A Data-Driven Functional Classification of Urban Roadways Based on Geometric Design, Traffic Characteristics, and Land Use Features

Table 4

Results of the final regression model.

Factors		Standard regression coefficient	t	-value	VIF
Angle of access		= −0.059	−1.13	0.26	1.9
Total ramp density		= −0.069	−1.58	0.11	1.3
Number of lanes from access point to the roadway		= 0.039	−0.88	0.37	1.4
Number of lanes in roadway		= 0.072	1.57	0.11	1.5
Volume		= −0.099	−1.97	0.049	1.9
On-street parking		= −0.5	−8.2	<0.001	1.2
Deceleration and acceleration lanes	0	—	—	—	—
	1	= −0.23	−4.06	<0.001	2.2
Land use	Commercial or administrative	—	—	—	—
	Residential	= 0.019	0.27	0.7	2.9