Travel Matrix Enabled Delta-Based Roadside Units Deployment for Vehicular Ad Hoc Networks: A Case of Kigali City

Table 1

Notations used in the Optimization Problem (Parameters used and their descriptions).

Symbol	Description
	Fixed cost of a Road Side Unit
:	The percentage of travel time that a vehicle will be connected
:	The percentage of vehicles required to be connected
:	Total travel time of a vehicle n
	The number of vehicles available
	The time taken by vehicle n in grid cell i
:	A binary variable that is 1 if a road side unit is placed at grid cell otherwise 0
	Binary variable for a vehicle n travel beta1 and belong to beta2