image segmentation

Elastica Energy Regularization via Graph Cuts
We propose a graph cut model to optimize bidimensional shapes with respect to the elastica energy. At each iteration our model selects …
Daniel Martins Antunes, Jacques-Olivier Lachaud, Hugues Talbot
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Elastica Energy Regularization via Graph Cuts
A Maximum-Flow Model for Digital Elastica Shape Optimization
The Elastica is a curve regularization model that integrates the squared curvature in addition to the curve length. It has been shown …
Daniel Martins Antunes, Jacques-Olivier Lachaud, Hugues Talbot
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A Maximum-Flow Model for Digital Elastica Shape Optimization
An Elastica-Driven Digital Curve Evolution Model for Image Segmentation
Geometric priors have been shown to be useful in image segmentation to regularize results. For example, the classical Mumford-Shah …
Daniel Martins Antunes, Jacques-Olivier Lachaud, Hugues Talbot
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An Elastica-Driven Digital Curve Evolution Model for Image Segmentation
A discrete calculus model of Ambrosio-Tortorelli’s functional
Invited talk.
May 23, 2019 12:00 AM — 12:00 AM Laboratoire de Mathématiques, LAMA, Chambéry, France
Jacques-Olivier Lachaud
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A discrete calculus model of Ambrosio-Tortorelli’s functional
Discrete calculus model of Ambrosio-Tortorelli’s functional
Invited talk.
Mar 3, 2019 12:00 AM — Mar 8, 2019 12:00 AM Banff International Research Station, Banff, Alberta, Canada
Jacques-Olivier Lachaud
Code Project Slides (PDF)
Discrete calculus model of Ambrosio-Tortorelli’s functional
Digital Curvature Evolution Model for Image Segmentation
Recent works have indicated the potential of using curvature as a regularizer in image segmentation, in particular for the class of …
D. Antunes, Jacques-Olivier Lachaud, H. Talbot
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Digital Curvature Evolution Model for Image Segmentation
Top-Down Segmentation of Histological Images Using a Digital Deformable Model
This paper presents a straightforward top-down segmentation method based on a contour approach on histological images. Our approach …
F. de Vieilleville, Jacques-Olivier Lachaud, P. Herlin, O. Lezoray, B. Plancoulaine
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Top-Down Segmentation of Histological Images Using a Digital Deformable Model
Discrete Contour Extraction from Reference Curvature Function
A robust discrete curvature estimator was recently proposed by Kerautret et al. [1]. In this paper, we exploit the precision and …
H. G. Nguyen, B. Kerautret, P. Desbarats, Jacques-Olivier Lachaud
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Discrete Contour Extraction from Reference Curvature Function
Combinatorial pyramids and discrete geometry for energy-minimizing segmentation
This paper defines the basis of a new hierarchical framework for segmentation algorithms based on energy minimization schemes. This …
M. Braure de Calignon, L. Brun, Jacques-Olivier Lachaud
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Combinatorial pyramids and discrete geometry for energy-minimizing segmentation
FOGRIMMI

FOuille de GRandes IMages MIcroscopiques

(ANR project ANR-06-MDCA-0008)

Nov. 2006 - Oct. 2010

Team leader LaBRI/LAMA

website
FOGRIMMI