Study on Driver Behavior Pattern in Merging Area under Naturalistic Driving Conditions

Table 4

Characteristics of driving style clustering.

Symbol	Unit	Meaning
Vmean	m/s	Mean of absolute speed values
Vstd	m/s	Standard deviation of absolute speed value
Amean	m/s^2	Mean value of absolute acceleration
Astd	m/s^2	Standard deviation of absolute acceleration value
Jmean	m/s^3	Mean value of absolute value of variable acceleration
Jstd	m/s^3	Standard deviation of absolute value of variable acceleration