Robust recovery of 3D ellipse data

S Pollard, J Porrill - BMVC92: Proceedings of the British Machine Vision …, 1992 - Springer
… with robust. accurate and computationally tractable methods for the automatic recovery of 3D
ellipse data … The processing paradigm relies heavily on the 2D image as a rich and robust

A triple-stage robust ellipse fitting algorithm based on outlier removal

C Long, Q Hu, M Zhao, D Li, Z Ouyang… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
robustness to outliers. Furthermore, we tackle the issue of multiple ellipses in the input data
by … to detect improved ellipse approximate objects that are consistent with 3D ellipsoids in …

Robust estimation of curvature information from noisy 3D data for shape description

CK Tang, G Medioni - Proceedings of the Seventh IEEE …, 1999 - ieeexplore.ieee.org
… Also, knowing the principal directions should help recovering the magnitude, which is the
subject of future research. According to the label inferred for each input ellipsoid, we have the …

Robust ellipse fitting based on sparse combination of data points

J Liang, M Zhang, D Liu, X Zeng… - … on Image Processing, 2013 - ieeexplore.ieee.org
… In this paper, we develop a robust ellipse fitting method … ellipse parameters by linearly
combining a subset of (“more accurate”) data points (formed from edge points) rather than all data

Ellipse recovery from blurred binary images

H Zamani, A Amini - IEEE Transactions on Image Processing, 2020 - ieeexplore.ieee.org
ellipses and apply a pooling technique to detect the ellipse. As we always search for a polynomial
of degree 2, this approach is more robust … the data points and the ellipse curve); based …

A hierarchical approach for fast and robust ellipse extraction

F Mai, YS Hung, H Zhong, WF Sze - Pattern Recognition, 2008 - Elsevier
ellipse or a circle in 3D space is projected to an ellipse in an image. Therefore, the extraction
of ellipses … of progressively higher levels of data description in a hierarchical approach, we …

From 3-d scattered data to geometric signal description: invariant stable recovery of straight line segments

P Hébert, D Laurendeau, R Bergevin - International journal of …, 1994 - World Scientific
… Even though much effort has been invested in surface description, robustellipse is
associated with more accurate data and will have more influence on the regression. Since data are …

Ellipse-based principal component analysis for self-intersecting curve reconstruction from noisy point sets

O Ruiz, C Vanegas, C Cadavid - The Visual Computer, 2011 - Springer
… intersection neighborhood in a more robust manner. Our ellipse-PCA algorithm will be tested
… This register avoids working with execution times, which are not a reliable data, since they …

From 3-D scattered data to geometric signal description: invariant stable recovery of straight line segments

P Hebert, D Laurendeau… - Applications Of Ai, Machine …, 1995 - World Scientific
… Even if we knew the ellipses of uncertainty associated with every measurement, it would not
be possible to apply standard or robust regression techniques21'22'24-26 since the subsets …

Robust shape recovery from occluding contours using a linear smoother

R Szeliski, R Weiss - International Journal of Computer Vision, 1998 - Springer
… The task considered in this paper is the recovery of the 3D … our modified smoother weights
the data most heavily towards the … We chose to use a truncated ellipsoid, since it is easy to …