نتایج جستجو برای: two lane
تعداد نتایج: 2442741 فیلتر نتایج به سال:
In this article we summarize work concerned with the comparison between a cellular automaton (CA)-model 1 for traac ow and empirical data. The results presented here consist of two parts: comparing the fundamental diagrams and looking for a certain set of lane changing rules, which reproduce at least qualitatively the data measured on german motorways. These last results indicate, that it is po...
A significant percentage of road fatalities and injuries occur in the nonmotorway rural network. One main causes accidents on these roads is represented by overtaking, as, its nature, it involves a risk head-on collision with oncoming traffic. The paper describes combined simulation approach (driving simulator traffic microsimulation) designed to examine influence different conditions passing m...
In this paper, we present a new multi camera approach to Lane Departure Warning (LDW). Upon acquisition, the captured images are transformed to a bird’s-eye view using a modified perspective removal transformation. Then, camera calibration is used to accurately determine the position of the two cameras relative to a reference point. Lane detection is performed on the front and rear camera image...
In this article we summarize work concerned with the comparison between a cellular automaton (CA)-model 1 for traac ow and empirical data. The results presented here consist of two parts: comparing the fundamental diagrams and looking for a certain set of lane changing rules, which reproduce at least qualitatively the data measured on german motorways. These last results indicate, that it is po...
Researches using existing statistics and data collected from the area of study help officials at decision-making, to improve the region's problems, like the problem of the high rate of accidents in the region, despite the low volume of daily service. The uses of roundabouts in many parts of the world have many advantages over intersections, amongst them are increased safety and capacity and red...
است. با توجه به نقش اساسی عیارحد کارخانه بر روی اقتصاد عملیات، انتخاب بهینه این عیار اهمیت زیادی دارد. یکی از روشهای رایج برای تعیین عیارحد بهینه کارخانه استفاده از مدل Lane است. این مدل یک مدل پژوهش عملیاتی است که تابع هدف آن بیشینهسازی تفاضل نقدینگی و هزینه فرصت بوده، و محدودیتهای وظیفهای آن ظرفیت معدنکاری، ظرفیت کارخانه فرآوری و ظرفیت بازار (تقاضا) میباشد. با توجه به رابطه بین متغیرها،...
This paper reports the findings from a study aimed at examining the effectiveness of shoulder rumble strips in reducing run-off-the-road (ROR) crashes on two-lane rural highways using the empirical Bayes (EB) before-and-after analysis method. Specifically, the study analyzed the effects of traffic volume, roadway geometry and paved right shoulder width on the effectiveness of shoulder rumble st...
Applications of camera vision, such as lane departure warning systems, are limited by the quality of the frame image and the information contained within each frame. One common feature extraction technique in image processing is the use of the Hough transform, which can be used to extract lines from an image. The detected lane marking lines are used in the interpolation of a 2 nd order polynomi...
Lane detection and tracking is one of the key features of advanced driver assistance system. Lane detection is finding the white markings on a dark road. Lane tracking use the previously detected lane markers and adjusts itself according to the motion model. In this paper, review of lane detection and tracking algorithms developed in the last decade is discussed. Several modalities are consider...
Driving behavior models for lane-changing and acceleration form an integral component of microscopic traffic simulators and determine its value in evaluation of different traffic management strategies. The state-of-art model for lane changing adopts a two-level framework: the first level involves a latent or unobserved choice of a target lane; the second level models the acceptance of adjacent ...
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