference18th 3D Geoinfo Conference
Country/TerritoryGermany
CityMunich
Period12/09/2314/09/23
Internet address

Bibliographical note

Green Open Access added to TU Delft Institutional Repository 'You share, we take care!' - Taverne project https://www.openaccess.nl/en/you-share-we-take-care
Otherwise as indicated in the copyright section: the publisher is the copyright holder of this work and the author uses the Dutch legislation to make this work public.

Keywords

  • Cloud-to-cloud distance calculations
  • Change detection
  • Spatiotemporal analysis

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