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An AM-FM model for motion estimation in atherosclerotic plaque videos

  • V. Murray
  • , S. E. Murillo
  • , M. S. Pattichis
  • , C. P. Loizou
  • , C. S. Pattichis
  • , E. Kyriacou
  • , A. Nicolaides
  • University of New Mexico
  • Intercollege Limassol Campus
  • University of Cyprus
  • Cyprus Institute of Neurology and Genetics
  • Imperial College London

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

18 Scopus citations

Abstract

We present new multidimensional Amplitude-Modulation Frequency-Modulation (AM-FM) methods for motion estimation. For a single AM-FM component we show that the optical flow constraint leads to separate equations for amplitude modulation (AM) and frequency modulation (FM). We compare our approach with phase-based estimation developed by Fleet and Jepson and also the original optical flow method by Horn and Schunck. An advantage of the proposed method is that it provides for dense estimates that remain accurate over the entire video. We also present preliminary results on atherosclerotic plaques videos where the AM method appears to work best.

Original languageEnglish
Title of host publicationConference Record of the 41st Asilomar Conference on Signals, Systems and Computers, ACSSC
PublisherIEEE Computer Society
Pages746-750
Number of pages5
ISBN (Print)9781424421107
DOIs
StatePublished - 2007
Externally publishedYes
Event41st Asilomar Conference on Signals, Systems and Computers, ACSSC 2007 - Pacific Grove, CA, United States
Duration: 4 Nov 20077 Nov 2007

Publication series

NameConference Record - Asilomar Conference on Signals, Systems and Computers
ISSN (Print)1058-6393

Conference

Conference41st Asilomar Conference on Signals, Systems and Computers, ACSSC 2007
Country/TerritoryUnited States
CityPacific Grove, CA
Period4/11/077/11/07

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