Extracting Overtaking Segments by Unsupervised Clustering and Predicting Nonmotorized Vehicle’s Trajectory

Table 2

Comparison of model accuracy.

Model structure	Root-mean-square error	Mean absolute error	Mean absolute percentage error
Conv-LSTM-LSTM	0.168	0.028	2.040
Conv-GRU-GRU	0.167	0.032	2.376