Clustering method | The number of wrong samples | Average running time / s | Average accuracy /% | SAFD |
---|---|---|---|---|
k-means | 184 | 260.5 | 89 | 1.98 |
Literature[ |
121 | 202.75 | 97 | 1.54 |
Literature[ |
98 | 181.5 | 99 | 1.25 |
The algorithm in this paper | 101 | 145.25 | 98 | 1.05 |
Characteristic parameter | ||||
---|---|---|---|---|
Deceleration time ratio |
0.423 | 0.341 | −0.723 | 0.248 |
Distance traveled |
0.893 | 0.134 | 0.045 | 0.432 |
Fragment duration |
0.432 | 0.231 | −0.142 | 0.768 |
Acceleration time ratio |
0.394 | −0.156 | 0.060 | 0.491 |
Cruise time ratio |
0.341 | 0.835 | −0.045 | −0.138 |
Average velocity |
0.499 | 0.763 | 0.025 | 0.255 |
Average driving speed |
0.778 | 0.315 | 0.112 | 0.358 |
Speed standard deviation |
0.198 | 0.033 | 0.034 | 0.189 |
Accelerate standard deviation |
0.145 | 0.267 | −0.067 | −0.121 |
Average acceleration |
0.014 | 0.223 | 0.033 | 0.024 |
Average deceleration |
0.566 | −0.433 | −0.052 | 0.315 |
Idle Time Ratio |
0.125 | −0.351 | 0.843 | 0.467 |