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Journal ArticleDOI

Vision and navigation for the Carnegie-Mellon Navlab

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TLDR
A distributed architecture articulated around the CODGER (communication database with geometric reasoning) knowledge database is described for a mobile robot system that includes both perception and navigation tools.
Abstract
A distributed architecture articulated around the CODGER (communication database with geometric reasoning) knowledge database is described for a mobile robot system that includes both perception and navigation tools. Results are described for vision and navigation tests using a mobile testbed that integrates perception and navigation capabilities that are based on two types of vision algorithms: color vision for road following, and 3-D vision for obstacle detection and avoidance. The perception modules are integrated into a system that allows the vehicle to drive continuously in an actual outdoor environment. The resulting system is able to navigate continuously on roads while avoiding obstacles. >

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Citations
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Proceedings ArticleDOI

Planar projection stereopsis method for road extraction

TL;DR: In this article, a planar projection stereopsis (PPS) method is proposed to estimate a road area by using the height and pose of a camera in the vehicle, which can be used to decide whether a point in stereo images exists on the road plane.
Patent

Landmark recognition system and process

TL;DR: In this article, a dynamic model matching for landmark recognition is proposed, where the model generation and matching process changes as a function of range to the landmark and of perspective as sensed from a mobile platform.
Proceedings ArticleDOI

Vision sensing for intelligent vehicle and highway systems

TL;DR: It is demonstrated that the controlled active vision framework can be utilized to provide a visual sensing modality to a traffic advisory system in order to increase the overall safety margin in a variety of common traffic situations.
Journal ArticleDOI

ProLab2: A driving assistance system

TL;DR: This paper deals with a driving assistance system developed by the French ProArt group of Prometheus that gives advice about risks and opportunities during the driver's activity and is embedded in a normal car.
Proceedings ArticleDOI

Compact hardware realization for Hough based extraction of line segments in image sequences for vehicle guidance

J. Schonfeld, +1 more
TL;DR: A compact image processing unit has been developed which extracts straight lines as symbols for the street boundaries in a vision-based vehicle guidance system and the hardware can be used for other industrial and robotic applications as well.
References
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Book

Pattern classification and scene analysis

TL;DR: In this article, a unified, comprehensive and up-to-date treatment of both statistical and descriptive methods for pattern recognition is provided, including Bayesian decision theory, supervised and unsupervised learning, nonparametric techniques, discriminant analysis, clustering, preprosessing of pictorial data, spatial filtering, shape description techniques, perspective transformations, projective invariants, linguistic procedures, and artificial intelligence techniques for scene analysis.
Book

A robust layered control system for a mobile robot

TL;DR: A new architecture for controlling mobile robots is described, building a robust and flexible robot control system that has been used to control a mobile robot wandering around unconstrained laboratory areas and computer machine rooms.
Journal ArticleDOI

A robust layered control system for a mobile robot

TL;DR: In this paper, a new architecture for controlling mobile robots is described, which is made up of asynchronous modules that communicate over low-bandwidth channels, each module is an instance of a fairly simple computational machine.
Journal ArticleDOI

A visual navigation system for autonomous land vehicles

TL;DR: A modular system architecture has been developed to support visual navigation by an autonomous land vehicle that consists of vision modules performing image processing, three-dimensional shape recovery, and geometric reasoning, as well as modules for planning, navigating, and piloting.
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