Sangam: A Confluence of Knowledge Streams

Application of a direct algorithm for the rectification of uncalibrated images

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dc.creator Ipson, Stanley S.
dc.creator Alzahrani, Ahmed S.
dc.creator Haigh, J.G.B.
dc.date 2009-12-14T09:30:27Z
dc.date 2009-12-14T09:30:27Z
dc.date 2004
dc.identifier Ipson, S.S., Alzharani, A. and Haigh, J.G.B. (2004). Application of a direct algorithm for the rectification of uncalibrated images. Information Sciences. Vol. 160, No. 1-4, pp. 53-71.
dc.identifier http://hdl.handle.net/10454/4083
dc.description No
dc.description An algorithm for the rectification of uncalibrated images is presented and applied to a variety of cases. The algorithm generates the rectifying transformations directly from the geometrical relationship between the images, using any three correspondences in the images to define a reference plane. A small set of correspondences is used to calculate an initial rectification. Additional correspondences are introduced semi-automatically, by correlating regions of the rectified images. Since the rectified images of surfaces in the reference plane have no relative distortion, features can be matched very accurately by correlation, allowing small changes in disparity to be detected. In the 3-d reconstruction of an architectural scene, differences in depth are resolved to about 0.001 of the distance from camera to subject.
dc.language en
dc.relation http://dx.doi.org/10.1016/j.ins.2003.07.012
dc.subject Image Rectification
dc.subject Disparity
dc.subject 3-D Reconstruction
dc.subject Fundamental Matrix
dc.subject Image Correspondence
dc.subject Epipolar Geometry
dc.title Application of a direct algorithm for the rectification of uncalibrated images
dc.type Article
dc.type No full-text available in the repository


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