Research Article

Developing Roadway Safety Models for Winter Weather Conditions Using a Feature Selection Algorithm

Table 5

List of the trimmed variables.

IDVariable

1(Intercept)
2LnExposure
3RoadCondition
4StormHours
5TemperatureFahASOS
6WindSpeedKnots
7WorstFreezingRain
8WorstSnow
9WorstVisibility
10AVLRecords
11Solid_PLM_Minute
12SolidDistance.Distance
13Solid_PLM_MinuteBefore
14AfterRecords
15BeforeRecords
16LiquidDistance.Distance
17PreLiquid.Distance
18SolidDistance.DistanceBefore

Note: see Table 1 for the definition of each variable.