Jacques-Olivier Lachaud

According to our database, Jacques-Olivier Lachaud authored at least 106 papers between 1996 and 2024.

Collaborative distances:

• Dijkstra number of four.
• Erdős number of four.

2024

Digital Calculus Frameworks and Comparative Evaluation of Their Laplace-Beltrami Operators.

Colin Weill-Duflos, David Coeurjolly, Jacques-Olivier Lachaud

Proceedings of the Discrete Geometry and Mathematical Morphology, 2024

New Characterizations of Full Convexity.

Fabien Feschet, Jacques-Olivier Lachaud

Proceedings of the Discrete Geometry and Mathematical Morphology, 2024

Construction of Fast and Accurate 2D Bijective Rigid Transformation.

Stéphane Breuils, David Coeurjolly, Jacques-Olivier Lachaud

Proceedings of the Discrete Geometry and Mathematical Morphology, 2024

2023

An Envelope Operator for Full Convexity to Define Polyhedral Models in Digital Spaces.

Fabien Feschet, Jacques-Olivier Lachaud

J. Math. Imaging Vis., October, 2023

Joint optimization of distortion and cut location for mesh parameterization using an Ambrosio-Tortorelli functional.

Colin Weill-Duflos, David Coeurjolly, Fernando de Goes, Jacques-Olivier Lachaud

Comput. Aided Geom. Des., September, 2023

Lightweight Curvature Estimation on Point Clouds with Randomized Corrected Curvature Measures.

Jacques-Olivier Lachaud, David Coeurjolly, C. Labart, Pascal Romon, Boris Thibert

Comput. Graph. Forum, August, 2023

2022

An Alternative Definition for Digital Convexity.

Jacques-Olivier Lachaud

J. Math. Imaging Vis., 2022

Corrected Curvature Measures.

Jacques-Olivier Lachaud, Pascal Romon, Boris Thibert

Discret. Comput. Geom., 2022

Full Convexity for Polyhedral Models in Digital Spaces.

Fabien Feschet, Jacques-Olivier Lachaud

Proceedings of the Discrete Geometry and Mathematical Morphology, 2022

A Simple Discrete Calculus for Digital Surfaces.

David Coeurjolly, Jacques-Olivier Lachaud

Proceedings of the Discrete Geometry and Mathematical Morphology, 2022

2021

Digital Surface Regularization With Guarantees.

David Coeurjolly, Jacques-Olivier Lachaud, Pierre Gueth

IEEE Trans. Vis. Comput. Graph., 2021

An Elastica-Driven Digital Curve Evolution Model for Image Segmentation.

Daniel Martins Antunes, Jacques-Olivier Lachaud, Hugues Talbot

J. Math. Imaging Vis., 2021

A Maximum-Flow Model for Digital Elastica Shape Optimization.

Daniel Martins Antunes, Jacques-Olivier Lachaud, Hugues Talbot

Proceedings of the Discrete Geometry and Mathematical Morphology, 2021

2020

An Optimized Framework for Plane-Probing Algorithms.

Jacques-Olivier Lachaud, Jocelyn Meyron, Tristan Roussillon

J. Math. Imaging Vis., 2020

Interpolated corrected curvature measures for polygonal surfaces.

Jacques-Olivier Lachaud, Pascal Romon, Boris Thibert, David Coeurjolly

Comput. Graph. Forum, 2020

2019

Analytical description of digital intersections: Minimal parameters and multiscale representation.

Mouhammad Said, Jacques-Olivier Lachaud

Theor. Comput. Sci., 2019

Laplace-Beltrami Operator on Digital Surfaces.

Thomas Caissard, David Coeurjolly, Jacques-Olivier Lachaud, Tristan Roussillon

J. Math. Imaging Vis., 2019

Combining voxel and normal predictions for multi-view 3D sketching.

