TRB’s Transportation Research Record: Journal of the Transportation Research Board, No. 2515, explores 15 papers related to statistical methods and highway safety performance, including: * Multivariate Full Bayesian Hot Spot Identification and Ranking: New Technique * Modeling Crash Rates for a Mountainous Highway by Using Refined-Scale Panel Data * Exploring Piecewise Linear Effects of Crash Contributing Factors with a Novel Poisson—Mixed Multivariate Adaptive Regression Splines Model * Classification of Gaps at Uncontrolled Intersections and Midblock Crossings Using Support Vector Machines * Safety Impacts of a Statewide Centerline Rumble Strip Installation Program * Evaluation of the Safety Effectiveness of the Conversion of Two-Lane Roadways to Four-Lane Divided Roadways: Bayesian Versus Empirical Bayes * Is Horizontal Curvature a Significant Factor of Safety in Rural Multilane Highways? * Developing Calibration Factors for Crash Prediction Models with Consideration of Crash Recording Threshold Change * Empirical Bayes Before—After Study on Safety Effect of Narrow Pavement Widening Projects in Texas * Transferability and Calibration of Highway Safety Manual Performance Functions and Development of New Models for Urban Four-Lane Divided Roads in Riyadh, Saudi Arabia * Safety Analysis of Freeway Segments with Random Parameters * Strength of the Variable: Calculating and Evaluating Safety Performance Function Calibration Factors for the State of Ohio * Statistical Evaluation of Different Sample Sizes for Local Calibration Process in the Highway Safety Manual * Results and Lessons from Local Calibration Process of the Highway Safety Manual for the State of Maryland * Validation Technique Applied to Oregon Safety Performance Function Arterial Segment Models. (Author/publisher)
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