An Automated System to Monitor River Ice Conditions Using Visible Infrared Imaging Radiometer Suite Imagery

Marouane Temimi, Mohamed Abdelkader, Achraf Tounsi, Naira Chaouch, Shawn Carter, Bill Sjoberg, Alison Macneil, Norman Bingham-Maas

Research output: Contribution to journalArticlepeer-review

Abstract

This study presents an innovative, automated deep learning-based technique for near real-time satellite monitoring of river ice conditions in northern watersheds of the United States and Canada. The method leverages high-resolution imagery from the VIIRS bands onboard the NOAA-20 and NPP satellites and employs the U-Net deep learning algorithm for the semantic segmentation of images under varying cloud and land surface conditions. The system autonomously generates detailed maps delineating classes such as water, land, vegetation, snow, river ice, cloud, and cloud shadow. The verification of system outputs was performed quantitatively by comparing with existing ice extent maps in the northeastern US and New Brunswick, Canada, yielding a Probability of Detection of 0.77 and a False Alarm rate of 0.12, suggesting commendable accuracy. Qualitative assessments were also conducted, corroborating the reliability of the system and underscoring its utility in monitoring hydraulic and hydrological processes across northern watersheds. The system’s proficiency in accurately capturing the phenology of river ice, particularly during onset and breakup times, testifies to its potential as a valuable tool in the realm of river ice monitoring.

Original languageEnglish
Article number4896
JournalRemote Sensing
Volume15
Issue number20
DOIs
StatePublished - Oct 2023

All Science Journal Classification (ASJC) codes

  • General Earth and Planetary Sciences

Keywords

  • U-Net
  • VIIRS
  • breakup
  • flood
  • freeze up
  • ice jams
  • natural hazards
  • river ice

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