نتایج جستجو برای: crash pattern

تعداد نتایج: 357489  

Journal: :Applied sciences 2021

The reduction of traffic crashes, as well their socio-economic consequences, has captivated the attention safety professionals and transportation agencies. most important activity for an effective road practice is to identify hazardous roadway areas based on a spatial pattern analysis crashes evaluation crash relations with neighboring other relevant factors. For decades, researchers have adopt...

Esfandiar Malekian Hossein Fakhari Jamal Ghasemi Serveh Farzad,

Stock price crash risk is a phenomenon in which stock prices are subject to severe negative and sudden adjustments. So far, different approaches have been proposed to model and predict  the  stock price crash risk, which in most cases have been the main emphasis on the factors affecting it, and often traditional methods have been used for prediction. On the other hand, using  Meta Heuristic Alg...

2017
Sean Seaman Joonbum Lee Bobbie Seppelt Linda Angell Bruce Mehler Bryan Reimer

To better understand cellular phone texting behavior and its relationship to crashing, we combined the sample-level glance data of NEST with the AttenD buffer algorithm to visualize glancing during texting within naturalistic epochs ending in crashes or no crashes. We found that texting periods were quite similar across the two, both in duration, number of individual texting tasks, and overall ...

Journal: :Accident; analysis and prevention 2011
Xinping Yan Ming Ma Helai Huang Mohamed Abdel-Aty Chaozhong Wu

This research presents a comprehensive analysis of motor vehicle-bicycle crashes using 4 years of reported crash data (2004-2007) in Beijing. The interrelationship of irregular maneuvers, crash patterns and bicyclist injury severity are investigated by controlling for a variety of risk factors related to bicyclist demographics, roadway geometric design, road environment, etc. Results show that ...

Journal: :Journal of the Royal Society of Medicine 2002

Journal: :تحقیقات مالی 0
آرش محمد علی زاده دکتری مدیریت مالی، دانشگاه تهران، تهران، ایران رضا راعی استاد گروه مدیریت مالی، دانشگاه تهران، تهران، ایران شاپور محمدی دانشیار گروه مدیریت مالی، دانشگاه تهران، تهران، ایران

market crash is a phenomenon which occurs in stock markets occasionally and leads to loss of the investors’ wealth and assets in a relatively short period of time. therefore, attempts for prediction of this phenomenon are of much importance for the investors, financial institutions and government. to this date, numerous and varied studies have been carried out for predicting and modeling  stock...

2002
Chris Lee

The likelihood of a crash or crash potential is significantly affected by short-term turbulence of traffic flow. For this reason, crash potential must be estimated on a real-time basis by monitoring the current traffic condition. In this regard, a probabilistic real-time crash prediction model relating crash potential to various traffic flow characteristics which lead to crash occurrence, or “c...

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...

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