Pattern recognition methods for querying and browsing technical documentation (2009)
Abstract. Graphics recognition deals with the specific pattern recognition problems found in graphics-rich documents, typical technical documentation of all kinds. In this paper, we propose a short...
New Ways to Handle Spatial Relations through Angle plus MBR Theory on Raster Documents (2009)
K. C., Santosh, Wendling, Laurent, Lamiroy, Bart
The paper presents novel ideas on spatial reasoning by considering shape and size of spatial entities and focuses on extension of conventional models: Cone-Shaped and Minimum Boundary Rectangle...
New Ways to Handle Spatial Relations through Angle plus MBR Theory on Raster Documents (2009)
K. C., Santosh, Wendling, Laurent, Lamiroy, Bart
The paper presents novel ideas on spatial reasoning by considering shape and size of spatial entities and focuses on extension of conventional models: Cone-Shaped and Minimum Boundary Rectangle...
Inductive Logic Programming for Symbol Recognition (2009)
K.C., Santosh, Lamiroy, Bart, Ropers, Jean - Philippe
In this paper, we make an attempt to use Inductive Logic Programming (ILP) to automatically learn non trivial de- scriptions of symbols, based on a formal description. This work is a first step in...
Inductive Logic Programming for Symbol Recognition (2009)
K.C., Santosh, Lamiroy, Bart, Ropers, Jean - Philippe
In this paper, we make an attempt to use Inductive Logic Programming (ILP) to automatically learn non trivial de- scriptions of symbols, based on a formal description. This work is a first step in...
Combining Local Recognition Methods for Better Image Recognition (2008)
Bart Lamiroy, Patrick Gros, Sylvaine Picard
In this paper we propose a comprehensive framework that allows existing local appearance methods to collaborate in order to overcome their mutual drawbacks. Our approach tends to use the best suited...
Pattern recognition methods for querying and browsing technical documentation (2008)
Graphics recognition deals with the specific pattern recognition problems found in graphics-rich documents, typical technical documentation of all kinds. In this paper, we propose a short journey...
Pattern recognition methods for querying and browsing technical documentation (2008)
Graphics recognition deals with the specific pattern recognition problems found in graphics-rich documents, typical technical documentation of all kinds. In this paper, we propose a short journey...
What metric stereo can do for visual servoing (2007)
Bart Lamiroy, Cyrille Puget, Radu Horaud
This paper describes a number of geometric tools that can be easily implemented in order to obtain a very robust visual servoing platform. Most often, visual servoing algorithms are either based on...
Object Indexing Is a Complex Matter (2007)
Bart Lamiroy, Patrick Gros, Movi Gravir, Montbonnot-st. Martin
In this paper we address de problem of algorithmic complexity relative to object recognition through indexing of local descriptors. Indeed, recent work has shown the possible advantages of these...
Visual Servoing Using Projective Kinematics (2007)
Andreas Ruf, Frédérick Martin, Bart Lamiroy, Radu Horaud
This paper presents a new approach to controlling a robot from video-feedback. In contrast to classical approaches, the entire system is modeled by means of projective geometry. For the robot’s...
An Incremental On-line Parsing Algorithm for Recognizing Sketching Diagrams (2007)
Mas Romeu, Joan, Sanchez, Gemma, Llados, Josep, Lamiroy, Bart
This paper presents a syntactic recognition approach for on-line drawn graphical symbols. The proposed method consists in an incremental on-line predictive parser based on symbol descriptions by an...
Robust Circle Detection (2007)
Lamiroy, Bart, Gaucher, Olivier, Fritz, Laurent
In this paper we present a method of robustly detect circles in a line drawing image. The method is fast, robust and very reliable, and is capable of assessing the quality of its detection. It is...
Robust Circle Detection (2007)
Lamiroy, Bart, Gaucher, Olivier, Fritz, Laurent
In this paper we present a method of robustly detect circles in a line drawing image. The method is fast, robust and very reliable, and is capable of assessing the quality of its detection. It is...
An Incremental On-line Parsing Algorithm for Recognizing Sketching Diagrams (2007)
Mas Romeu, Joan, Sanchez, Gemma, Llados, Josep, Lamiroy, Bart
This paper presents a syntactic recognition approach for on-line drawn graphical symbols. The proposed method consists in an incremental on-line predictive parser based on symbol descriptions by an...
