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Consortium
This project gathers members of four laboratories: LIRIS (Leader, Lyon), LAMA (Chambéry), LJK (Grenoble), and CEN/Météofrance (Grenoble).
digital geometry
discrete geometric estimators
snow metamorphism
applied mathematics
3D
microtomography
![Jacques-Olivier Lachaud](/authors/admin/avatar_hu0d65827bd47efa55faae3ea57f471eb7_272739_270x270_fill_q75_lanczos_center.jpg)
Jacques-Olivier Lachaud
Professor of Computer Science
My research interests include digital geometry, geometry processing, image analysis, variational models and discrete calculus.
Publications
We propose a framework to represent a partition that evolves under mean curvature flows and volume constraints. Its principle follows a …
Élie Bretin, Roland Denis, Jacques-Olivier Lachaud, Édouard Oudet
We present, in details, a generic tool to estimate differential geometric quantities on digital shapes, which are subsets of …
Jacques-Olivier Lachaud, D. Coeurjolly, J. Levallois
A digital plane is the set of integer points located between to parallel planes. We solve the following problem: how to compute the …
Jacques-Olivier Lachaud, X. Provençal, T. Roussillon
Digital planes are sets of integer points located between two parallel planes. We present a new algorithm that computes the normal …
Jacques-Olivier Lachaud, X. Provençal, T. Roussillon
Interactive visualization is a very convenient tool to explore complex scientific data or to try different parameter settings for a …
H. Perrier, J. Levallois, D. Coeurjolly, J. -P. Farrugia, J. -C. Iehl, Jacques-Olivier Lachaud
The Voronoi covariance measure (VCM) of a compact set K of
$\mathbb{R}^d$ is a tensor-valued measure that encodes geometrical …
L. Cuel, Jacques-Olivier Lachaud, Q. Mérigot, B. Thibert
A classical problem in many computer graphics applications consists in extracting significant zones or points on an object surface, …
J. Levallois, D. Coeurjolly, Jacques-Olivier Lachaud
In many geometry processing applications, the estimation of differential geometric quantities such as curvature or normal vector field …
D. Coeurjolly, Jacques-Olivier Lachaud, J. Levallois
In many geometry processing applications, the estimation of differential geometric quantities such as curvature or normal vector field …
J. Levallois, D. Coeurjolly, Jacques-Olivier Lachaud
We propose a robust estimator of geometric quantities such as normals, curvature directions and sharp features for 3D digital surfaces. …
L. Cuel, Jacques-Olivier Lachaud, B. Thibert
In many geometry processing applications, the estimation of differential geometric quantities such as curvature or normal vector field …
D. Coeurjolly, Jacques-Olivier Lachaud, J. Levallois
Events
Keynote speaker at DGCI 2016, Nantes.
Apr 18, 2016 9:00 AM — 10:00 AM
Nantes, France
Jacques-Olivier Lachaud
Invited talk.
Nov 18, 2013 12:00 AM — Nov 22, 2013 12:00 AM
Centre International de Recherche Mathématique (CIRM), Luminy, France
Jacques-Olivier Lachaud