FOGRIMMI

Nov 1, 2006
website
Heterogenous data

This project gathers members of four laboratories: GREYC (Leader, Caen), SIC (Poitiers), LIRIS (Lyon), LaBRI (Bordeaux) then LAMA (Chambéry), and the medical center François Baclesse.

image analysis image segmentation large images histological images digital geometry
Jacques-Olivier Lachaud
Jacques-Olivier Lachaud
Professor of Computer Science

My research interests include digital geometry, geometry processing, image analysis, variational models and discrete calculus.

Publications

Combining Topological Maps, Multi-Label Simple Points, and Minimum-Length Polygons for Efficient Digital Partition Model
Deformable models have shown great potential for image segmentation. They include discrete models whose combinatorial formulation leads …
G. Damiand, A. Dupas, Jacques-Olivier Lachaud
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Combining Topological Maps, Multi-Label Simple Points, and Minimum-Length Polygons for Efficient Digital Partition Model
Fully deformable 3D digital partition model with topological control
The main contribution of this paper is the definition of multi-label simple points ensuring that the partition topology remains …
G. Damiand, A. Dupas, Jacques-Olivier Lachaud
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Fully deformable 3D digital partition model with topological control
Two linear-time algorithms for computing the minimum length polygon of a digital contour
The Minimum Length Polygon (MLP) is an interesting first order approximation of a digital contour. For instance, the convexity of the …
Jacques-Olivier Lachaud, X. Provençal
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Two linear-time algorithms for computing the minimum length polygon of a digital contour
Digital Deformable Model Simulating Active Contours
Deformable models are continuous energy-minimizing techniques that have been successfully applied to image segmentation and tracking …
F. de Vieilleville, Jacques-Olivier Lachaud
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Digital Deformable Model Simulating Active Contours
Multi-Label Simple Points Definition for 3D Images Digital Deformable Model
The main contribution of this paper is the definition of multilabel simple points that ensures that the partition topology remains …
A. Dupas, G. Damiand, Jacques-Olivier Lachaud
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Multi-Label Simple Points Definition for 3D Images Digital Deformable Model
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
Two linear-time algorithms for computing the minimum length polygon of a digital contour
The Minimum Length Polygon (MLP) is an interesting first order approximation of a digital contour. For instance, the convexity of the …
X. Provençal, Jacques-Olivier Lachaud
PDF Cite Project URL
Two linear-time algorithms for computing the minimum length polygon of a digital contour