
Jacques-Olivier Lachaud
Professeur d'Informatique à l'Université Savoie Mont Blanc
116
Documents
Publications
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Publications
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Digital Calculus Frameworks and Comparative Evaluation of their Laplace-Beltrami operators ⋆IAPR Third International Conference on Discrete Geometry and Mathematical Morphology, Apr 2024, Florence, Italy
Communication dans un congrès
hal-04486655
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New Characterizations of Full ConvexityInternational Conference on Discrete Geometry and Mathematical Morphology, Apr 2024, Firenze, Italy, Italy. pp.41-53, ⟨10.1007/978-3-031-57793-2_4⟩
Communication dans un congrès
hal-04735219
v1
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Construction of Fast and Accurate 2D Bijective Rigid TransformationIAPR Third International Conference on Discrete Geometry and Mathematical Morphology, Apr 2024, Florence, Italy
Communication dans un congrès
hal-04486661
v1
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A Simple Discrete Calculus for Digital SurfacesSecond International Conference on Discrete Geometry and Mathematical Morphology, Oct 2022, Strasbourg, France
Communication dans un congrès
hal-03719330
v1
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Full Convexity for Polyhedral Models in Digital SpacesDGMM 2022 - IAPR Second International Conference on Discrete Geometry and Mathematical Morphology, Étienne Baudrier, Benoît Naegel, Adrien Krähenbühl, Mohamed Tajine, Oct 2022, Strasbourg, France. pp.98-109, ⟨10.1007/978-3-031-19897-7_9⟩
Communication dans un congrès
hal-03823832
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An alternative definition for digital convexityInternational Conference on Discrete Geometry and Mathematical Morphology, 2021, Uppsala, Sweden. pp.269-282, ⟨10.1007/978-3-030-76657-3_19⟩
Communication dans un congrès
hal-04735331
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A Maximum-Flow Model for Digital Elastica Shape OptimizationDiscrete Geometry Mathematical Morphology 2021, May 2021, Uppsala (Suède), Sweden. pp.429-440, ⟨10.1007/978-3-030-76657-3_31⟩
Communication dans un congrès
hal-04580405
v1
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Geometric Total Variation for Image Vectorization, Zooming and Pixel Art DepixelizingAsian Conference on Pattern Recognition, Nov 2019, Auckland (Nouvelle Zelande), New Zealand. ⟨10.1007/978-3-030-41404-7_28⟩
Communication dans un congrès
hal-02895108
v1
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Digital Plane Recognition with Fewer Probes21st IAPR International Conference on Discrete Geometry for Computer Imagery, Couprie M.; Cousty J.; Kenmochi Y.; Mustafa N., Mar 2019, Marne-la-Vallée, France. pp.380-393, ⟨10.1007/978-3-030-14085-4_30⟩
Communication dans un congrès
hal-02087529
v1
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Digital Curvature Evolution Model for Image SegmentationDGCI 2019 - International Conference on Discrete Geometry for Computer Imagery, Mar 2019, Noisy-le-Grand, France. pp.15-26, ⟨10.1007/978-3-030-14085-4_2⟩
Communication dans un congrès
hal-02426946
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Regularization of Voxel ArtSIGGRAPH Talk 2018, Aug 2018, Vancouver, Canada. ⟨10.1145/3214745.3214748⟩
Communication dans un congrès
hal-01807713
v1
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Digital surface regularization by normal vector field alignment20th International Conference on Discrete Geometry for Computer Imagery, 2017, Vienna, Austria. pp.197--209, ⟨10.1007/978-3-319-66272-5_17⟩
Communication dans un congrès
hal-01543007
v1
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Heat kernel Laplace-Beltrami operator on digital surfaces20th International Conference on Discrete Geometry for Computer Imagery, Walter G. Kropatsch, Ines Janusch and Nicole M. Artner, Sep 2017, Vienna, Austria. pp.241--253
Communication dans un congrès
hal-01575544
v1
