نتایج جستجو برای: car navigation

تعداد نتایج: 114000  

Journal: :Sustainability 2023

We encounter prejudices and stereotypes in all areas of life, including human navigation. This study seeks to answer whether there is a basis for navigation such as: does our age, gender, place residence or country affect car habits? An online questionnaire was distributed three Central European countries (Hungary, Romania Austria) 1556 respondents were reached. In addition habitancy (settlemen...

2016
Sherman Lo Yu Hsuan Chen

Distance measuring equipment (DME) and its military counterpart tactical air navigation (TACAN) has been a cornerstone of aviation navigation since its development in the 1950s. It is still one of the most commonly used aviation navigation aid. However, future airspace will need to accommodate increased traffic levels, more precise operations and autonomous air vehicles which will increase dema...

2004
Andreas Festag Holger Füßler Hannes Hartenstein Amardeo Sarma Ralf Schmitz

Car-to-car communication by means of wireless technology shows a strong potential to enhance both safety and comfort of road users. The necessity to reach cars beyond the transmission range of the own radio creates the challenge to find algorithms to efficiently forward packets. In these so-called vehicular ad hoc networks, position information has been identified as a crucial component that al...

2009
Carlo L. Bottasso Domenico Leonello

We describe a novel inertial navigation system based on measurement fusion which includes stereo-vision among its sensors. The vision-augmented system provides enhanced accuracy in the estimation of the vehicle states when flying in proximity of obstacles, and can operate without GPS signal, for example when flying under vegetation cover, indoors or in complex urban environments. Scene feature ...

Journal: :World Electric Vehicle Journal 2021

In order to solve the problems of difficulty and long times pick up cars in complex traffic scenes, this paper proposes an intelligent networked car-hailing system scenes based on multi sensor fusion Ultra-Wide-Band (UWB) technology. UWB positioning technology is adopted system, data optimized by untraceable Kalman filter algorithm. Based environment perception fusion, such as machine vision la...

2009
N. Bourbakis D. Sarkar

In this paper a methodology is presented for the generation of a 2-D map from an unknown navigation environment by traveling a short distance. The methodology proposed here is based on the synthesis of the knowledge extracted from consecutive free navigation spaces, during the movement of an autonomous mobile robot. The generation of the 2-D map of the space is classified into three cases: (a) ...

1999
Richard Washington Keith Golden John Bresina David E. Smith Corin Anderson Trey Smith

1 Caelum Research Corporation at NASA Ames Research Center 2 University of Washington 3 Carnegie Mellon University ABSTRACT—The Pathfinder mission demonstrated the potential for robotic Mars exploration but at the same time indicated the need for more robust rover autonomy. Future planned missions call for long traverses over unknown terrain, robust navigation and instrument placement, and reli...

2015
J. Scott Willcox Christopher M. Smith

Bluefin’s business focus is the design and manufacture of autonomous underwater vehicles for use in military, scientific, and commercial applications. For many AUV missions, accurate navigation that does not depend on acoustic beacons in the operating region is one of the primary remaining technical hurdles. This effort will address this need through the creation of the Cornerstone AUV Navigato...

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