An Incremental On-line Parsing Algorithm for Recognizing Sketching Diagrams (2007)
Mas Romeu, Joan, Sanchez, Gemma, Llados, Josep, Lamiroy, Bart
This paper presents a syntactic recognition approach for on-line drawn graphical symbols. The proposed method consists in an incremental on-line predictive parser based on symbol descriptions by an...
A Few Steps Towards On-the-Fly Symbol Recognition with Relevance Feedback (2006)
Rendek, Jan, Lamiroy, Bart, Tombre, Karl
This paper presents some first steps in building an interactive system which allows a user to efficiently browse a large set of scanned documents, without prior knowledge on the content of these...
A Few Steps Towards On-the-Fly Symbol Recognition with Relevance Feedback (2006)
Rendek, Jan, Lamiroy, Bart, Tombre, Karl
This paper presents some first steps in building an interactive system which allows a user to efficiently browse a large set of scanned documents, without prior knowledge on the content of these...
Automatic Adjacency Grammar Generation from User Drawn Sketches (2006)
Mas Romeu, Joan, Lamiroy, Bart, Sanchez, Gemma, Llados, Josep
In this paper we present an innovative approach to automatically generate adjacency grammars describing graphical symbols. A grammar production is formulated in terms of rulesets of geometrical...
Automatic Adjacency Grammar Generation from User Drawn Sketches (2006)
Mas Romeu, Joan, Lamiroy, Bart, Sánchez, Gemma, Lladós, Josep
In this paper we present an innovative approach to automatically generate adjacency grammars describing graphical symbols. A grammar production is formulated in terms of rulesets of geometrical...
Automatic Adjacency Grammar Generation from User Drawn Sketches (2006)
Mas Romeu, Joan, Lamiroy, Bart, Sánchez, Gemma, Lladós, Josep
In this paper we present an innovative approach to automatically generate adjacency grammars describing graphical symbols. A grammar production is formulated in terms of rulesets of geometrical...
A Few Steps Towards On-the-Fly Symbol Recognition with Relevance Feedback (2006)
Rendek, Jan, Lamiroy, Bart, Tombre, Karl
This paper presents some first steps in building an interactive system which allows a user to efficiently browse a large set of scanned documents, without prior knowledge on the content of these...
Automatic Learning of Symbol Descriptions Avoiding Topological Ambiguities (2006)
Mas Romeu, Joan, Lamiroy, Bart, Sánchez, Gemma, Lladós, Josep
In this paper we address both automatic recognition of sketched symbols and the construction of the corresponding models from user drawn examples. Our approach is based on a two stage process. In a...
Automatic Learning of Symbol Descriptions Avoiding Topological Ambiguities (2006)
Mas Romeu, Joan, Lamiroy, Bart, Sánchez, Gemma, Lladós, Josep
In this paper we address both automatic recognition of sketched symbols and the construction of the corresponding models from user drawn examples. Our approach is based on a two stage process. In a...
Reconnaissance et modélisation d'objets 3D à l'aide d'invariants projectifs et affines (2004)
Le travail de cette thèse s'inscrit dans le cadre de la modélisation et de la reconnaissance d'objets par leur apparence et par des descripteurs locaux. Nous partons, dans une première partie de...
Graphics recognition - from re-engineering to retrieval (2003)
In this paper, we discuss how the focus in document analysis, generally speaking, and in graphics recognition more specifically, has moved from re-engineering problems to indexing and information...
Graphics recognition - from re-engineering to retrieval (2003)
In this paper, we discuss how the focus in document analysis, generally speaking, and in graphics recognition more specifically, has moved from re-engineering problems to indexing and information...
Text/graphics separation revisited (2002)
Karl Tombre, Salvatore Tabbone, Loïc Pélissier, Bart Lamiroy
Abstract. Text/graphics separation aims at segmenting the document into two layers: a layer assumed to contain text and a layer containing graphical objects. In this paper, we present a consolidation...
