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...
A guidance-assistance system for agricultural vehicles (2000)
Debain, C., Chateau, T., Berducat, M., Martinet, P., Bonton, P.
In this article, we present different works we have done on a guidance-assistance system for two agricultural vehicles. We show different difficulties found in our projects. Firstly the environment...
Fusion d'informations incertaines : application d'aide au guidage d'engins agricoles (2000)
Chateau, T., Trassoudaine, L., Collange, F., Debain, C., Bonton, P.
This paper presents an application of automatic guidance of a harvester by data fusion. Both a laser rangefinder and a monochromatic camera provide redundant information. The problem of feature...
Uncertainty and imprecision. merging fuzzy information: theory and applications (1999)
Chateau, T., Barra, V., Boire, J.Y., Bonton, P., Collange, F., Debain, C., ...
This document deals with the uncertainty and the imprecision in data fusion. In a first part, we present papers providing with I. Bloch and D. Dubois, concerning their speech. In a second part, we...
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...
Chateau, T., Berducat, M., Bonton, P.
We present an application of help guidance system for agricultural vehicle. This is a vision base approach which uses both luminance and texture parameters computing from the image in order to guide...
Fractal textures and quality : application to soil superficial structure estimation (1997)
Chateau, T., Benassi, A., Bonton, P.
We present an original vision based approach used in order to control and estimate the roughness of a seed-bed. The scaling factor, a multiscale parameter, is defined and computed from each global...
Chateau, T., Berducat, M., Bonton, P.
Real time vision systems in an outdoor environment involve an increase of the algorithm complexity in order to solve the application with an acceptable autonomy. In our application of help guidance...
Help guidance for agricultural vehicle using a vision system (1997)
Chateau, T., Berducat, M., Bonton, P.
This paper deals with a data fusion based approach to detect the reap limit by artificial vision into agricultural domain with an estimation of a quality criteria. The outdoor vision based...
Chateau, T., Berducat, M., Alizon, J., Bonton, P., Collange, F.
We present a data fusion method used in order to control the reliability of the estimation of an interface between a mowed and an unmowed zone in order to guide an agricultural vehicle. This is a...
Asservissement visuel d'engins agricoles par commande référencée vision (1995)
Debain, C., Derras, M., Khadraoui, D., Martinet, P., Bonton, P.
The aim of this article is to present the techniques we have implemented to control our mobile machines along an interface (for example a white line or a limit between a mowed and unmowed vegetation...
A visual servoing approach to control agricultural mobile machines (1995)
Debain, C., Khadraoui, D., Berducat, M., Martinet, P., Bonton, P.
We present experimental results of a visual servoing approach to control an agricultural mobile machine. To detect the limit between mowed and unmowed natural zones, we use an original region...
Derras, M., Verrat, L., Berducat, M., Bonton, P.
The aim of this project consists in the design of an help guidance system for an auto-propelled mower. We want to illustrate the fact that in a natural environment we need to use lots of different...
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...
La vision au service du guidage d'un engin d'entretien des espaces naturels (1994)
Berducat, M., Derras, M., Bonton, P.
The aim of this article is to present the feasibility of a vision help guidance system embedded on an upkeep machine of naturel environments. This system only uses the quality of detection of rap...
Segmentation texturale régions - paramètre fractal - modélisation markovienne (1994)
Derras, M., Berducat, M., Bonton, P.
In this article, we are presenting an original segmentation into regions based on an unsupervized markovian modelling of a set of sites. Each site (representing an elementary region of 16.16 pixels)...
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...
Vision guided mower for the upkeep of natural environment (1992)
Derras, M., Berducat, M., Bonton, P.
The present project aims at developing an artificial vision help guidance system on a self propelled radio-commanded machine. To achieve this goal a conceivable solution consists in a positionning...
Tondeuse guidée par vision pour l'entretien des espaces naturels (1991)
Derras, M., Berducat, M., Bonton, P.
The objective of this project is to define a way to assist radiocontrolled machinery. To achieve this goal, one solution is to position oneself with regard to a reference line represented by a...
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...
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...