Performance assessment metrics for line-infrastructure monitoring with multi-sensor SAR data

Ling Chang, Rolf P.B.J. Dollevoet, Ramon F. Hanssen

Research output: Chapter in Book/Report/Conference proceedingConference contributionAcademicpeer-review

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Abstract

Satellite radar interferometry (InSAR) has been used to monitor the structural health of line-infrastructure (e.g. railways, bridges, dams and dikes) in recent years. This enables the retrieval of millimeter-level changes in the line-infrastructure geometry on a bi-weekly basis. However, InSAR is an opportunistic method for which the location of the measurements (coherent scatterers) cannot be guaranteed, and the quality of the InSAR products vary from one case to another. Particularly, this is due to the orientation of the line-infrastructure relative to the satellite position, and its expected deformation magnitude and direction. Hence, the InSAR applicability and performance quality is not uniform. In operational situations, this tends to make asset managers skeptical about the potential of InSAR application on these assets. In this work, following [1] we develop new standard InSAR products for line-infrastructure monitoring, provide tools for predicting optimal multi-sensor SAR data combinations, and propose generic a priori performance assessment metrics for line-infrastructure. These products and metrics are tested on the Dutch railway line-infrastructure asset."

Original languageEnglish
Title of host publication2018 IEEE International Geoscience and Remote Sensing Symposium, IGARSS 2018 - Proceedings
Place of PublicationPiscataway, NJ
PublisherIEEE
Pages4423-4426
Number of pages4
ISBN (Electronic)978-1-5386-7150-4
ISBN (Print)978-1-5386-7149-8 (USB), 978-1-5386-7151-1
DOIs
Publication statusPublished - 31 Oct 2018
Event38th IEEE International Geoscience and Remote Sensing Symposium, IGARSS 2018: Observing, Understanding and Forcasting the Dynamics of Our Planet - Feria Valencia Convention & Exhibition Center, Valencia, Spain
Duration: 22 Jul 201827 Jul 2018
Conference number: 38
https://www.igarss2018.org/

Publication series

NameInternational Geoscience and Remote Sensing Symposium (IGARSS)
PublisherIEEE
Volume2018
ISSN (Print)2153-6996
ISSN (Electronic)2153-7003

Conference

Conference38th IEEE International Geoscience and Remote Sensing Symposium, IGARSS 2018
Abbreviated title2018
Country/TerritorySpain
CityValencia
Period22/07/1827/07/18
Internet address

Keywords

  • Line-infrastructure
  • Multi-sensor SAR
  • 2024 OA procedure

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