نتایج جستجو برای: driver
تعداد نتایج: 39476 فیلتر نتایج به سال:
ITE JOURNAL / JULY 2003 INTRODUCTION The National Highway Traffic Safety Administration (NHTSA) has estimated that driver inattention is a causative factor in 25–30 percent of police-reported traffic crashes in the United States— approximately 1.2 million crashes per year.1,2 An inattentive driver may be distracted temporarily from the driving task by something inside or outside the vehicle, ma...
driver fatigue is one of the main causes of road accidents. this study aimed to estimate bus driver fatigue through performance measures in a virtual driving environment. the study was conducted on thirty professional male bus drivers participated in a two-hour drive session. the driver subjective fatigue was assessed by fatigue visual analogue scale (f-vas) on 10 min intervals. at the same tim...
introduction: some clinicians use a handheld screw driver instead of a torque wrench to definitively tighten abutment screws. the aim of this study was to compare the removal torque of one-piece and two-piece abutments tightened with a handheld driver and a torque control ratchet. methods: 40 iti implants were placed in acrylic blocks and divided into 4 groups. in groups one and two, 10 iti one...
background: traffic noise is one of the major sources of environmental pollution that can cause permanent or temporary loss of hearing in drivers. the purpose of this study was to estimate the prevalence of hearing loss among professional long-distance drivers in bandar abbas freight terminal. methods: one thousand long distance occupational drivers in bandar abbas freight terminal not certifie...
Occupational safety and health of agricultural workers have not yet received their due attention in developing countries. This is particularly true in the case of tractor drivers who operate tractors in unfavorable conditions and in a high level of seat and tractor vibrations. Therefore, an investigation of vibration sources and finding the methods for decreasing them are of considerable import...
Occupational safety and health of agricultural workers have not yet received their due attention in developing countries. This is particularly true in the case of tractor drivers who operate tractors in unfavorable conditions and in a high level of seat and tractor vibrations. Therefore, an investigation of vibration sources and finding the methods for decreasing them are of considerable import...
A controllable network can be driven from any initial state to any desired state using driver nodes. A set of driver nodes to control a network is not unique. It is important to characterize these driver nodes and select the right driver nodes. The work discusses theory and algorithms to select driver node such that largest region of attraction can be obtained considering limited capacity of dr...
The paper deals with evaluation of reliability of a human operator in the MMS (Man-MachineSystem). In terms of controls the driver is a very universal and effective controller. In contrast to an unnatural controller the driver fatigue (both mental and physical) is reflected and it is reduces driver control abilities. The paper describes analyzing of driver trajectory and driver ́s state monitori...
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