Recherche - Archive ouverte HAL Accéder directement au contenu

Filtrer vos résultats

57 résultats
Image document

What Does Digital Straightness Tell About Digital Convexity ?

Tristan Roussillon , Laure Tougne , Isabelle Sivignon
International Workshop on Combinatorial Image Analysis, 2009, Cancun, Mexico. pp.43-55
Communication dans un congrès hal-00988871v1
Image document

On Three Constrained Versions of the Digital Circular Arc Recognition Problem

Tristan Roussillon , Laure Tougne , Isabelle Sivignon
Discrete Geometry For Computer Imagery, 2009, Montreal, Canada. pp.34-45
Communication dans un congrès hal-00962589v1

Computer and Graphics, Special Issue on Discrete Geometry for Computer Imagery

David Coeurjolly , Isabelle Sivignon , Florent Dupont
Computer and Graphics, Special Issue DGCI, Computers and Graphics, pp.118, 2009, ⟨10.1016/j.cag.2008.12.001⟩
N°spécial de revue/special issue istex hal-01437718v1
Image document

Optimal covering of a straight line applied to discrete convexity

Jean-Marc Chassery , Isabelle Sivignon
DGCI 2013 - 17th IAPR International Conference on Discrete Geometry for Computer Imagery, Mar 2013, Séville, Spain. pp.1-10
Communication dans un congrès hal-00765865v1
Image document

Faithful polygonal representation of the convex and concave parts of a digital curve

Tristan Roussillon , Isabelle Sivignon
Pattern Recognition, 2011, 44 (10-11), pp.2693-2700. ⟨10.1016/j.patcog.2011.03.018⟩
Article dans une revue hal-00643573v1
Image document

Epsilon-covering: a greedy optimal algorithm for simple shapes

Tuong-Bach Nguyen , Isabelle Sivignon
CCCG 2016 - 28th Canadian Conference on Computational Geometry, Aug 2016, Vancouver, Canada
Communication dans un congrès hal-01400434v1

Représentation polygonale de surfaces d'objets discrets 3D

Isabelle Sivignon , Florent Dupont , Jean-Marc Chassery
CORESA'03, Jan 2003, Lyon, France
Communication dans un congrès hal-01528125v1
Image document

Ensuring k-coverage in low-power wide area networks for Internet of Things

Zhuocheng Li , Tuong-Bach Nguyen , Quentin Lampin , Isabelle Sivignon , Steeve Zozor
ICNC 2017 - International Conference on Computing, Networking and Communications, Jan 2017, Santa Clara, United States. pp.26-30, ⟨10.1109/ICCNC.2017.7876096⟩
Communication dans un congrès hal-01982357v3
Image document

Efficient Distance Transformation for Path-based Metrics

David Coeurjolly , Isabelle Sivignon
2020
Pré-publication, Document de travail hal-02000339v4

Efficient distance transformation for path-based metrics

David Coeurjolly , Isabelle Sivignon
Computer Vision and Image Understanding, 2020, 194, pp.102925. ⟨10.1016/j.cviu.2020.102925⟩
Article dans une revue hal-02479349v1
Image document

Measure of Straight Lines for Digital Contour Analysis

David Coeurjolly , Isabelle Sivignon
International Journal of Imaging Systems and Technology, 2011, pp.67-75. ⟨10.1002/ima.20268⟩
Article dans une revue istex hal-00529817v1
Image document

Algorithms for Fast Digital Straight Segments Union

Isabelle Sivignon
Discrete Geometry for Computer Imagery, Sep 2014, Sienne, Italy. pp.344-357, ⟨10.1007/978-3-319-09955-2_29⟩
Communication dans un congrès hal-01120581v1

Digital Plane Preimage Structure

David Coeurjolly , Isabelle Sivignon , Florent Dupont , Fabien Feschet , Jean-Marc Chassery
International Workshop on Combinatorial Image Analysis, 2003, Italy
Communication dans un congrès hal-00185187v1

Towards an invertible Euclidean reconstruction of a discrete object

Rodolphe Breton , Isabelle Sivignon , Florent Dupont , Eric Andres
Discrete Geometry for Computer Imagery, 2003, Naples, Italy. pp.246-256, ⟨10.1007/978-3-540-39966-7_23⟩
Communication dans un congrès hal-00185171v1

From digital plane Segmentation to Polyhedral representation

Isabelle Sivignon , David Coeurjolly
Theoretical Foundations of Computer Vision Springer"Geometry, Morphology, and Computational Imaging", 2003, Dagsthul, Germany. pp.356--367
Communication dans un congrès hal-00185212v1

