Unsupervised segmentation of SAR images using Triplet Markov fields and Fisher noise distributions

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Abstract

This paper deals with SAR data segmentation in an unsupervised way. The model we propose is a combination of the nonstationary triplet Markov field recently introduced and the Fisher distributions. The first one allows modeling the different stationarities present in a given image. The second one has the advantage that is well adapted to this kind of data. We present an original technique based on Iterative Conditional Estimation method, to estimate the parameters of the model we propose. Application examples on simulated data and real SAR images are presented as well.

Original languageEnglish
Title of host publication2007 IEEE International Geoscience and Remote Sensing Symposium, IGARSS 2007
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages3891-3894
Number of pages4
ISBN (Print)1424412129, 9781424412129
DOIs
Publication statusPublished - 1 Jan 2007
Event2007 IEEE International Geoscience and Remote Sensing Symposium, IGARSS 2007 - Barcelona, Spain
Duration: 23 Jun 200728 Jun 2007

Publication series

NameInternational Geoscience and Remote Sensing Symposium (IGARSS)

Conference

Conference2007 IEEE International Geoscience and Remote Sensing Symposium, IGARSS 2007
Country/TerritorySpain
CityBarcelona
Period23/06/0728/06/07

Keywords

  • Fisher distributions
  • Nonstatioanry triplet Markov field
  • Parameters estimation
  • Synthetic aperture radar (SAR) images
  • Unsupervised segmentation

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