8-4 Real time visual servoing around a complex object (2009)
F. Berry, P. Martinet, J. Gallice
In this paper, we propose a method to perform a motion by visual servoing around an unknown object,. The approach developped in this article, can be interpreted as an initial step for a perception...
Automatic Guided Vehicles in Agricultural and Green Space Fields (2007)
P. Martinet, P. Bonton, J. Gallice, M. Berducat, C. Debain, R. Rouveure
Working on new equipments to increase agricultural productivity and safety, reducing human action hardness, Cemagref and Lasmea have developed an help guidance system for agricultural vehicles. The...
F. Jurie, P. Martinet, J. Gallice
Abstract. This paper reports on recent developments of the PSA-LASMEA autonomous vehicle. Since 1993, a new vision module have been added, extending the scope of the perception system. It has been...
F. Berry, P. Martinet, J. Gallice, Pascal Clermont-ferr
In this paper, we propose several results about trajectory generation by visual servoing. The approach consists in defining a specific task function which allows us to take into account the time...
Image processing for GPS latency measurements (2001)
Cordesses, L., Cariou, C., Veron, C., Gallice, J.
A CP-DGPS receiver allows real-time, three dimensional positioning. Althrough its bias and standard deviation from the mean is well known, its latency time is not often measured. Therefore seldom...
Real time visual servoing around a complex object (2000)
F. Berry, P. Martinet, J. Gallice, Pascal Clermont Ferrand
In this paper, we propose a method to perform a motion by visual servoing around an unknown object. The approach developped in this article, can be interpreted as an initial step for a perception...
Robust controller synthesis in automatic guided vehicles applications (1998)
P. Martinet, C. Thibaud, B. Thuilot, J. Gallice
We are interested in AGV applications since a long time, particularly in the field of car vehicles and agricultural machines. This paper deals with the design of robust lateral controllers expressed...
Vision based control in driving assistance of agricultural vehicles (1998)
D. Khadraoui, C. Debain, R. Rouveure, P. Martinet, P. Bonton, J. Gallice
This article presents a real-time control system for an agricultural mobile machine (vehicle) based on an on-board vision system using a single camera. This system has been designed in order to help...
Vision-based control in driving assistance of agricultural (1998)
Khadraoui, D., Debain, C., Rouveure, R., Martinet, P., Bonton, P., Gallice, J.
This article presents a real-time control system for an agricultural mobile machine (vehicle) based on an on-board vision system using a single camera. This system has been designed to help humans in...
AGV for agricultural and green space field (1997)
Philippe Martinet, P. Bonton, J. Gallice, D. Khadraoui, Cemagref Clermont-ferrand, M. Berducat, ...
Contents 1 Introduction 4 2 About the vision aspect 8 2.1 Introduction : : : : : : : : : : : : : : : : : : 8 2.2 Our Approach : : : : : : : : : : : : : : : : : 10 3 AGV in green space environment 13...
Use of first derivative of geometric features in visual servoing (1996)
P. Martinet, F. Berry, J. Gallice
We have been interested in a visual servoing system for several years. Visual servoing is based on an array of measurements taken from a set of images and used each time as an error function to...
Vision based control law using 3d visual features (1996)
P. Martinet, J. Gallice, D. Khadraoui
This paper presents the use of 3D visual features in the so-called "Visual Servoing Approach". After having briefly recalled how the task function approach is used in visual...
A Global Road Scene Analysis System For Autonomous Vehicles (1995)
F. Jurie, P. Martinet, J. Gallice
. This paper reports on recent developments of the PSA-LASMEA autonomous vehicle. Since 1993, a new vision module have been added, extending the scope of the perception system. It has been...
upon evaluation of reviewers ’ comments. (1995)
D. Khadraoui, G. Motyl, P. Martinet, J. Gallice, F. Chaumette, S. E. Salcudean, ...
advantage of avoiding the intermediate step of the estimation of the 3D pose T of the workpiece with respect to the end effector. It has been shown in [6] that all visual servoing tasks can be...
Vision based control low for agricultural machines (1995)
Khadraoui, D., Debain, C., Martinet, P., Berducat, M., Gallice, J.
In this paper we present a method of vision based control for agricultural machine, used to mow a vegetation. The problem we plan to resolve is the servoing task accomplishment by using visual...
Segmentation texturale originale. Analyse et parallélisation temps réel (1994)
Derras, M., Berducat, M., Bonton, P., Gallice, J., Naudet, S.
In this article, we present an original region segmentation based on a non-supervised Markov modelling of a series of sites. Each site (representing an area of 16.16 pixels) is characterized by two...
