Arc-support line segments revisited: An efficient high-quality ellipse detection

C Lu, S Xia, M Shao, Y Fu - IEEE Transactions on Image …, 2019 - ieeexplore.ieee.org
Over the years many ellipse detection algorithms spring up and are studied broadly, while
the critical issue of detecting ellipses accurately and efficiently in real-world images remains …

A fast and effective ellipse detector for embedded vision applications

M Fornaciari, A Prati, R Cucchiara - Pattern Recognition, 2014 - Elsevier
Several papers addressed ellipse detection as a first step for several computer vision
applications, but most of the proposed solutions are too slow to be applied in real time on …

ElliFit: An unconstrained, non-iterative, least squares based geometric Ellipse Fitting method

DK Prasad, MKH Leung, C Quek - Pattern Recognition, 2013 - Elsevier
A novel ellipse fitting method which is selective for digital and noisy elliptic curves is
proposed in this paper. The method aims at fitting an ellipse only when the data points are …

Arc adjacency matrix-based fast ellipse detection

C Meng, Z Li, X Bai, F Zhou - IEEE Transactions on Image …, 2020 - ieeexplore.ieee.org
Fast and accurate ellipse detection is critical in certain computer vision tasks. In this paper,
we propose an arc adjacency matrix-based ellipse detection (AAMED) method to fulfill this …

Edge curvature and convexity based ellipse detection method

DK Prasad, MKH Leung, SY Cho - Pattern Recognition, 2012 - Elsevier
In this paper, we propose a novel ellipse detection method for real images. The proposed
method uses the information of edge curvature and their convexity in relation to other edge …

A parameterless line segment and elliptical arc detector with enhanced ellipse fitting

V Pătrăucean, P Gurdjos, RG Von Gioi - … 7-13, 2012, Proceedings, Part II …, 2012 - Springer
We propose a combined line segment and elliptical arc detector, which formally guarantees
the control of the number of false positives and requires no parameter tuning. The accuracy …

Fast and efficient median filter for removing 1–99% levels of salt-and-pepper noise in images

MH Hsieh, FC Cheng, MC Shie, SJ Ruan - Engineering Applications of …, 2013 - Elsevier
This paper proposes a new median filter using prior information to capture natural pixels for
restoration. In addition to being very efficient in logic execution, the proposed filter restores …

A fast ellipse detector using projective invariant pruning

Q Jia, X Fan, Z Luo, L Song… - IEEE Transactions on …, 2017 - ieeexplore.ieee.org
Detecting elliptical objects from an image is a central task in robot navigation and industrial
diagnosis, where the detection time is always a critical issue. Existing methods are hardly …

Coherent chord computation and cross ratio for accurate ellipse detection

M Zhao, X Jia, L Ma, LM Hu, DM Yan - Pattern Recognition, 2024 - Elsevier
This paper presents a new method for detecting ellipses in images, which has many
applications in pattern recognition and robotic tasks. Previous approaches typically use …

Detection method of manufacturing defects on aircraft surface based on fringe projection

R Xia, J Zhao, T Zhang, R Su, Y Chen, S Fu - Optik, 2020 - Elsevier
For high-value aircraft, in order to ensure their stealth, pneumatic and safety characteristics,
surface geometric defects such as unacceptable rivet height and seam width must be …