Johanna Delanoy, David Coeurjolly, Jacques-Olivier Lachaud, Adrien Bousseau

Comput. Graph., 2019

Digital Plane Recognition with Fewer Probes.

Tristan Roussillon, Jacques-Olivier Lachaud

Proceedings of the Discrete Geometry for Computer Imagery, 2019

Digital Curvature Evolution Model for Image Segmentation.

Daniel Martins Antunes, Jacques-Olivier Lachaud, Hugues Talbot

Proceedings of the Discrete Geometry for Computer Imagery, 2019

Geometric Total Variation for Image Vectorization, Zooming and Pixel Art Depixelizing.

Bertrand Kerautret, Jacques-Olivier Lachaud

Proceedings of the Pattern Recognition - 5th Asian Conference, 2019

2018

Mumford-Shah Mesh Processing using the Ambrosio-Tortorelli Functional.

Nicolas Bonneel, David Coeurjolly, Pierre Gueth, Jacques-Olivier Lachaud

Comput. Graph. Forum, 2018

Regularization of voxel art.

David Coeurjolly, Pierre Gueth, Jacques-Olivier Lachaud

Proceedings of the Special Interest Group on Computer Graphics and Interactive Techniques Conference, 2018

2017

Two Plane-Probing Algorithms for the Computation of the Normal Vector to a Digital Plane.

Jacques-Olivier Lachaud, Xavier Provençal, Tristan Roussillon

J. Math. Imaging Vis., 2017

Digital Surface Regularization by Normal Vector Field Alignment.

David Coeurjolly, Pierre Gueth, Jacques-Olivier Lachaud

Proceedings of the Discrete Geometry for Computer Imagery, 2017

Heat Kernel Laplace-Beltrami Operator on Digital Surfaces.

Thomas Caissard, David Coeurjolly, Jacques-Olivier Lachaud, Tristan Roussillon

Proceedings of the Discrete Geometry for Computer Imagery, 2017

2016

An output-sensitive algorithm to compute the normal vector of a digital plane.

Jacques-Olivier Lachaud, Xavier Provençal, Tristan Roussillon

Theor. Comput. Sci., 2016

Properties of Gauss Digitized Shapes and Digital Surface Integration.

Jacques-Olivier Lachaud, Boris Thibert

J. Math. Imaging Vis., 2016

Piecewise smooth reconstruction of normal vector field on digital data.

David Coeurjolly, Marion Foare, Pierre Gueth, Jacques-Olivier Lachaud

Comput. Graph. Forum, 2016

Centerline detection on partial mesh scans by confidence vote in accumulation map.

Bertrand Kerautret, Adrien Krähenbühl, Isabelle Debled-Rennesson, Jacques-Olivier Lachaud

Proceedings of the 23rd International Conference on Pattern Recognition, 2016

On the Implementation of Centerline Extraction Based on Confidence Vote in Accumulation Map.

Bertrand Kerautret, Adrien Krähenbühl, Isabelle Debled-Rennesson, Jacques-Olivier Lachaud

Proceedings of the Reproducible Research in Pattern Recognition, 2016

Image restoration and segmentation using the Ambrosio-Tortorelli functional and Discrete Calculus.

Marion Foare, Jacques-Olivier Lachaud, Hugues Talbot

Proceedings of the 23rd International Conference on Pattern Recognition, 2016

Numerical Implementation of the Ambrosio-Tortorelli Functional Using Discrete Calculus and Application to Image Restoration and Inpainting.

Marion Foare, Jacques-Olivier Lachaud, Hugues Talbot

Proceedings of the Reproducible Research in Pattern Recognition, 2016

Interactive Curvature Tensor Visualization on Digital Surfaces.

Hélène Perrier, Jérémy Levallois, David Coeurjolly, Jean-Philippe Farrugia, Jean-Claude Iehl, Jacques-Olivier Lachaud

Proceedings of the Discrete Geometry for Computer Imagery, 2016

Computation of the Normal Vector to a Digital Plane by Sampling Significant Points.

