نتایج جستجو برای: pilots performance

تعداد نتایج: 1052566  

Journal: :علوم رفتاری 0
ایرج یاسایی iraj yasaee behavioral sciences research center, baqiyatallah (a.s.) university of medical sciences, tehran, i.r. iran.مرکز تحقیقات علوم رفتاری، دانشگاه علوم پزشکی بقیه اله(عج)، تهران – ایران خدابخش احمدی khodabakhsh ahmadi علیرضا کولیوند alireza kolivand

introduction: stress induces impairment of performance is a relatively common issue in pilots of military aviation. the present study aimed at gathering preliminary data on the relationship between stress and job satisfaction among military pilots, so determine to what extent military pilots suffering from job satisfaction. methods: this study was cross- sectional in design and used survey meth...

2013
Onésimo Ferreira Eduardo Rodrigues Vale Julio Cesar R. Dal Bello

The study addresses channel estimation by inserting pilots in the frequency domain, showing the performance of OFDM systems as a function of the number of pilots inserted. The channel estimation and performance analysis were done using the parameters BER (Bit Error Rate) and throughput, and characterized by the number of pilots inserted. Simulations show the influence on the BER by the number o...

2006
Dr Mark Wiggins

This study was designed to create a dataset that captured the performance of general aviation pilots during a simulated flight from Wagga Wagga to Bankstown, NSW. A total of 34 pilots were tested, ranging in experience from 25 hours of total flying experience to 8500 hours of total flying experience. Each pilot was provided with a meteorological briefing, maps, and all the equipment necessary t...

2012
Melissa R. Beck Michael Trenchard Amanda van Lamsweerde Rebecca R. Goldstein Maura Lohrenz

Clutter can slow visual search. However, experts may develop attention strategies that alleviate the effects of clutter on search performance. In the current study we examined the effects of global and local clutter on visual search performance and attention strategies. Pilots and undergraduates searched for an elevation marker in charts of high, medium, and low global clutter. The target was i...

Recently, orthogonal frequency division multiplexing (OFDM) has been extensively used in communications systems to resist channel impairments in frequency selective channels. OFDM is a multicarrier transmission technology in wireless environment that use a large number of orthogonal subcarriers to transmit information. OFDM is one of the most important blocks in digital video broadcast-terrestr...

Journal: :Human factors 2014
Stephen M. Casner Richard W. Geven Matthias P. Recker Jonathan W. Schooler

OBJECTIVE The aim of this study was to understand how the prolonged use of cockpit automation is affecting pilots' manual flying skills. BACKGROUND There is an ongoing concern about a potential deterioration of manual flying skills among pilots who assume a supervisory role while cockpit automation systems carry out tasks that were once performed by human pilots. METHOD We asked 16 airline ...

Journal: :Aerospace medicine and human performance 2016
Chung-San Yu Eric Min-Yang Wang Wen-Chin Li Graham Braithwaite Matthew Greaves

INTRODUCTION The current research was to investigate pilots' visual scan patterns in order to assess attention distribution during air-to-air maneuvers. METHODS A total of 30 qualified mission-ready fighter pilots participated in this research. Eye movement data were collected by a portable head-mounted eye-tracking device, combined with a jet fighter simulator. To complete the task, pilots h...

Journal: :Human performance in extreme environments : the journal of the Society for Human Performance in Extreme Environments 1997
T L Chelette

Advances in technology have equipped high-performance combat aircraft with the capability of delivering higher and higher sustained acceleration or G-forces on the pilots flying them. While the physiological effects of increased g-forces on the human body continue to be investigated, studies examining the effects of acceleration on the cognitive abilities of high-performance aircraft pilots rem...

Journal: :Neurology 2014
Stephen A McGuire David F Tate Joe Wood John H Sladky Kent McDonald Paul M Sherman Elaine S Kawano Laura M Rowland Beenish Patel Susan N Wright Elliot Hong Jennifer Rasmussen Adam M Willis Peter V Kochunov

OBJECTIVE Determine whether United States Air Force (USAF) U-2 pilots (U2Ps) with occupational exposure to repeated hypobaria had lower neurocognitive performance compared to pilots without repeated hypobaric exposure and whether U2P neurocognitive performance correlated with white matter hyperintensity (WMH) burden. METHODS We collected Multidimensional Aptitude Battery-II (MAB-II) and Micro...

Journal: :Consciousness and cognition 2015
Stephen M Casner Jonathan W Schooler

In laboratory studies of vigilance, participants watch for unusual events in a "sit and stare" fashion as their performance typically declines over time. But watch keepers in practical settings seldom approach monitoring in such simplistic ways and controlled environments. We observed airline pilots performing routine monitoring duties in the cockpit. Unlike laboratory studies, pilots' monitori...

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