Test and Measure of Circularity for Digital Curves

Tristan Roussillon , Isabelle Sivignon , Laure Tougne
The 2008 International Conference on Image Processing, Computer Vision, and Pattern Recognition (IPCV'08), Jul 2008, Las Vegas, United States. pp.1-7
Communication dans un congrès hal-01501286v1

Hierarchical Discrete Medial Axis for Sphere-Tree Construction

Alain Broutta , David Coeurjolly , Isabelle Sivignon
International Workshop on Combinatorial Image Analysis, 2009, Playa del Carmen, Mexico. pp.56--67
Communication dans un congrès hal-00977518v1
Image document

New results about digital intersections.

Isabelle Sivignon , Florent Dupont , Jean-Marc Chassery
Discrete Geometry for Computer Imagery, 2003, Italy. pp.102-113
Communication dans un congrès hal-00185182v1

Automatic computation of pebble roundness using digital imagery and discrete geometry

Tristan Roussillon , Hervé Piégay , Isabelle Sivignon , Laure Tougne , Franck Lavigne
Computers & Geosciences, 2009, 35 (10), pp.1992-2000. ⟨10.1016/j.cageo.2009.01.013⟩
Article dans une revue istex hal-00438636v1
Image document

Fast recognition of a Digital Straight Line subsegment: Two algorithms of logarithmic time complexity

Isabelle Sivignon
Discrete Applied Mathematics, 2015, pp.130-146. ⟨10.1016/j.dam.2014.04.017⟩
Article dans une revue hal-01120578v1

Reversible discrete volume polyhedrization using Marching Cubes simplification.

David Coeurjolly , Alexis Guillaume , Isabelle Sivignon
SPIE Vision Geometry XII, 2004, United States. pp.1-11
Communication dans un congrès hal-00185160v1
Image document

Digital intersections: minimal carrier, connectivity and periodicity properties.

Isabelle Sivignon , Florent Dupont , Jean-Marc Chassery
Graphical Models, 2004, 66 (4), pp.226-244. ⟨10.1016/j.gmod.2004.05.002⟩
Article dans une revue hal-00185082v1
Image document

Decomposition of a 3D Discrete Object Surface.

Isabelle Sivignon , Florent Dupont , Jean-Marc Chassery
Algorithmica, 2004, 38, pp.25-43
Article dans une revue hal-00185097v1

Duality and Geometry Straightness, Characterization and Envelope

Jean-Marc Chassery , David Coeurjolly , Isabelle Sivignon
13th International Conference on Discrete Geometry for computer Imagery, Dec 2006, Szeged, Hungary. pp.1--16
Communication dans un congrès hal-00185118v1

Polygonalisation et polyédrisation réversibles.

Isabelle Sivignon
David Coeurjolly, Annick Montanvert, Jean-Marc Chassery. Géométrie discrète et images numériques, Hermès, pp.249-264, 2007, Traité IC2, série Signal et image
Chapitre d'ouvrage hal-00185151v1
Image document

Measure of circularity for parts of digital boundaries and its fast computation

Tristan Roussillon , Isabelle Sivignon , Laure Tougne
Pattern Recognition, 2010, 43 (1), pp.37-46. ⟨10.1016/j.patcog.2009.06.014⟩
Article dans une revue hal-00438631v1
Image document

Measure of Straight Lines and its Applications in Digital Geometry

David Coeurjolly , Isabelle Sivignon
13th International Workshop on Combinatorial Image Analysis, Nov 2009, Cancun, Mexico. pp.1-12
Communication dans un congrès hal-00432711v1
Image document

SALZA: Practical Algorithmic Information Theory and Sharper Universal String Similarity

François Cayre , Marion Revolle , Isabelle Sivignon , Nicolas Le Bihan
2020
Pré-publication, Document de travail hal-03010529v1
Image document

A Near-Linear Time Guaranteed Algorithm for Digital Curve Simplification Under the Fréchet Distance

Isabelle Sivignon
Image Processing On Line, 2014, pp.116-127. ⟨10.5201/ipol.2014.70⟩
Article dans une revue hal-00962600v1
Image document

A note on the computation of the fraction of smallest denominator in between two irreducible fractions

Isabelle Sivignon
Discrete Applied Mathematics, 2016, ⟨10.1016/j.dam.2015.08.029⟩
Article dans une revue hal-01228572v1