Automatic Traffic State Recognition Based on Video Features Extracted by an Autoencoder

Table 5

Evaluation indexes of -k-means for each traffic state in dataset A₂ (%).

Traffic state	Accuracy rate	Recall rate	value
Free	90.7	95.6	93.1
Steady	100	100	100
Congested	95.3	90.2	92.7
Average	95.4	95.3	95.3