A Mobile, Dynamic, and Privacy-Preserving Matching System for Car and Taxi Pools

Table 1

Comparison.

Function	Fagin and Williams [14]	Lift4U [19]	Lalos et al. [20]	Proposed system
Carpool	v	v	v	v
Does not require GPS for matching	v			v
Users do not need to know each other		v	v	v
Spur-of-the-moment matching			v	v
Does not require registration				v
Does not require Internet access	v			v
Privacy protection				v