Jacques-Olivier Lachaud
Jacques-Olivier Lachaud
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Digital Geometry in Pattern Recognition: Extracting Geometric Features with DGtal and Applications
A tutorial on digital geometry and its applications to pattern recognition
Nov 25, 2019 2:45 PM — Nov 26, 2019 6:00 PM
Auckland, New Zealand
Bertrand Kerautret
,
Jacques-Olivier Lachaud
Project
Website
GitHub
PDF (part 1)
PDF (part 2)
Analytical description of digital intersections: Minimal parameters and multiscale representation
The paper contributes to a multiscale theory of digital shapes by presenting novel methods for a multiscale representation of digital …
Mouhammad Said
,
Jacques-Olivier Lachaud
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Project
Parameter-Free and Multigrid Convergent Digital Curvature Estimators
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
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Project
DOI
URL
Two efficient algorithms for computing the characteristics of a subsegment of a digital straight line
We address the problem of computing the exact characteristics of any subsegment of a Digital Straight Line (DSL) with known …
Jacques-Olivier Lachaud
,
M. Said
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Project
Project
DOI
Code (DGtal)
URL
Digital Shape Analysis with Maximal Segments
We show in this paper how a digital shape can be efficiently analyzed through the maximal segments defined along its digital contour. …
Jacques-Olivier Lachaud
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URL
Meaningful Thickness Detection On Polygonal Curve
The notion of meaningful scale was recently introduced to detect the amount of noise present along a digital contour (Kerautret and …
B. Kerautret
,
Jacques-Olivier Lachaud
,
M. Said
PDF
Cite
Project
Slides (PDF)
Computing the Characteristics of a SubSegment of a Digital Straight Line in Logarithmic Time
We address the problem of computing the exact characteristics of any subsegment of a digital straight line with known characteristics. …
M. Said
,
Jacques-Olivier Lachaud
PDF
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Project
Code (DGtal)
Delaunay properties of digital straight segments
We present new results concerning the Delaunay triangulation of the set of points of pieces of digital straight lines. More precisely, …
T. Roussillon
,
Jacques-Olivier Lachaud
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Project
Asymptotic linear digital geometry
Invited talk.
Feb 8, 2011 12:00 AM — 12:00 AM
Paris, France
Jacques-Olivier Lachaud
Project
Slides (PDF)
Asymptotic linear digital geometry and applications
Invited talk.
Feb 8, 2011 12:00 AM — 12:00 AM
Perpignan, France
Jacques-Olivier Lachaud
Project
Slides (PDF)
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