Table 3 Classification accuracy achieved with k-NN (k = 1) classifier for traffic density awareness using one USRP device in the setting depicted in Figure 3
From: RFTraffic: a study of passive traffic awareness using emitted RF noise from the vehicles
| Â | Predicted (%) | ||||
|---|---|---|---|---|---|
Actual | C 1 | C 2 | C 3 | C 4 | C 5 |
C 1 | 98.5 | 1.4 | 0.1 | 0 | 0 |
C 2 | 1.5 | 96.4 | 2.1 | 0 | 0 |
C 3 | 0.8 | 10 | 89.2 | 0 | 0 |
C 4 | 0 | 0 | 0 | 93.6 | 6.4 |
C 5 | 0 | 0 | 0 | 18.4 | 81.6 |