Pedestrian Evacuation Time Model for Urban Metro Hubs Based on Multiple Video Sequences Data

Table 1

Model summary and parameter estimates.

Equation	Model summary					Parameter estimates
	𝑅 Square	𝐹	df1	df2	Sig.	Constant	𝑏1	𝑏2	𝑏3
Logarithmic	0.795	236.71	1	61	0	1.228	−0.355
Cubic	0.934	276.576	3	59	0	1.651	−0.229	−0.113	0.022
Exponential	0.894	516.655	1	61	0	1.836	−0.349

The independent variable: density.
Dependent variable: speed.