Table 2 Speed, density, and acceleration with the proposed model.

From: A microscopic traffic characterization considering the impact of density on carbon emissions from CAVs

Time headway

Parameter

Mean

Median

Standard deviation

Coefficient of variation

\(\:T=0.2\) s

Speed

1.25

0.09

2.22

1.77

Density

0.33

0.45

0.19

0.59

Acceleration

-0.21

0.03

0.44

-2.06

\(\:T=0.5\) s

Speed

3.73

3.99

2.34

0.63

Density

0.04

0.01

0.08

1.98

Acceleration

-0.002

0.03

0.17

-73.80

\(\:T=1.5\) s

Speed

3.57

3.86

2.09

0.58

Density

0.03

0.01

0.05

1.68

Acceleration

-0.00038

0.02

0.133

-350.20

\(\:T=2.5\) s

Speed

2.97

3.04

1.89

0.63

Density

0.02

0.01

0.03

1.31

Acceleration

0.005

0.018

0.06

-11.45