Controlling robots with two cameras: How to do it properly (2000)
Bart Lamiroy, Bernard Espiau, Nicolas Andreff, Radu Horaud
In this paper we address visual servoing through a fixed stereo rig using an image Jacobian. Existing methods are based on the stacking of monocular servo image Jacobians, resulting in largely...
Visual Servoing Using Projective Kinematics (1999)
Andreas Ruf, Frédérick Martin, Bart Lamiroy, Radu Horaud
This paper presents a new approach to controlling a robot from video-feedback. In contrast to classical approaches, the entire system is modeled by means of projective geometry. For the robot's...
Visual Control Using Projective Kinematics (1999)
Andreas Ruf, Frederick Martin, Bart Lamiroy, Radu Horaud
This paper presents a new approach to controlling a robot from video-feedback. In contrast to classical approaches, the entire system is modeled by means of projective geometry. For the robot's...
Reconnaissance et modélisation d'objets 3D à l'aide d'invariants projectifs et affines (1998)
Le travail de cette thèse s'inscrit dans le cadre de la modélisation et de la reconnaissance d'objets par leur apparence et par des descripteurs locaux. Nous partons, dans une première partie de...
Reconnaissance et modélisation d'objets 3D à l'aide d'invariants projectifs et affines (1998)
Le travail de cette thèse s'inscrit dans le cadre de la modélisation et de la reconnaissance d'objets par leur apparence et par des descripteurs locaux. Nous partons, dans une première partie de...
Reconnaissance et modélisation d'objets 3D à l'aide d'invariants projectifs et affines (1998)
Le travail de cette thèse s'inscrit dans le cadre de la modélisation et de la reconnaissance d'objets par leur apparence et par des descripteurs locaux. Nous partons, dans une première partie de...
Reconnaissance et modélisation d'objets 3D à l'aide d'invariants projectifs et affines (1998)
Le travail de cette thèse s'inscrit dans le cadre de la modélisation et de la reconnaissance d'objets par leur apparence et par des descripteurs locaux. Nous partons, dans une première partie de...
Reconnaissance et modélisation d'objets 3D à l'aide d'invariants projectifs et affines (1998)
Le travail de cette thèse s'inscrit dans le cadre de la modélisation et de la reconnaissance d'objets par leur apparence et par des descripteurs locaux. Nous partons, dans une première partie de...
Reconnaissance et modélisation d'objets 3D à l'aide d'invariants projectifs et affines (1998)
Le travail de cette thèse s'inscrit dans le cadre de la modélisation et de la reconnaissance d'objets par leur apparence et par des descripteurs locaux. Nous partons, dans une première partie de...
Indexation et recherche d'images (1997)
MOHR, Roger, GROS, Patrick, LAMIROY, Bart, PICARD, Sylvaine, SCHMID, Cordelia
Cet article présente les problèmes et les amorces de solutions posés par la recherche d'images dans des bases d'images dès lors que l'on souhaite une indexation automatique, comme c'est le cas...
Object Pose: The Link between Weak Perspective, Paraperspective, and Full Perspective (1997)
Radu Horaud, Fadi Dornaika, Bart Lamiroy, Stéphane Christy
Recently, DeMenthon & Davis [4], [5] proposed a method for determining the pose of a 3-D object with respect to a camera from 3-D to 2-D point correspondences. The method consists of iteratively...
Object pose: The link between weak perspective, paraperspective and full perspective (1997)
Radu Horaud, Fadi Dornaika, Bart Lamiroy, Stéphane Christy
Abstract. Recently, DeMenthon and Davis (1992, 1995) proposed a method for determining the pose of a 3-D object with respect to a camera from 3-D to 2-D point correspondences. The method consists of...
Rapid Object Indexing and Recognition Using Enhanced Geometric Hashing (1996)
. We address the problem of 3D object recognition from a single 2D image using a model database. We develop a new method called enhanced geometric hashing. This approach allows us to solve for the...
Object pose: Links between paraperspective and perspective (1995)
Radu Horaud, Stphane Christy, Fadi Dornaika, Bart Lamiroy
Recently, Dementhon 0 Davis [2] proposed a method for determining the pose of a 3-0 object with respect to a camera from 3-D to 2-0 point correspondences. The method consists of iteratively improving...