1. Ph.D. Student, Transportation Research Institute (IMOB), Hasselt Univ., Wetenschapspark 5, Bus 6, B-3590 Diepenbeek, Belgium (corresponding author). ORCID: .
2. Researcher, Transportation Research Institute (IMOB), Hasselt Univ., Wetenschapspark 5, Bus 6, B-3590 Diepenbeek, Belgium.
3. Professor, Transportation Research Institute (IMOB), Hasselt Univ., Wetenschapspark 5, Bus 6, B-3590 Diepenbeek, Belgium.