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A fast super-resolution algorithm with despeckling for multi-frame sonar images

  • Guanying Huo*
  • , Qingwu Li
  • , Xinnan Fan
  • *Corresponding author for this work
  • Hohai University Changzhou

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

Abstract

To obtain a high-resolution sonar image from a set of shifted and decimated low-resolution sonar images, a fast super-resolution algorithm with despeckling is proposed in this paper. According to the sonar imaging model, low-resolution images can be viewed as speckled and downsampled versions of the high-resolution image. Based on L1 norm minimization, original high-resolution sonar image can be obtained by non-iterative data fusion. Then the high-resolution sonar image is despeckled in Curvelet domain to get the final high-resolution image. Without iterative operation, the proposed algorithm is fast. Final simulation results indicate that the proposed algorithm is superior to other super-resolution methods.

Original languageEnglish
Title of host publication2nd International Conference on Information Science and Engineering, ICISE2010 - Proceedings
Pages3412-3415
Number of pages4
DOIs
StatePublished - 2010
Externally publishedYes
Event2nd International Conference on Information Science and Engineering, ICISE2010 - Hangzhou, China
Duration: 4 Dec 20106 Dec 2010

Publication series

Name2nd International Conference on Information Science and Engineering, ICISE2010 - Proceedings

Conference

Conference2nd International Conference on Information Science and Engineering, ICISE2010
Country/TerritoryChina
CityHangzhou
Period4/12/106/12/10

Keywords

  • Curvelet
  • Despeckling
  • Fast super-resolution
  • High-resolution
  • Non-iterative data fusion
  • Sonar image

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