Affine and Projective Structure from Motion
Author(s) -
S. Demey,
A. Zisserman,
Paul Beardsley
Publication year - 1992
Publication title -
citeseer x (the pennsylvania state university)
Language(s) - English
Resource type - Conference proceedings
DOI - 10.5244/c.6.6
Subject(s) - affine transformation , projective test , computer science , motion (physics) , computer vision , artificial intelligence , computer graphics (images) , mathematics , pure mathematics
We demonstrate the recovery of 3D structure from multiple images, without attempting to determine the motion between views. The structure is recovered up to a transformation by a 3D linear group the affine and projective group. The recovery does not require knowledge of camera intrinsic parameters or camera motion. Three methods for recovering such structure based on point correspondences are described and evaluated. The accuracy of recovered structure is assessed by measuring its invariants to the linear transformation, and by predicting image projections.
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