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Journal of MathematicsVolume 2013 2013, Article ID 753981, 5 pages

Research ArticleDepartment of Mathematics, University of Alabama at Birmingham, Birmingham, AL 35294, USA

Received 3 September 2012; Revised 22 October 2012; Accepted 23 October 2012

Academic Editor: Ada Che

Copyright © 2013 N. Chernov et al. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.


Fitting straight lines and simple curved objects circles, ellipses, etc. to observed data points is a basic task in computer vision andmodern statistics errors-in-variables regression. We have investigated the problem of existence of the best fit in our previous paper see Chernov et al. 2012. Here we deal with the issue of uniqueness of the best fit.

Autor: N. Chernov, Q. Huang, and H. Ma



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