Jacques-Olivier Lachaud, Xavier Provençal, Tristan Roussillon

Proceedings of the Discrete Geometry for Computer Imagery, 2016

Convergent Geometric Estimators with Digital Volume and Surface Integrals.

Jacques-Olivier Lachaud

Proceedings of the Discrete Geometry for Computer Imagery, 2016

2015

Robust Geometry Estimation Using the Generalized Voronoi Covariance Measure.

Louis Cuel, Jacques-Olivier Lachaud, Quentin Mérigot, Boris Thibert

SIAM J. Imaging Sci., 2015

Scale-space feature extraction on digital surfaces.

Jérémy Levallois, David Coeurjolly, Jacques-Olivier Lachaud

Comput. Graph., 2015

Feature extraction on digital snow microstructures.

Jérémy Levallois, David Coeurjolly, Jacques-Olivier Lachaud

Proceedings of the Special Interest Group on Computer Graphics and Interactive Techniques Conference, 2015

3D Geometric Analysis of Tubular Objects Based on Surface Normal Accumulation.

Bertrand Kerautret, Adrien Krähenbühl, Isabelle Debled-Rennesson, Jacques-Olivier Lachaud

Proceedings of the Image Analysis and Processing - ICIAP 2015, 2015

Precise Cross-Section Estimation on Tubular Organs.

Florent Grélard, Fabien Baldacci, Anne Vialard, Jacques-Olivier Lachaud

Proceedings of the Computer Analysis of Images and Patterns, 2015

2014

Meaningful Scales Detection: an Unsupervised Noise Detection Algorithm for Digital Contours.

Bertrand Kerautret, Jacques-Olivier Lachaud

Image Process. Line, 2014

Extraction of Connected Region Boundary in Multidimensional Images.

David Coeurjolly, Bertrand Kerautret, Jacques-Olivier Lachaud

Image Process. Line, 2014

Multigrid convergent principal curvature estimators in digital geometry.

David Coeurjolly, Jacques-Olivier Lachaud, Jérémy Levallois

Comput. Vis. Image Underst., 2014

Parameter-Free and Multigrid Convergent Digital Curvature Estimators.

Jérémy Levallois, David Coeurjolly, Jacques-Olivier Lachaud

Proceedings of the Discrete Geometry for Computer Imagery, 2014

Voronoi-Based Geometry Estimator for 3D Digital Surfaces.

Louis Cuel, Jacques-Olivier Lachaud, Boris Thibert

Proceedings of the Discrete Geometry for Computer Imagery, 2014

2013

Two efficient algorithms for computing the characteristics of a subsegment of a digital straight line.

Jacques-Olivier Lachaud, Mouhammad Said

Discret. Appl. Math., 2013

A combined multi-scale/irregular algorithm for the vectorization of noisy digital contours.

Antoine Vacavant, Tristan Roussillon, Bertrand Kerautret, Jacques-Olivier Lachaud

Comput. Vis. Image Underst., 2013

Integral Based Curvature Estimators in Digital Geometry.

David Coeurjolly, Jacques-Olivier Lachaud, Jérémy Levallois

Proceedings of the Discrete Geometry for Computer Imagery, 2013

2012

Meaningful Scales Detection along Digital Contours for Unsupervised Local Noise Estimation.

Bertrand Kerautret, Jacques-Olivier Lachaud

IEEE Trans. Pattern Anal. Mach. Intell., 2012

Meaningful Thickness Detection on Polygonal Curve.

Bertrand Kerautret, Jacques-Olivier Lachaud, Mouhammad Said

Proceedings of the ICPRAM 2012, 2012

Tangent estimation along 3D digital curves.

Michal Postolski, Marcin Janaszewski, Yukiko Kenmochi, Jacques-Olivier Lachaud

Proceedings of the 21st International Conference on Pattern Recognition, 2012

2011

Fully deformable 3D digital partition model with topological control.

