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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

Contingency-Tolerant Robot Motion Planning and Control

TL;DR: A contingency-tolerant motion plan- ning and control system that combines a "lesser-commitment" planner with an "intelligent" controller and produces a set of paths, called a "channel", rather than a single path, in order to let the controller have more free- dom of clioicc.
Book

Massively parallel, adaptive, color image processing for autonomous road following

TL;DR: A single instruction, multiple data (SIMD) machine was used to develop simple and efficient parallel algorithms, largely based on connectionist techniques, which can process every pixel in the incoming 30 frame/second, color video image stream.
Proceedings ArticleDOI

Optimized route network graph as map reference for autonomous cars operating on German autobahn

TL;DR: Various enhancements to the Route Network Definition File Format (RNDF) are introduced to form a digital map graph called RND-FGraph, which is well suited to map almost any urban transportation infrastructure.
Journal ArticleDOI

An active omni-directional range sensor for mobile robot navigation

TL;DR: The experimental results show that the proposed sensor system has the best potential for object recognition and navigation of a mobile robot in an unknown environment.
Proceedings ArticleDOI

Behavior-based Intelligent Robot In Dynamic Indoor Environments

TL;DR: In this paper, a behavior-based architecture with three groups of clustered agents is proposed to realize both efficiency in attaining the mission of the robot and robustness against various kinds or failures that may occur in a dynamic environment.
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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