نتایج جستجو برای: highway accident

تعداد نتایج: 143847  

2015

The transportation system becomes more and more important all over the world. In our country, many people injured due to the accidents on Yangon-Mandalay highway. The causes of car accidents are both driver’s faults and road construction. To reducethis phenomenon some safety system such as alarm and alert system, obstacle detection system, traction sensing circuit and signboard should be used o...

2011
Raywat Deonandan Amber Backwell

OBJECTIVES In the days immediately following the terror attacks of 9/11, thousands of Americans chose to drive rather than to fly. We analyzed highway accident data to determine whether or not the number of fatalities and injuries following 9/11 differed from those in the same time period in 2000 and 2002. METHODS Motor crash data from the National Highway Traffic Safety Administration's Fata...

2011
Fei Wang

Disclaimer The contents of this report reflect the views of the authors, who are responsible for the facts and the accuracy of the information presented herein. This document is disseminated under the sponsorship of the Transportation assume no liability for the contents or use thereof. The contents do not necessarily reflect the official views or policies of the State of California or the Depa...

2013
Zhixin Yang George Yin Le Yi Wang Hongwei Zhang Michael Taksar

Although the mean–variance control was initially formulated for financial portfolio management problems in which one wants to maximize the expected return and control the risk, our motivations stem from highway vehicle platoon controls that aim to maximize highway utility while ensuring zero accident. This paper develops nearoptimal mean–variance controls of switching diffusion systems. To redu...

2010
Srinivas Reddy Geedipally

There has been considerable research conducted on the development of statistical models for predicting motor vehicle crashes on highway facilities. These models have often been employed to estimate the number of crashes per unit of time for an entire highway segment or intersection, without distinguishing the influence different sub-groups have on crash risk. The two most important sub-groups t...

2009
Rik Sarkar

Computerized systems are becoming smaller, ubiquitous and more interconnected. Netbooks to smart highways all are expected to be more autonomous and connected to each-other. Such interconnected systems have to manage information and regulate actions on their own, with minimal external guidance. A sensor network is a typical example. With scarce resources and no ready infrastructure, it forms a ...

Journal: :Computer Communications 2013
Osama Khader Andreas Willig

In this paper we analyze in detail the energy consumption characteristics of the Wireless HART protocol when operated with a popular transceiver, the ChipCon CC2420. We analyze how much various factors contribute to the overall energy consumption over a longer period of 12 h. These factors include the amount of management traffic and the power levels required for various transceiver activities ...

2004
F. Perez M. Rodriguez J. De Visscher A. Vanelstraete L. De Bock

The use of reclaimed asphalt pavement (RA) in new asphalt pavements can provide important economical savings, while reducing the negative environmental impact. The European research project PARAMIX aims to improve the techniques for hot mix recycling in plant and cold mix in situ recycling, so as to increase the amount of reclaimed asphalt and develop competitive road pavement rehabilitation te...

2010
Madeleine Abrandt Dahlgren

Ways of experiencing the patient encounter 1 Ways of experiencing the patient encounter 2 ABSTRACT Background: The aim of the present paper is to describe and analyse the impact of

2005
D. Ozdemir P. S. Hart E. Firatli G. Aren O. H. Ryu T. C. Hart

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