A New Method of Feature Based Image Mosaic

  • Xianyong Fang
  • , Zhigeng Pan
  • , Gaoqi He
  • , L. I. Li

Research output: Contribution to journalArticlepeer-review

1 Scopus citations

Abstract

A new feature based image mosaic method is presented in this paper. Our main contribution is an improved RANSAC algorithm based on the modified median flow filter to find the inliers and the homography between the images. This algorithm overcomes the limit of local feature detection and thus improves the stability of homography calculation. Except for the RANSAC algorithm, PCA-SIFT is used to detect features because it is more compact, more robust and faster than the standard SIFT. The priority search is also used to match the feature points in a faster way than BBF search. Experiments show that our method is robust for image mosaic.

Original languageEnglish
Pages (from-to)497-510
Number of pages14
JournalInternational Journal of Image and Graphics
Volume6
Issue number3
DOIs
StatePublished - 1 Jul 2006
Externally publishedYes

Keywords

  • Feature based automatic image mosaic
  • PCA-SIFT
  • RANSAC
  • median flow filter
  • priority search

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