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Medical image reconstruction based on Bayesian compressed sensing

  • Yu Hong Li*
  • , De Feng Wang
  • , L. M. Lui
  • , A. T. Ahuja
  • , Pheng Ann Heng
  • *Corresponding author for this work
  • Shenzhen Institute of Advanced Technology
  • Shenzhen Key Lab of Neuro Psychiatric Modulation
  • Chinese University of Hong Kong

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

Abstract

A medical image reconstruction method based on sparse Bayesian compressed sensing is presented, and the method employs a hierarchical model of the Laplace prior to model the sparse wavelet coefficients and unknown images. The experiments are designed to compare the Bayesian Compressed Sensing (BCS) method with the Basis Pursuit (BP) algorithm and the Orthogonal Matching Pursuit (OMP) algorithm. The results imply that the presented algorithm exceeds the greedy algorithm and the linear programming such as BP and OMP etc.

Original languageEnglish
Title of host publicationProceedings of 2011 International Conference on Machine Learning and Cybernetics, ICMLC 2011
PublisherIEEE Computer Society
Pages1819-1824
Number of pages6
ISBN (Print)9781457703065
DOIs
StatePublished - 2011
Externally publishedYes
Event10th International Conference on Machine Learning and Cybernetics, ICMLC 2011 - Guilin, Guangxi, China
Duration: 10 Jul 201113 Jul 2011

Publication series

NameProceedings - International Conference on Machine Learning and Cybernetics
Volume4
ISSN (Print)2160-133X
ISSN (Electronic)2160-1348

Conference

Conference10th International Conference on Machine Learning and Cybernetics, ICMLC 2011
Country/TerritoryChina
CityGuilin, Guangxi
Period10/07/1113/07/11

Keywords

  • Compressed sensing
  • Gaussian distribution
  • Image reconstruction
  • Laplace prior
  • Marginal likelihood
  • Sparse Bayesian

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