Image and signal restoration using pairwise Markov trees

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Abstract

This work deals with the statistical restoration of a hidden signal using pairwise Markov trees (PMT). PMT have been introduced recently in the case of a discrete hidden signal. We first show that PMT can perform better than the classical hidden Markov trees (HMT) when applied to unsupervised image segmentation. We next consider a PMT in a linear Gaussian model with continuous hidden data, and we give formulas of an original extension of the classical Kalman filter.

Original languageEnglish
Title of host publicationProceedings of the 2003 IEEE Workshop on Statistical Signal Processing, SSP 2003
PublisherIEEE Computer Society
Pages174-177
Number of pages4
ISBN (Electronic)0780379977
DOIs
Publication statusPublished - 1 Jan 2003
EventIEEE Workshop on Statistical Signal Processing, SSP 2003 - St. Louis, United States
Duration: 28 Sept 20031 Oct 2003

Publication series

NameIEEE Workshop on Statistical Signal Processing Proceedings
Volume2003-January

Conference

ConferenceIEEE Workshop on Statistical Signal Processing, SSP 2003
Country/TerritoryUnited States
CitySt. Louis
Period28/09/031/10/03

Keywords

  • Hidden Markov models
  • Image processing
  • Image restoration
  • Image segmentation
  • Sections
  • Signal processing
  • Signal restoration
  • Stochastic processes

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