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On the Implementation of Centerline Extraction Based on Confidence Vote in Accumulation MapRRPR 2016 1st Workshop on Reproducible Research in Pattern Recognition, Bertrand Kerautret; Miguel Colom; Pascal Monasse, Dec 2016, Cancùn, Mexico. pp.116-130, ⟨10.1007/978-3-319-56414-2_9⟩
Communication dans un congrès
hal-01571434
v1
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Interactive Curvature Tensor Visualization on Digital SurfacesDGCI2016, Apr 2016, Nantes, France. pp.282--294, ⟨10.1007/978-3-319-32360-2_22⟩
Communication dans un congrès
hal-01262663
v1
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Image restoration and segmentation using the Ambrosio-Tortorelli functional and discrete calculusInternational Conference on Pattern Recognition (ICPR 2016), Dec 2016, Cancun, Mexico. ⟨10.1109/ICPR.2016.7899836⟩
Communication dans un congrès
hal-01379993
v1
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Computation of the normal vector to a digital plane by sampling signicant points19th IAPR International Conference on Discrete Geometry for Computer Imagery, Apr 2016, Nantes, France. pp.194-205, ⟨10.1007/978-3-319-32360-2_15⟩
Communication dans un congrès
hal-01621492
v1
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Centerline Detection on Partial Mesh Scans by Confidence Vote in Accumulation MapICPR 2016 - IAPR International Conference on Pattern Recognition, Dec 2016, Cancùn, Mexico. ⟨10.1109/ICPR.2016.7899829⟩
Communication dans un congrès
hal-01435271
v1
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Analyse géométrique d'objets tubulaires 3D basée sur l'accumulation de normalesRFIA 2016 - Reconnaissance des Formes et l'Intelligence Artificielle, Jun 2016, Clermont Ferrand, France
Communication dans un congrès
hal-01359558
v1
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Laplace-Beltrami operator on Digital CurvesJFIG, Nov 2016, Grenoble, France
Communication dans un congrès
hal-01497255
v1
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3D Geometric Analysis of Tubular Objects based on Surface Normal Accumulation18th International Conference on Image Analysis and Processing, Sep 2015, Genova, Italy. ⟨10.1007/978-3-319-23231-7_29⟩
Communication dans un congrès
hal-01139374
v2
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Precise Cross-Section Estimation on Tubular OrgansComputer Analysis of Images and Patterns, 2015, valetta, Malta
Communication dans un congrès
hal-01437076
v1
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Parameter-free and Multigrid Convergent Digital Curvature Estimators18th International Conference on Discrete Geometry for Computer Imagery (DGCI 2014), Sep 2014, Siena, Italy. pp.162-175, ⟨10.1007/978-3-319-09955-2_14⟩
Communication dans un congrès
hal-01118476
v1
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Convergence asymptotique du tenseur de courbure en géométrie discrète26èmes Journées de l’Association Française d’Informatique Graphique, du chapitre français d’Eurographics et du Groupement de Recherche IG , Nov 2013, Limoges, France. pp.1-10
Communication dans un congrès
hal-01339284
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Integral based Curvature Estimators in Digital Geometry17th International Conference on Discrete Geometry for Computer Imagery (DGCI 2013), Mar 2013, Seville (Spain), Spain. pp.215-227
Communication dans un congrès
hal-00926164
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Détection d'épaisseur significative sur une courbe polygonaleRFIA 2012 (Reconnaissance des Formes et Intelligence Artificielle), Jan 2012, Lyon, France. pp.978-2-9539515-2-3
Communication dans un congrès
hal-00656573
v1
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Tangent estimation along 3D digital curves21st International Conference on Pattern Recognition (ICPR 2012), Nov 2012, Tsukuba, Japan. pp.2079-2082
Communication dans un congrès
hal-00790710
v1
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Dynamic Minimum Length PolygonInternational Workshop on Combinatorial Image Analysis, May 2011, Madrid, Spain. pp.208-221
Communication dans un congrès
hal-00943828
v1
