Long range iris recognition: A survey

K Nguyen, C Fookes, R Jillela, S Sridharan, A Ross - Pattern Recognition, 2017 - Elsevier
The term “iris” refers to the highly textured annular portion of the human eye that is externally
visible. An iris recognition system exploits the richness of these textural patterns to …

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 …

A high-accuracy circular hole measurement method based on multi-camera system

L Tao, R ** for ellipse detection acceleration
Q Jia, X Fan, Y Yang, X Liu, Z Luo… - … on Image Processing, 2023 - ieeexplore.ieee.org
It is challenging to characterize the intrinsic geometry of high-degree algebraic curves with
lower-degree algebraic curves. The reduction in the curve's degree implies lower …

Robust ellipse fitting with Laplacian kernel based maximum correntropy criterion

C Hu, G Wang, KC Ho, J Liang - IEEE Transactions on Image …, 2021 - ieeexplore.ieee.org
The performance of ellipse fitting may significantly degrade in the presence of outliers, which
can be caused by occlusion of the object, mirror reflection or other objects in the process of …

Robust ellipse fitting using hierarchical Gaussian mixture models

M Zhao, X Jia, L Fan, Y Liang… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
Fitting ellipses from unrecognized data is a fundamental problem in computer vision and
pattern recognition. Classic least-squares based methods are sensitive to outliers. To …

Accurate detection of ellipses with false detection control at video rates using a gradient analysis

H Dong, DK Prasad, IM Chen - Pattern Recognition, 2018 - Elsevier
Accurate ellipse detection in image streams at real-time execution is an open challenge. We
present a novel fast and robust ellipse detection method. The method adopts arcs selection …

A Bayesian Approach Toward Robust Multidimensional Ellipsoid-Specific Fitting

M Zhao, X Jia, L Ma, Y Shi, J Jiang, Q Li… - … on Pattern Analysis …, 2024 - ieeexplore.ieee.org
This work presents a novel and effective method for fitting multidimensional ellipsoids (ie,
ellipsoids embedded in) to scattered data in the contamination of noise and outliers. Unlike …

Automatic gallbladder and gallstone regions segmentation in ultrasound image

J Lian, Y Ma, Y Ma, B Shi, J Liu, Z Yang… - International journal of …, 2017 - Springer
Purpose As gallbladder diseases including gallstone and cholecystitis are mainly diagnosed
by using ultra-sonographic examinations, we propose a novel method to segment the …