نتایج جستجو برای: navigation safety

تعداد نتایج: 314856  

2001
D. Andre

1.0 ABSTRACT A suite of cockpit navigation displays for low-visibility taxi operations was developed by researchers at NASA Ames Research Center. The displays, called the Taxiway Navigation and Situation Awareness (T-NASA) system, were created using a humancentered design and evaluation approach that involved over 300 commercial pilots participating in part-task simulations, high-fidelity simul...

2016
Anthony Spears Lee Hunt Mujahid Abdulrahim Al Sanders Jason Grzywna

Unmanned and autonomous systems require a great deal of human trust, especially in order to gain acceptance for high-risk mission applications. In the aerial domain, loss of vehicle control, crashing or leaving the safety of the designated range can present a hazard to human safety as well as property. This represents a key barrier in current safety review processes when considering an experime...

2003
Megumi Nakao Tomohiro Kuroda Hiroshi Oyama

Conventional display in robotic surgery such as flat displays or stereoscopic displays decreases obtainable information around target tissue. For supporting manipulation and performing safe surgery, this paper proposes a haptic navigation method, which enables surgeons to avoid collision with untouchable regions around target tissue by producing force feedback through a master manipulator. This...

2013
Alejandro Velasco Victor Manuel Velasco Fernando Rosas Cihan Cevik Carlos A Morillo

Chagas disease is a highly prevalent zoonosis in Mexico, Central, and South America. Early cardiac involvement is one of the most serious complications of this disease, and conduction disturbances may occur at an early age. We describe a young pregnant woman with Chagas disease and a high degree atrioventricular block, who required implantation of a permanent dual chamber pacemaker. Using an el...

2003
Klaus Schilling Hubert Roth Robert Lieb Hubert Stützle

1. Summary Sensor systems supporting autonomous navigation of mobile robots have been developed for different commercial application areas. These approaches have been transferred to electrical wheelchairs to assist disabled people in their mobility, by warning of obstacles in the way and by assisting in the navigation to return back home. The technical approach is based on a lowcost sensor data...

2004

Most path planners are designed to generate a single path that is optimal in terms of some criterion such as path length or travel time. However, for realistic terrain navigation we wish to find a path that is reasonable to execute in a given environment. Therefore we must consider several factors, such as safety, time, and energy consumption. In this article the authors investigate how to find...

2000
Ray Jarvis

This paper concerns research towards the provision of a rich set of road vehicle driver assistance modes to reduce the stress and improve the safety of negotiating both on-road and offroad terrain. These modes include navigation planning, potential collision warnings, blind spot and rear traffic monitoring, backing assistance, drowsiness detection and night vision enhancement. The approach take...

2006
Stéphane Beauregard

Since most persons in emergency service wear some sort of headgear, we investigate how basic navigation sensors could be incorporated into a safety helmet and thereby be made truly wearable. It is well known that the key to solving the generic ubiquitous localization problem is the combination of different positioning techniques and sensor modalities. In this paper, a combined approach of pedes...

ژورنال: مهندسی دریا 2018

Time-growing navigation error due to inevitable measurement errors in the MEMS-grade inertial sensor is one of the main challenges in low-cost inertial navigation systems (INSs). This paper aims to develop AHRS/GPS/DR integrated navigation algorithm for long-range autonomous underwater vehicle (AUV). Proper performance in deals with long-term GPS outage is the main advantage of the proposed low...

2015
Kashif Naseer Qureshi Abdul Hanan Abdullah Raja Waseem Anwar

A vehicular Ad hoc network is an emerging and widely adopted technology because of their potentiality for innovative applications in transportation sector. Recently, the technology has been faced various challenges and rely on expensive architecture. The implementation of Wireless Sensor Network (WSN) in vehicular networks reduces the required investment and improves intelligent applications pe...

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