From: RFTraffic: a study of passive traffic awareness using emitted RF noise from the vehicles
Predicted (%)
Actual
Start (L 1 )
Urban (L 2 )
Highway (L 3 )
Start (L1)
82.0
14.4
3.6
Urban (L2)
8.4
87.8
3.8
Highway (L3)
7.5
5.9
86.6