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Combining Topological Maps, Multi-Label Simple Points, and Minimum-Length Polygons for Efficient Digital Partition ModelInternational Workshop on Combinatorial Image Analysis, May 2011, Madrid, Spain. pp.56-69, ⟨10.1007/978-3-642-21073-0_8⟩
Communication dans un congrès
hal-00597507
v1
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Delaunay properties of digital straight segments16-th IAPR International Conference on Discrete Geometry for Computer Imagery (DGCI) , Apr 2011, Nancy, France. pp.308-319, ⟨10.1007/978-3-642-19867-0_26⟩
Communication dans un congrès
hal-01354557
v1
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Circular arc reconstruction of digital contours with chosen Hausdorff errorDiscrete Geometry for Computer Imagery, Apr 2011, Nancy, France. pp.250--262
Communication dans un congrès
hal-00579467
v1
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Accurate curvature estimation along digital contours with maximal digital circular arcs14-th International Workshop on Combinatorial Image Analysis (IWCIA), May 2011, Madrid, Spain. pp.43-55, ⟨10.1007/978-3-642-21073-0_7⟩
Communication dans un congrès
istex
hal-01354558
v1
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Meaningful Thickness Detection on Polygonal CurveICPRAM - International Conference on Pattern Recognition Applications and Methods - 2012, Feb 2012, Vilamoura, Portugal. pp.372--379, ⟨10.5220/0003760903720379⟩
Communication dans un congrès
hal-00780710
v1
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Multi-scale Analysis of Discrete Contours for Unsupervised Noise Detection13th International Workshop on Combinatorial Image Analysis - IWCIA2009, Nov 2009, Mexico, Mexico. pp.187-200, ⟨10.1007/978-3-642-10210-3_15⟩
Communication dans un congrès
istex
hal-00413662
v1
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Top-Down segmentation of histological images using a digital deformable modelInternational Symposium on Visual Computing, Dec 2009, Las Vegas, United States. pp.327-336, ⟨10.1007/978-3-642-10331-5_31⟩
Communication dans un congrès
istex
hal-00521058
v1
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Two-linear time algorithms for computing the minimum length polygon of a digital contourDGCI'09: Discrete Geometry for Computer Imagery, Sep 2009, Montreal, Canada. pp.104-117, ⟨10.1007/978-3-642-04397-0_10⟩
Communication dans un congrès
istex
lirmm-00432378
v1
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Multiscale Discrete GeometryInternational Conference on Discrete Geometry for Computer Imagery, Sep 2009, Montréal, Québec, Canada. Accepted. To appear
Communication dans un congrès
hal-00413681
v1
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Two linear-time algorithms for computing the minimum length polygon of a digital contourInternational Conference on Discrete Geometry for Computer Imagery, Sep 2009, Montréal, Québec, Canada. Accepted. To appear
Communication dans un congrès
hal-00413687
v1
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Digital Deformable Model Simulating Active ContoursInternational Conference on Discrete Geometry for Computer Imagery, Sep 2009, Montréal, Québec, Canada. Accepted. To appear
Communication dans un congrès
hal-00413684
v1
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Multi-Label Simple Points Definition for 3D Images Digital Deformable Model15th IAPR International Conference on Discrete Geometry for Computer Imagery (DGCI2009), Sep 2009, Montréal, Québec, Canada. pp.156-167, ⟨10.1007/978-3-642-04397-0_14⟩
Communication dans un congrès
hal-00413691
v1
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Discrete Contour Extraction from Reference Curvature Function4th International Symposium on Advances in Visual Computing - ISVC 2008, 2008, Las Vegas, France. pp.1176-1185, ⟨10.1007/978-3-540-89646-3_117⟩
Communication dans un congrès
inria-00345782
v1
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Combinatorial View of Digital ConvexityDiscrete Geometry for Computer Imagery, Apr 2008, Lyon, France. pp.57-68, ⟨10.1007/978-3-540-79126-3_7⟩
