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A research hypothesis: - In the Czech Republic, speeding enforcement is low as well as sanctions; therefore drivers are often speeding. - But when Czech drivers cross the border, for example to...
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I am using Generalized Linear Models (GLM) to model influence of various explanatory variables on traffic crash frequency. After modelling, it is useful to interpret influence of these variables....
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I have been developing various regression models for road crash frequency. I use generalized linear models (SPSS GENLIN or SAS GENMOD procedures), negative binomial (NB) distribution, log link...
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Can somebody help estimating how many analysis units (number of railway level crossings - RLCs) will I need to build a crash prediction model (safety performance function)? From some past analyses...
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