نتایج جستجو برای: road vehicle

تعداد نتایج: 175075  

2014
David H. C. Du

This paper explains trajectory⁃based data forwarding schemes for multihop data delivery in vehicular networks where the trajectory is the GPS navigation path for driving in a road network. Nowadays, GPS⁃based navigation is popular with drivers either for efficient driv⁃ ing in unfamiliar road networks or for a better route, even in familiar road networks with heavy traffic. In this paper, we de...

2012
Senthilkumar Mouleeswaran

Suspension systems have been widely applied to vehicles, right from the horse-drawn carriage with flexible leaf springs fixed at the four corners, to the modern automobile with complex control algorithms. Every vehicle moving on the randomly profiled road is exposed to vibration which is harmful both for the passengers in terms of comfort and for the durability of the vehicle itself. Different ...

Journal: :JRM 2015
Kosuke Hara Hideo Saito

For realizing autonomous vehicle driving and advanced safety systems, it is necessary to achieve accurate vehicle localization in cities. This paper proposes a method of accurately estimating vehicle position by matching a map and line segment features detected from images captured by a camera. Features such as white road lines, yellow road lines, road signs, and curb stones, which could be use...

2013
Soheib Fergani Lghani Menhour Olivier Sename Luc Dugard Brigitte d'Andréa-Novel

This paper presents a new LPV/H∞ semi-active suspension control strategy for a commercial vehicle equipped with 4 Magneto-Rheological dampers. The proposed approach concerns road adaptation using on-line road profile identification based on a non linear algebraic observer with unknown input. Then, the suspensions forces distribution in each corner of vehicle is performed considering roll dynami...

2014
Hong Cho Byeongwoo Kim

Vehicle-mounted sensors have a limited detection range on a road with a gradient in relation to the vehicle infront. This study analyzes the performance on a road with a gradient of a forward collision warning system based on vehicle sensors. The level of warning given in relation to a vehicle infront is defined by the time-to-collision. Simulation results show that the forward collision warnin...

Journal: :Austr. J. Intelligent Information Processing Systems 2010
Yok-Yen Nguwi Teik-Toe Teoh Insu Song Siu-Yeung Cho

An automatic road sign recognition system locates road sign of interest within images captured by an imaging sensor on-board of a vehicle, and then identifies road signs assisting the driver of the vehicle to properly operate the vehicle. This paper presents a real-time road sign recognition system that can be used to improve road safety. The developed system is capable of analysing live road s...

Journal: :مجله علوم اعصاب شفای خاتم 0
mahmoud lotfinia a. shefa neuroscience research center, khatam alanbia hospital, tehran, iran. b. shahid beheshti university of medical sciences, tehran, iran.

a spinal cord injury (sci) refers to any injury to the spinal cord or nerves at the end of the spinal canal that is caused by trauma instead of disease often causes permanent changes in strength, sensation and other body functions below the site of the injury. road traffic collision (rtc) or car crash occurs when a vehicle collides with another vehicle, pedestrian, animal, road debris, or other...

2009
Masafumi Noda Tomokazu Takahashi Ichiro Ide Hiroshi Murase Yoshiko Kojima Takashi Naito

In this paper, we propose a method for recognition of road markings from in-vehicle camera images. A road marking in in-vehicle camera images has a variety of appearance due to the change of position and distance between the camera and the road marking, blur effect, and so on. Therefore, accurate recognition of road markings becomes difficult in real environment. Our method generates numerous l...

1999
Zhencheng Hu Keiichi Uchimura

This paper presents a new action-based shape model concept for road horizontal shape recognition using monocular color image obtained by vehicle-mounted camera. It classifies the road horizontal shape into straight, curve, curve-in and curve-out four models in order to obtain the simple road shape description relating to the vehicle control actions directly. Contrary to other road shape recogni...

Journal: :international journal of automotive engineering 0
r. hosseini m. azadi .m sadeghi hegar .y pournaghi .m shariyat

in the present paper, the modal analysis on a full finite element model of an off-road vehicle. this vehicle was modeled in the catia software and then meshed in the hypermesh software. the free vibration analysis was conducted by the abaqus software. by applying an external displacement, the forced vibration analysis was also performed. as a result, natural frequencies and shape modes were ext...

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