Improvement of Network Performance by In-Vehicle Routing Using Floating Car Data

Table 2

Relation between penetration rate of FCD, speed error, and link availability.

Penetration rate of FCD	Delay improvement for speed inaccuracies			Delay improvement for limited link availability
	28 January	3 February	5 February	28 January	3 February	5 February
1%	Unknown	Unknown	Unknown	<0.03%	<0.02%	<0.02%
10%	0.8%	0.8%	1.0%	0.7%	0.7%	0.9%
50%	3.8%	4.0%	4.8%	3.8%	4.0%	4.8%
90%	6.9%	7.3%	8.6%	6.9%	7.3%	8.6%