Derras, M., Debain, C., Berducat, M., Bonton, P., Gallice, J.
An original image segmentation based on a markovian modeling of a set of four parameters is presented. The application performed demonstrates the strengh of an algorithm using texture analysis of...
Unsupervised regions segmentation: a self-guidange system for the agricultural equipments (1994)
Derras, M., Debain, C., Berducat, M., Bonton, P., Gallice, J.
An original image segmentation based on a markovian modeling of a set of four parameters is presented. The application performed demonstrates the strengh of an algorithm using texture analysis of...
DERRAS, M., BERDUCAT, M., BONTON, P., GALLICE, J., CANALS, R.
Dans cet article, nous présentons une segmentation originale en régions basée sur une modélisation markovienne non supervisée d'un ensemble de sites. Chaque site (représentant une région...
Derras, M., Berducat, M., Bonton, P., Gallice, J.
In this article, we present an original region segmentation based on a non-supervised Markov modelling of a series of sites. Each site (representing an area of 16.16 pixels) is characterized by two...
Processeur d'images video d'evaluation prive 2 (1985)
DERUTIN, J. P., ALIZON, J., BONTON, P., GALLICE, J., THIBAUD, C.
Ce système permet l'évaluation matérielle et logicielle de problèmes de vision industrielle. Son architecture a été définie afin de réaliser deux types de traitement : - par logiciel - par...
DERUTIN, J. P., ALIZON, J., GALLICE, J.
THEME : T8, A2 Dans cet article est exposée l'implantation d'un algorithme de déterminati.on de la position d'un objet isolé par traitement d'image vidéo à l'aide de processeurs de traitement...
DENIZON, A., BONTON, P., ALIZON, J., GALLICE, J., IMBAUD, J. P.
Nous décrivons dans cet article une combinaison d'opérateurs linéaires classiques d'extraction de contour et d'opérateurs morphologiques permettant d'apporter une solution à des problèmes liés...
Erratum - « Electronic properties of TTF-TCNQ : a NMR approach » (1978)
Soda, G., Jérome, D., Weger, M., Alizon, J., Gallice, J., Robert, H., ...
No abstract available
Erratum - « Electronic properties of TTF-TCNQ : a NMR approach » (1978)
Soda, G., Jérome, D., Weger, M., Alizon, J., Gallice, J., Robert, H., ...
No abstract available
Erratum - « Electronic properties of TTF-TCNQ : a NMR approach » (1978)
Soda, G., Jérome, D., Weger, M., Alizon, J., Gallice, J., Robert, H., ...
No abstract available
Electronic properties of TTF-TCNQ : an NMR approach (1977)
Soda, G., Jerome, D., Weger, M., Alizon, J., Gallice, J., Robert, H., ...
This paper presents the frequency dependance of the proton spin-lattice relaxation time T1 at several temperatures and pressures in TTF-TCNQ(D4) and TTF(D4)-TCNQ. It is shown that only backward (q =...
Electronic properties of TTF-TCNQ : an NMR approach (1977)
Soda, G., Jerome, D., Weger, M., Alizon, J., Gallice, J., Robert, H., ...
This paper presents the frequency dependance of the proton spin-lattice relaxation time T1 at several temperatures and pressures in TTF-TCNQ(D4) and TTF(D4)-TCNQ. It is shown that only backward (q =...
Electronic properties of TTF-TCNQ : an NMR approach (1977)
Soda, G., Jerome, D., Weger, M., Alizon, J., Gallice, J., Robert, H., ...
This paper presents the frequency dependance of the proton spin-lattice relaxation time T1 at several temperatures and pressures in TTF-TCNQ(D4) and TTF(D4)-TCNQ. It is shown that only backward (q =...
Ayant, Y., Belorizky, E., Aluzon, J., Gallice, J.
En admettant que l'équation de diffusion est valable pour décrire le mouvement aléatoire de translation des noyaux porteurs de spin en interaction dipolaire dans les liquides, il faut tenir compte...
Ayant, Y., Belorizky, E., Aluzon, J., Gallice, J.
En admettant que l'équation de diffusion est valable pour décrire le mouvement aléatoire de translation des noyaux porteurs de spin en interaction dipolaire dans les liquides, il faut tenir compte...
Ayant, Y., Belorizky, E., Aluzon, J., Gallice, J.
En admettant que l'équation de diffusion est valable pour décrire le mouvement aléatoire de translation des noyaux porteurs de spin en interaction dipolaire dans les liquides, il faut tenir compte...