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Algorithms for efficient multi-temporal change detection in SAR imagery

  • Ursa Space Systems

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

Abstract

Advancements in the tasking and collection capabilities of SAR providers have reduced the spatiotemporal constraints on SAR-based change detection. As data constraints are relaxed, pairwise SAR-based change detection algorithms are rapidly becoming insufficient for summarizing change activity. To address this, we present two multi-temporal change detection algorithms that categorize, filter, and reduce the changes detected in any number of repeat pass SAR scenes: (1) Object Permanence change detection (OPcd); and (2) Activity Exclusion change detection (AEcd). When compared to traditional pairwise change detection methods, OPcd and AEcd allow for rapid digestion and efficient visualization of changes.

Original languageEnglish
Title of host publicationAlgorithms for Synthetic Aperture Radar Imagery XXX
EditorsEdmund Zelnio, Frederick D. Garber
PublisherSPIE
ISBN (Electronic)9781510661547
DOIs
Publication statusPublished - 2023
Externally publishedYes
EventAlgorithms for Synthetic Aperture Radar Imagery XXX 2023 - Orlando, United States
Duration: 2 May 2023 → 3 May 2023

Publication series

NameProceedings of SPIE - The International Society for Optical Engineering
Volume12520
ISSN (Print)0277-786X
ISSN (Electronic)1996-756X

Conference

ConferenceAlgorithms for Synthetic Aperture Radar Imagery XXX 2023
Country/TerritoryUnited States
CityOrlando
Period2/05/23 → 3/05/23

Keywords

  • Change Detection
  • Deforestation
  • Forest Change
  • SAR
  • Time Series

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