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  • 标题:Graph-Based Matching of Stereo Image Features
  • 本地全文:下载
  • 作者:Olaf Hellwich
  • 期刊名称:ISPRS Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences
  • 印刷版ISSN:2194-9042
  • 电子版ISSN:2194-9050
  • 出版年度:1992
  • 卷号:XXIX Part B3
  • 页码:307-317
  • 出版社:Copernicus Publications
  • 摘要:A feature-based stereo vision method was developed. It utilizes a neighbourhood graph in order to control the searchfor matching edge pairs. Information about neighbourhood relations supports the establishment and the reliability ofmatches. The matching method does not exploit any geometric constraints and is therefore applicable to a wide range ofrelated problems, such as finding correspondence between images and maps. The most important advantages of thematching algorithm are its independence from human interaction and the use of curved edge segments.The proposed method was implemented in the form of a modular software package on a Sun workstation using theXWindow user interface. The complete software package forms a softcopy photogrammetric program package. Itsmodular nature provides the possibility to exchange parts in order to adjust it to future technological developments, anduse it for further stereo vision research. The features, advantages and problems of the proposed method are discussed.Digitized stereo image pairs for the investigation of automobile accidents are used to illustrate the method. For objectswith distinctive edges, 80 to 90% of the resultant densely distributed feature pairs were found to be correct
  • 关键词:Feature Extraction; Image Matching; Stereoscopy
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