Communication dans un congrès
hal-00395237
v1
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Robust estimation of curvature along digital contours with global optimization14th IAPR International Conference on Discrete Geometry for Computer Imagery - DGCI 2008, 2008, Lyon, France. pp.334-345, ⟨10.1007/978-3-540-79126-3_30⟩
Communication dans un congrès
inria-00345779
v1
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Comparison of Discrete Curvature Estimators and Application to Corner Detection4th International Symposium on Advances in Visual Computing - ISVC 2008, 2008, Las Vegas, United States. pp.710-719, ⟨10.1007/978-3-540-89639-5_68⟩
Communication dans un congrès
inria-00345781
v1
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Experimental comparison of continuous and discrete tangent estimators along digital curvesInternational Workshop on Combinatorial Image Analysis, Apr 2008, Buffalo, NY, United States. pp.26-37, ⟨10.1007/978-3-540-78275-9⟩
Communication dans un congrès
hal-00413631
v1
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Combinatorial pyramids and discrete geometry for energy-minimizing segmentationProc. Int. Symposium on Visual Computing (ISVC2006), Nov 2006, Lake Tahoe, Nevada, United States. pp.306--315, ⟨10.1007/11919629_32⟩
Communication dans un congrès
hal-00308162
v1
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Convex shapes and convergence speed of discrete tangent estimatorsProc. Int. Symposium on Visual Computing (ISVC2006), Nov 2006, Lake Tahoe, Nevada, United States. pp.688-697, ⟨10.1007/11919629⟩
Communication dans un congrès
hal-00308337
v1
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Revisiting Digital Straight Segment RecognitionProc. Int. Conf. Discrete Geometry for Computer Imagery (DGCI2006), Oct 2006, Szeged, Hungary. pp.355-366, ⟨10.1007/11907350_30⟩
Communication dans un congrès
hal-00308338
v1
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Maximal digital straight segments and convergence of discrete geometric estimatorsProc. 14th Scandinavian Conference on Image Analysis (SCIA2005), 2005, Joensuu, Finland. pp.988--1003, ⟨10.1007/11499145_100⟩
Communication dans un congrès
hal-00308336
v1
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Computation of Homology Groups and GeneratorsDiscrete Geometry for Computer Imagery, Apr 2005, Poitiers, France. pp.195--205
Communication dans un congrès
hal-00308012
v1
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Analysis and comparative evaluation of discrete tangent estimatorsProc. Int. Conf. Discrete Geometry for Computer Imagery (DGCI2005), 2005, Poitiers, France. pp.140--251, ⟨10.1007/b135490⟩
Communication dans un congrès
hal-00308199
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Resolution Independent Deformable ModelProc. 17th int. Conf. on Pattern Recognition (ICPR2004), Cambridge, United Kingdom, 23-26 August, 2004, United Kingdom. pp.237-240
Communication dans un congrès
hal-00308200
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Deformable Model with Adaptive Mesh and Automated Topology ChangesProc. 4th int. Conf. 3-D Digital Imaging and Modeling (3DIM2003), 2003, Banff, Alberta, Canada. pp.12- 19
Communication dans un congrès
hal-00308201
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Geometric measures on arbitrary dimensional digital surfacesProc. Int. Conf. Discrete Geometry for Computer Imagery (DGCI2003), Napoli, Italy, 2003, Italy. pp.434--443
Communication dans un congrès
hal-00308198
v1
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Coding cells of digital spaces: a framework to write generic digital topology algorithmsProc. Int. Work. Combinatorial Image Analysis (IWCIA2003), 2003, Palermo, Italy. pp.337-348, ⟨10.1016/S1571-0653(04)00497-4⟩
Communication dans un congrès
hal-00308202
v1
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Deformable Model with non-Euclidean MetricsProc. 7th European Conference on Computer Vision (ECCV2002), 2002, Copenhagen, Denmark. pp.438-453, ⟨10.1007/3-540-47977-5_29⟩
Communication dans un congrès
istex
hal-00307965
v1
