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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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Journal ArticleDOI

Multi-Faceted Hierarchical Image Segmentation Taxonomy (MFHIST)

TL;DR: A unified way of systematic categorization of the research work on image segmentation called Multi-Faceted Hierarchical Image Segmentation Taxonomy (MFHIST) is proposed in this article, which consist of six facets presented in a hierarchical manner - scope, requirement, control, feature, image representation and approach specifications.
Book ChapterDOI

Stereo Vision-Based Obstacle and Free Space Detection in Mobile Robotics

TL;DR: Stereo images are taken from a car, with the objective of detecting other cars and free space in cluttered scenes for driving assistance and applications in mobile robotics.
Proceedings ArticleDOI

Detection of obstacle from monocular vision based on histogram matching method

TL;DR: This paper proposes a detection method of an unknown obstacle trespassing upon the field of view from a monocular vision installed in an autonomous land vehicle which moves in the unknown static environment and introduces the normalized histogram matching method suitable for obtaining the vector field.
Proceedings ArticleDOI

Inferring geometry from imagery - Enabling high speed traversal

TL;DR: This paper presents Defence R&D Canada - Suffield's progress in extending a 2½D world representation using vision and learning to infer geometry, in a more human like manner.
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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