Guillaume Damiand, Alexandre Dupas, Jacques-Olivier Lachaud

Pattern Recognit. Lett., 2011

Regularization of Discrete Contour by Willmore Energy.

Elie Bretin, Jacques-Olivier Lachaud, Édouard Oudet

J. Math. Imaging Vis., 2011

Two linear-time algorithms for computing the minimum length polygon of a digital contour.

Jacques-Olivier Lachaud, Xavier Provençal

Discret. Appl. Math., 2011

Accurate Curvature Estimation along Digital Contours with Maximal Digital Circular Arcs.

Tristan Roussillon, Jacques-Olivier Lachaud

Proceedings of the Combinatorial Image Analysis - 14th International Workshop, 2011

Dynamic Minimum Length Polygon.

Jacques-Olivier Lachaud, Xavier Provençal

Proceedings of the Combinatorial Image Analysis - 14th International Workshop, 2011

Combining Topological Maps, Multi-Label Simple Points, and Minimum-Length Polygons for Efficient Digital Partition Model.

Guillaume Damiand, Alexandre Dupas, Jacques-Olivier Lachaud

Proceedings of the Combinatorial Image Analysis - 14th International Workshop, 2011

Maximal Planes and Multiscale Tangential Cover of 3D Digital Objects.

Emilie Charrier, Jacques-Olivier Lachaud

Proceedings of the Combinatorial Image Analysis - 14th International Workshop, 2011

Computing the Characteristics of a SubSegment of a Digital Straight Line in Logarithmic Time.

Mouhammad Said, Jacques-Olivier Lachaud

Proceedings of the Discrete Geometry for Computer Imagery, 2011

Delaunay Properties of Digital Straight Segments.

Tristan Roussillon, Jacques-Olivier Lachaud

Proceedings of the Discrete Geometry for Computer Imagery, 2011

Circular Arc Reconstruction of Digital Contours with Chosen Hausdorff Error.

Bertrand Kerautret, Jacques-Olivier Lachaud, Thanh Phuong Nguyen

Proceedings of the Discrete Geometry for Computer Imagery, 2011

2010

Digital Shape Analysis with Maximal Segments.

Jacques-Olivier Lachaud

Proceedings of the Applications of Discrete Geometry and Mathematical Morphology, 2010

Multiscale Analysis of Digital Segments by Intersection of 2D Digital Lines.

Mouhammad Said, Jacques-Olivier Lachaud, Fabien Feschet

Proceedings of the 20th International Conference on Pattern Recognition, 2010

Unsupervised, Fast and Precise Recognition of Digital Arcs in Noisy Images.

Thanh Phuong Nguyen, Bertrand Kerautret, Isabelle Debled-Rennesson, Jacques-Olivier Lachaud

Proceedings of the Computer Vision and Graphics - International Conference, 2010

2009

Comparison and improvement of tangent estimators on digital curves.

François de Vieilleville, Jacques-Olivier Lachaud

Pattern Recognit., 2009

Curvature estimation along noisy digital contours by approximate global optimization.

Bertrand Kerautret, Jacques-Olivier Lachaud

Pattern Recognit., 2009

Lyndon + Christoffel = digitally convex.

Srecko Brlek, Jacques-Olivier Lachaud, Xavier Provençal, Christophe Reutenauer

Pattern Recognit., 2009

Multi-scale Analysis of Discrete Contours for Unsupervised Noise Detection.

Bertrand Kerautret, Jacques-Olivier Lachaud

Proceedings of the Combinatorial Image Analysis, 13th International Workshop, 2009

Top-Down Segmentation of Histological Images Using a Digital Deformable Model.

François de Vieilleville, Jacques-Olivier Lachaud, Paulette Herlin, Olivier Lezoray, Benoît Plancoulaine

Proceedings of the Advances in Visual Computing, 5th International Symposium, 2009

Digital Deformable Model Simulating Active Contours.

