نتایج جستجو برای: crash prediction models

تعداد نتایج: 1116523  

2012
Wouter M. Koolen Dmitry Adamskiy Manfred K. Warmuth

partition specialists We craft a prior on all partition specialists for which Bayes is both • fast: collapses to O(M) time per trial, O(M) space • good: regret close to information-theoretic lower bound Bayes for specialists crash course A specialist may or may not issue a prediction [FSSW97]. Prediction P(y|m) only available for awake m ∈W. Key insight: complete specialists to full models [CV0...

Journal: :international journal of civil engineering 0
h. behbahani s.a. sahaf

the available methods for predicting mechanical characteristics of pavement layers are categorized into two general groups, destructive and non-destructive. in destructive method, using coring and pavement subgrade and performing necessary experiments on them, the quantities of layers properties will be identified. in non-destructive method, the attained deflection is measured by applying the l...

2006
Haneen FARAH Abishai POLUS Moshe A. COHEN

The study has four main objectives: (1) to test the correlation between different infrastructure characteristics and crash-rates, and trends; (2) to develop an Infrastructure Coefficient (IC) that represents the overall infrastructure characteristics of two-lane rural highways; (3) to develop a crash-prediction model for two-lane rural highways in which the IC developed is the independent varia...

2012
Yunqi Zhang Richard Porter Xuesong Zhou Paul Tikalsky Charles A. Wight

This thesis is conducted to compare a crash-level severity model with an occupantlevel severity model for single-vehicle crashes on rural, two-lane roads. A multinomial logit model is used to identify and quantify the main contributing factors to the severity of rural, two-lane highway, single-vehicle crashes including human, roadway, and environmental factors. A comprehensive analysis of 5 yea...

Journal: :desert 2008
s. bazgeer gh. kamali a. mortazavi

yield prediction before harvesting is one of the tools in order to planning food production supply in future.yield prediction was carried out for wheat(triticum aestivum) using different meteorological variables with agrometeorological indices in hamedan district during 2003-04 and 2004-05. according to correlation coefficients, standard error of estimate as well as relative deviation of predic...

Journal: :Accident; analysis and prevention 2006
Chris Lee Bruce Hellinga Kaan Ozbay

This study presents a real-time crash prediction model and uses this model to investigate the effect of the local traffic-responsive ramp metering strategy on freeway safety. Safety benefits of ramp metering are quantified in terms of the reduced crash potential estimated by the real-time crash prediction model. Driver responses to ramp metering and the consequent traffic flow changes were obse...

Journal: :Transportation Research Record: Journal of the Transportation Research Board 2003

Journal: :Journal of Physics: Conference Series 2021

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