Results 91 to 100 of about 385,001 (285)

Impacts of technology on the capacity needs of the US national airspace system [PDF]

open access: yes
A review of the U.S. air transportation system is undertaken, focusing on airspace and airport capacity. Causes of delay and congestion are investigated. Aircraft noise is identified as the fundamental hindrance to capacity improvement.
Ausrotas, Raymond A., Simpson, Robert W.
core   +1 more source

Record of Decision, Council Bluffs Interstate System(I-29, I-80 and I-480) Improvements Project, October 15, 2005 [PDF]

open access: yes, 2005
The Federal Highway Administration (FHWA) approves the selection of the Reconstruction of All or Part of the Interstate (Construction Alternative) as the Preferred Alternative to provide improvements to the interstate system in the Omaha/Council ...

core  

Value of MRI Outcomes for Preventive and Early‐Stage Trials in Spinocerebellar Ataxias 1 and 3

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective To examine the value of MRI outcomes as endpoints for preventive and early‐stage trials of two polyglutamine spinocerebellar ataxias (SCAs). Methods A cohort of 100 participants (23 SCA1, 63 SCA3, median Scale for the Assessment and Rating of Ataxia (SARA) score = 5, 42% preataxic, and 14 gene‐negative controls) was scanned at 3T up ...
Thiago J. R. Rezende   +26 more
wiley   +1 more source

Extremely low-frequency magnetic field exposure level for Koreans by occupational code

open access: yesEmerging Contaminants, 2018
This study attempted to identify the level of exposure of 350 subjects to the extremely low-frequency magnetic field (ELF-MF). The occupational group showed significantly high levels of ELF-MF in every exposure indicator during work and transportation (p 
Joon Sig Jung   +6 more
doaj   +1 more source

Strategic noise mapping in Athens International Airport: A tool for balanced approach & health effects evaluation

open access: yesNoise Mapping, 2020
Athens International Airport (A.I.A) is the first major transportation infrastructure in Greece with the participation of the private sector, a pioneer international Public-Private Partnership.
Vogiatzis Konstantinos   +3 more
doaj   +1 more source

Feasibility and Tolerability of Performing Portable MRI for Neurological Disorders in an Outpatient Neurology Clinic: A Prospective Cohort

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Background Accessing brain magnetic resonance imaging (MRI) can be challenging, especially for underserved patients, which may lead to disparities in neurological diagnosis. Method This mixed‐methods study enrolled adults with one of four neurological disorders: mild cognitive impairment or dementia of the Alzheimer type, multiple sclerosis ...
Maya L. Mastick   +19 more
wiley   +1 more source

Transportation noise pollution - Control and abatement [PDF]

open access: yes
Control and abatement of transportation noise ...
Dickerson, D. O.   +3 more
core   +1 more source

Learning an Unknown Network State in Routing Games

open access: yes, 2019
We study learning dynamics induced by myopic travelers who repeatedly play a routing game on a transportation network with an unknown state. The state impacts cost functions of one or more edges of the network.
Amin, Saurabh, Wu, Manxi
core   +1 more source

Functional and Structural Evidence of Neurofluid Circuit Aberrations in Huntington Disease

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Disrupted neurofluid regulation may contribute to neurodegeneration in Huntington disease (HD). Because neurofluid pathways influence waste clearance, inflammation, and the distribution of central nervous system (CNS)–delivered therapeutics, understanding their dysfunction is increasingly important as targeted treatments emerge.
Kilian Hett   +8 more
wiley   +1 more source

Heteroscedastic Gaussian processes for uncertainty modeling in large-scale crowdsourced traffic data

open access: yes, 2018
Accurately modeling traffic speeds is a fundamental part of efficient intelligent transportation systems. Nowadays, with the widespread deployment of GPS-enabled devices, it has become possible to crowdsource the collection of speed information to road ...
Pereira, Francisco C., Rodrigues, Filipe
core   +1 more source

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