François de Vieilleville, Jacques-Olivier Lachaud

Proceedings of the Discrete Geometry for Computer Imagery, 2009

Multiscale Discrete Geometry.

Mouhammad Said, Jacques-Olivier Lachaud, Fabien Feschet

Proceedings of the Discrete Geometry for Computer Imagery, 2009

Multi-Label Simple Points Definition for 3D Images Digital Deformable Model.

Alexandre Dupas, Guillaume Damiand, Jacques-Olivier Lachaud

Proceedings of the Discrete Geometry for Computer Imagery, 2009

2008

Equivalence between Closed Connected <i>n</i> - <i>G</i> -Maps without Multi-Incidence and <i>n</i> -Surfaces.

Sylvie Alayrangues, Xavier Daragon, Jacques-Olivier Lachaud, Pascal Lienhardt

J. Math. Imaging Vis., 2008

Curvature Based Corner Detector for Discrete, Noisy and Multi-Scale Contours.

Bertrand Kerautret, Jacques-Olivier Lachaud, Benoît Naegel

Int. J. Shape Model., 2008

Experimental Comparison of Continuous and Discrete Tangent Estimators Along Digital Curves.

François de Vieilleville, Jacques-Olivier Lachaud

Proceedings of the Combinatorial Image Analysis, 12th International Workshop, 2008

Discrete Contour Extraction from Reference Curvature Function.

H. G. Nguyen, Bertrand Kerautret, Pascal Desbarats, Jacques-Olivier Lachaud

Proceedings of the Advances in Visual Computing, 4th International Symposium, 2008

Comparison of Discrete Curvature Estimators and Application to Corner Detection.

Bertrand Kerautret, Jacques-Olivier Lachaud, Benoît Naegel

Proceedings of the Advances in Visual Computing, 4th International Symposium, 2008

Robust Estimation of Curvature along Digital Contours with Global Optimization.

Bertrand Kerautret, Jacques-Olivier Lachaud

Proceedings of the Discrete Geometry for Computer Imagery, 2008

Combinatorial View of Digital Convexity.

Srecko Brlek, Jacques-Olivier Lachaud, Xavier Provençal

Proceedings of the Discrete Geometry for Computer Imagery, 2008

2007

Convex Digital Polygons, Maximal Digital Straight Segments and Convergence of Discrete Geometric Estimators.

François de Vieilleville, Jacques-Olivier Lachaud, Fabien Feschet

J. Math. Imaging Vis., 2007

Fast, accurate and convergent tangent estimation on digital contours.

Jacques-Olivier Lachaud, Anne Vialard, François de Vieilleville

Image Vis. Comput., 2007

2006

Computation of homology groups and generators.

Samuel Peltier, Sylvie Alayrangues, Laurent Fuchs, Jacques-Olivier Lachaud

Comput. Graph., 2006

Convex Shapes and Convergence Speed of Discrete Tangent Estimators.

Jacques-Olivier Lachaud, François de Vieilleville

Proceedings of the Advances in Visual Computing, Second International Symposium, 2006

Combinatorial Pyramids and Discrete Geometry for Energy-Minimizing Segmentation.

Martin Braure de Calignon, Luc Brun, Jacques-Olivier Lachaud

Proceedings of the Advances in Visual Computing, Second International Symposium, 2006

Revisiting Digital Straight Segment Recognition.

François de Vieilleville, Jacques-Olivier Lachaud

Proceedings of the Discrete Geometry for Computer Imagery, 13th International Conference, 2006

Espaces non-euclidiens et analyse d'image : modèles déformables riemanniens et discrets, topologie et géométrie discrète. (Non-Euclidean spaces and image analysis : Riemannian and discrete deformable models, discrete topology and geometry).

Jacques-Olivier Lachaud

, 2006

2005

Deformable model with a complexity independent from image resolution.

