Urban Traffic Travel Time Short-Term Prediction Model Based on Spatio-Temporal Feature Extraction

Table 3

The key spatio-temporal features of the traffic network.

Predictors (symbol)					No.
TTt−1	TTt−2	TTt−3	TTt−4	TTt−5	1∼5
T1	Average_speed	Minute	Hour	Dayofweek	6∼10
Vacation	Length	Width	Area	Link_ID	11∼15
in_degree	out_degree	closeness_centrality	PageRank	infomap	16∼20
out_link1_lag1	out_link1_lag2				21–22