Matching-Constrained Active Contours

J Wang, KL Chan - arXiv preprint arXiv:1307.6303, 2013 - arxiv.org
… initial contour is provided by the user. This paper extends the conventional active contour
, which gives rise to a novel matching-constrained active contour. The numerical solution to the …

Matching-constrained active contours with affine-invariant shape prior

J Wang, SK Yeung, KL Chan - Computer Vision and Image Understanding, 2015 - Elsevier
… Automatic object segmentation by matching-constrained active contour In this subsection,
we evaluate the matching-constrained active contour. The centroids of the template objects …

A novel shape constrained feature-based active contour model for lips/mouth segmentation in the wild

THN Le, M Savvides - Pattern Recognition, 2016 - Elsevier
… In this paper, we propose a novel joint formulation of feature-based active contour (FAC) and
… by a 2D Modified Active Shape Model (MASM) whereas the active contour model is based …

Linear feature extraction by least squares template matching constrained by internal shape forces

A Gruen, P Agouris - ISPRS Commission III Symposium …, 1994 - spiedigitallibrary.org
… A performance comparison of least squares template matching to active contour models has
… On the other hand, active contour models may not be as precise but their global nature en…

Reformulating active contours for object segmentation

J Wang - 2012 - dr.ntu.edu.sg
… is a method to enable automatic contour initialization in active contours for segmenting the
object of … into the active contour framework, a matching-constrained active contour model for …

Least squares 3D surface and curve matching

A Gruen, D Akca - ISPRS Journal of Photogrammetry and Remote …, 2005 - Elsevier
… The method of active contour models (Snakes) was formulated in a least … contour instead
of a rectangle as the template. This elegant method considerably improves the active contour

[PDF][PDF] Automatic initialization of active contours for segmentation of ultrasound images of breast cancer

K Kirimasthong, SS Makhanov, A Rodtook - 2017 - ethesisarchive.library.tu.ac.th
… A number of popular codes for US image segmentation are based on the active contours (snakes)
and on a variety of modifications of gradient vector flow (GVF). The snakes have been …

Extraction of 3D linear features from multiple images by LSB-snakes

A Gruen, H Li - … Techniques with Scene Analysis and Machine …, 1997 - spiedigitallibrary.org
… In this paper, active contour models are formulated in a least squares context and
extended to integrate multiple images for feature extraction in a fully 3-D mode. With such a …

A hybrid level set with semantic shape constraint for object segmentation

B Wang, X Yuan, X Gao, X Li… - IEEE transactions on …, 2018 - ieeexplore.ieee.org
Active contour models (ACMs) have been widely used in a … [29] proposed an automated
matching-constrained ACM … Yeungb, and KL Chan, “Matching-constrained active contours

[PDF][PDF] Semi-automatic linear feature extraction by dynamic programming and LSB-snakes

A Gruen, H Li - Photogrammetric engineering and remote sensing, 1997 - researchgate.net
This paper deals with semi-automatic linear feature extraction from digital images for GIS
data capture, where the identification task is pe $ ormed manually on a single image, while a …