نتایج جستجو برای: traffic law

تعداد نتایج: 262136  

Journal: :JCP 2013
Lei Ding Fei Yu Sheng Peng Chen Xu

An algorithm to classify the network traffic based on improved support vector machine (SVM) is presented in this paper. Each feature of the traditional support vector machine (SVM) algorithm has the same effect on classification rather than considering its practical effect. To improve the classification accuracy of SVM, the probabilistic distributing area of a feature in a kind of network traff...

2008
Woo-Sung Jung Fengzhong Wang

We investigate the traffic flows of the Korean highway system, which contains both public and private transportation information. We find that the traffic flow Tij between city i and j forms a gravity model, the metaphor of physical gravity as described in Newton’s law of gravity, PiPj/r 2 ij , where Pi represents the population of city i and rij the distance between cities i and j. It is also ...

Journal: :Physical review. E, Statistical, nonlinear, and soft matter physics 2003
G Chowell J M Hyman S Eubank C Castillo-Chavez

Large scale simulations of the movements of people in a "virtual" city and their analyses are used to generate insights into understanding the dynamic processes that depend on the interactions between people. Models, based on these interactions, can be used in optimizing traffic flow, slowing the spread of infectious diseases, or predicting the change in cell phone usage in a disaster. We analy...

Journal: :Alcohol and alcoholism 2006
D M Gorman J C Huber S E Carozza

AIMS The purpose of the present study was to assess the effects on alcohol-involved traffic crashes and fatalities of the 0.08 blood alcohol concentration (BAC) per se law introduced in the state of Texas in 1999. METHOD Data pertaining to alcohol-involved traffic crashes and fatalities were extracted from two datasets: the Fatality Analysis Reporting System (FARS) compiled by the National Hi...

Journal: :Accident; analysis and prevention 2013
Valdir Ribeiro Campos Rebeca de Souza e Silva Sérgio Duailibi José Florentino dos Santos Ronaldo Laranjeira Ilana Pinsky

OBJECTIVE To present data on drinking and driving in the city of São Paulo, Brazil, and the effects of the new traffic law (Law 11,705) introduced in 2008. METHODS A cross-sectional study was performed using a questionnaire and passive breath test data to study the prevalence of drinking and driving and the association of drinking and driving with background characteristics and drinking patte...

Background: Driving accidents are among the most important causes of mortality in the world in recent years. In Iran, especially in major cities such as Tehran, this issue has become a prevalent social problem. More importantly, adolescents and young people constitute the majority of the victims of traffic accidents. Therefore, the aim of the present study was to investigate the psychosocial di...

Journal: :IEICE Transactions 2012
Takahiro Hirayama Shin'ichi Arakawa Ken-ichi Arai Masayuki Murata

Internet behavior is becoming more complex due to everchanging networking technologies and applications. Thus, understanding and controlling the complex behavior of the Internet are important for designing future networks. One of the complex behaviors of the Internet is traffic dynamics. Previous studies revealed that flow control in the transport layer affects the traffic dynamics of the Inter...

Journal: :South African Journal of Economic and management Sciences 2020

Journal: :IEEE Transactions on Automatic Control 2005

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