image analysis

Digital geometry tools and Algorithm.

Since 2010.

An open-source generic C++ library for digital geometry.

Co-founder

Multiscale Analysis of Discrete Contours for Unsupervised Noise Detection

Blurred segments [2] were introduced in discrete geometry to address possible noise along discrete contours. The noise is not really …

B. Kerautret, Jacques-Olivier Lachaud

Multiscale Analysis of Discrete Contours for Unsupervised Noise Detection

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

Discrete Contour Extraction from Reference Curvature Function

Géométrie discréte et images numériques

Dans ce chapitre, nous traitons de l’approximation des surfaces discrètes par des maillages. Cette transformation ne sera pas …

Jacques-Olivier Lachaud, S. Valette

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

FOuille de GRandes IMages MIcroscopiques

(ANR project ANR-06-MDCA-0008)

Nov. 2006 - Oct. 2010

Team leader LaBRI/LAMA

FOGRIMMI

Deformable Model with a Complexity Independent from Image Resolution

We present a parametric deformable model which recovers image components with a complexity independent from the resolution of input …

Jacques-Olivier Lachaud, B. Taton

Deformable Model with a Complexity Independent from Image Resolution

Resolution Independent Deformable Model

In this paper we propose a parametric deformable model that automatically adapts its topology and that recovers accurately image …

Jacques-Olivier Lachaud, B. Taton

Resolution Independent Deformable Model

Discrete deformable boundaries for the segmentation of multidimensional images

Energy-minimizing techniques are an interesting approach to the segmentation problem. They extract image components by deforming a …

Jacques-Olivier Lachaud, A. Vialard

Discrete deformable boundaries for the segmentation of multidimensional images

Deformable Meshes with Automated Topology Changes for Coarse-to-fine 3D Surface Extraction

This work presents a generic deformable model for extracting objects from volumetric data with a coarse-to-fine approach. This model is …

Jacques-Olivier Lachaud, A. Montanvert