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Modèle Déformable en Métrique non-euclidienneActes du 13ème Congrès Francophone de Reconnaissance des Formes et Intelligence Artificielle (RFIA02), Jan 2002, France. pp.425-434
Communication dans un congrès
hal-00307964
v1
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Discrete deformable boundaries for the segmentation of multidimensional imagesProc. 4th Int. Workshop on Visual Form (IWVF4), Capri, Italy, 2001, Italy. pp.542-551
Communication dans un congrès
hal-00308203
v1
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Special issue: discrete topology and geometry for image and object representationAcademic Press Professional, Inc., pp.1-3, 2003
Ouvrages
hal-00308197
v1
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Image Processing Online (IPOL) : Special issue on DGCI 2011 Discrete Geometry (DGCI 2011), Apr 2011, Nancy, France. 4, 2014
Proceedings/Recueil des communications
hal-01262776
v1
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Feature Extraction on Digital Snow MicrostructuresSIGGRAPH Poster, Aug 2015, Los Angeles, United States. ACM, 2015
Poster de conférence
hal-01145709
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Robust and Convergent Curvature and Normal Estimators with Digital Integral InvariantsLaurent Najman, Pascal Romon. Modern Approaches to Discrete Curvature , 2184, Springer-Verlag, 2017, Lecture Notes in Mathematics, 978-3-319-58001-2
Chapitre d'ouvrage
hal-01576020
v1
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Multigrid convergence of discrete geometric estimatorsValentin E. Brimkov; Reneta P. Barneva. Digital Geometry Algorithms. Theoretical Foundations and Applications to Computational Imaging, 2, Springer, pp.395-424, 2012, Lecture Notes in Computational Vision and Biomechanics, 978-94-007-9958-5. ⟨10.1007/978-94-007-4174-4_13⟩
Chapitre d'ouvrage
hal-01352952
v1
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Chapitre 12. Approximation par triangulationD. Coeurjolly, A. Montanvert, J. Chassery. Géométrie discrète et images numériques, Hermès, pp.263-282, 2007, Traité IC2, série signal et image
Chapitre d'ouvrage
hal-00396679
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Chapitre 3. Topologie, courbes et surfaces discrètesD. Coeurjolly, A. Montanvert, J. Chassery. Géométrie discrète et images numériques, Hermès, pp.75-102, 2007, Traité IC2, série signal et image
Chapitre d'ouvrage
hal-00396669
v1
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Elastica Energy Regularization via Graph Cuts2023
Pré-publication, Document de travail
hal-04421328
v1
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Delaunay property and proximity results of the L-algorithm for digital plane probing2023
Pré-publication, Document de travail
(preprint/prepublication)
hal-04094380
v1
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Mumford-Shah Mesh Processing using the Ambrosio-Tortorelli Functional2018
Pré-publication, Document de travail
hal-01815283
v1
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Heat kernel Laplace-Beltrami operator on digital surfaces2016
Pré-publication, Document de travail
hal-01498293
v1
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Delaunay property and proximity results of the L-algorithm[Research Report] Université de Lyon. 2022
Rapport
hal-03719592
v1
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Voronoi-based geometry estimator for 3D digital surfaces[Research Report] LJK. 2014
Rapport
(rapport de recherche)
hal-00990169
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Extraction de surfaces à partir d'images tridimensionnelles : approche discrète et approche par modèle déformableModélisation et simulation. Université Joseph-Fourier - Grenoble I, 1998. Français. ⟨NNT : ⟩
Thèse
tel-00004892
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Espaces non-euclidiens et analyse d'image : modèles déformables riemanniens et discrets, topologie et géométrie discrèteInterface homme-machine [cs.HC]. Université Sciences et Technologies - Bordeaux I, 2006
HDR
tel-00396332
v1
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