Jacques-Olivier Lachaud, Benjamin Taton

Comput. Vis. Image Underst., 2005

Maximal Digital Straight Segments and Convergence of Discrete Geometric Estimators.

François de Vieilleville, Jacques-Olivier Lachaud, Fabien Feschet

Proceedings of the Image Analysis, 14th Scandinavian Conference, 2005

Analysis and Comparative Evaluation of Discrete Tangent Estimators.

Jacques-Olivier Lachaud, Anne Vialard, François de Vieilleville

Proceedings of the Discrete Geometry for Computer Imagery, 12th International Conference, 2005

2004

Equivalence Between Regular n-G-Maps and n-Surfaces.

Sylvie Alayrangues, Xavier Daragon, Jacques-Olivier Lachaud, Pascal Lienhardt

Proceedings of the Combinatorial Image Analysis, 10th InternationalWorkshop, 2004

Resolution Independent Deformable Model.

Jacques-Olivier Lachaud, Benjamin Taton

Proceedings of the 17th International Conference on Pattern Recognition, 2004

2003

Coding cells of digital spaces: a framework to write generic digital topology algorithms.

Jacques-Olivier Lachaud

Electron. Notes Discret. Math., 2003

10th International Conference on Discrete Geometry for Computer Imagery: Discrete topology and geometry for image and object representation.

Jacques-Olivier Lachaud, Anne Vialard

Graph. Model., 2003

Geometric Measures on Arbitrary Dimensional Digital Surfaces.

Jacques-Olivier Lachaud, Anne Vialard

Proceedings of the Discrete Geometry for Computer Imagery, 11th International Conference, 2003

Deformable Model with Adaptive Mesh and Automated Topology Changes.

Jacques-Olivier Lachaud, Benjamin Taton

Proceedings of the 4th International Conference on 3D Digital Imaging and Modeling (3DIM 2003), 2003

2002

Deformable Model with Non-euclidean Metrics.

Benjamin Taton, Jacques-Olivier Lachaud

Proceedings of the Computer Vision, 2002

2001

Delaunay conforming iso-surface, skeleton extraction and noise removal.

Dominique Attali, Jacques-Olivier Lachaud

Comput. Geom., 2001

Discrete Deformable Boundaries for the Segmentation of Multidimensional Images.

Jacques-Olivier Lachaud, Anne Vialard

Proceedings of the Visual Form 2001, 4th International Workshop on Visual Form, 2001

2000

Continuous Analogs of Digital Boundaries: A Topological Approach to Iso-Surfaces.

Jacques-Olivier Lachaud, Annick Montanvert

Graph. Model., 2000

1999

Deformable meshes with automated topology changes for coarse-to-fine three-dimensional surface extraction.

Jacques-Olivier Lachaud, Annick Montanvert

Medical Image Anal., 1999

Constructing Iso-Surfaces Satisfying the Delaunay Constraint: Application to the Skeleton Computation.

Dominique Attali, Jacques-Olivier Lachaud

Proceedings of the 1oth International Conference on Image Analysis and Processing (ICIAP 1999), 1999

1998

Extraction de surfaces à partir d'images tridimensionnelles : approche discrète et approche par modèle déformable. (Surface extraction from three-dimensional images : discrete approach and deformable model approach).

Jacques-Olivier Lachaud

PhD thesis, 1998

Digital Surfaces as a Basis for Building Isosurfaces.

Jacques-Olivier Lachaud, Annick Montanvert

Proceedings of the 1998 IEEE International Conference on Image Processing, 1998

1996

Volumic Segmentation using Hierarchical Representation and Triangulated Surface.

Jacques-Olivier Lachaud, Annick Montanvert

Proceedings of the Computer Vision, 1996

Topologically defined iso-surfaces.

Jacques-Olivier Lachaud

Proceedings of the Discrete Geometry for Computer Imagery, 1996