Research Article

Context-Aware Services Using MANETs for Long-Distance Vehicular Systems: A Cognitive Agent-Based Model

Table 1

Notations and variables used for the representation of transport systems.

EntitiesStatesDefinitions

VariablesVehicle indexv=1, 2, 3, …N
Checkpoint indexcps=1, 2, 3, …C
Time target at the checkpoint for vehicleTCP [v, cps]
Total travel timeTotalTime[v]
Travel time (on-road)TravelTime[v]
Time spent at restRestTime[v]
Wasted time (no travel)RPMT[v]
Current speed of vehicleVS[v]
Minimum speedVSmin[v]
Maximum speedVSmax[v]
Efficient speedVSe[v]
StateState[v]

Stochastic variablesTime window[ΔT, TotalTime]
Condition of vehicleCond[v]
Congested cpsCong[cps]
Rest choiceRest [v, cps]