Reconstruction of surfaces of revolution from single uncalibrated views Export

@article{citeulike:3384258, abstract = {This paper addresses the problem of recovering the 3D shape of a surface of revolution from a single uncalibrated perspective view. The algorithm introduced here makes use of the invariant properties of a surface of revolution and its silhouette to locate the image of the revolution axis, and to calibrate the focal length of the camera. The image is then normalized and rectified such that the resulting silhouette exhibits bilateral symmetry. Such a rectification leads to a simpler differential analysis of the silhouette, and yields a simple equation for depth recovery. It is shown that under a general camera configuration, there will be a 2-parameter family of solutions for the reconstruction. The first parameter corresponds to an unknown scale, whereas the second one corresponds to an unknown attitude of the object. By identifying the image of a latitude circle, the ambiguity due to the unknown attitude can be resolved. Experimental results on real images are presented, which demonstrate the quality of the reconstruction.}, author = {Wong, Kwan-Yee K. and Mendon\c{c}a, Paulo R. S. and Cipolla, Roberto}, citeulike-article-id = {3384258}, citeulike-linkout-0 = {http://dx.doi.org/10.1016/j.imavis.2004.02.003}, citeulike-linkout-1 = {http://linkinghub.elsevier.com/retrieve/pii/S0262-8856(04)00050-2}, doi = {10.1016/j.imavis.2004.02.003}, issn = {02628856}, journal = {Image and Vision Computing}, keywords = {3d, reconstruction, sor}, month = {September}, number = {10}, pages = {829--836}, posted-at = {2008-10-07 18:55:47}, priority = {2}, title = {Reconstruction of surfaces of revolution from single uncalibrated views}, url = {http://dx.doi.org/10.1016/j.imavis.2004.02.003}, volume = {22}, year = {2004} }

TY - JOUR ID - citeulike:3384258 L3 - citeulike-article-id:3384258 N2 - This paper addresses the problem of recovering the 3D shape of a surface of revolution from a single uncalibrated perspective view. The algorithm introduced here makes use of the invariant properties of a surface of revolution and its silhouette to locate the image of the revolution axis, and to calibrate the focal length of the camera. The image is then normalized and rectified such that the resulting silhouette exhibits bilateral symmetry. Such a rectification leads to a simpler differential analysis of the silhouette, and yields a simple equation for depth recovery. It is shown that under a general camera configuration, there will be a 2-parameter family of solutions for the reconstruction. The first parameter corresponds to an unknown scale, whereas the second one corresponds to an unknown attitude of the object. By identifying the image of a latitude circle, the ambiguity due to the unknown attitude can be resolved. Experimental results on real images are presented, which demonstrate the quality of the reconstruction. IS - 10 JF - Image and Vision Computing SN - 02628856 EP - 836 TI - Reconstruction of surfaces of revolution from single uncalibrated views VL - 22 SP - 829 KW - 3d KW - reconstruction KW - sor AU - Wong, Kwan-Yee AU - Mendonça, Paulo AU - Cipolla, Roberto PY - 2004/09// UR - http://dx.doi.org/10.1016/j.imavis.2004.02.003 ER -