Table 4 Performance of two methods for straight-path following control.

From: Vision-based adaptive path following controller for 4W mobile robots on varied terrains

Line (\(^{o}\))

Rise Time (s)

Settling Time (s)

Overshoot (m)

\(\alpha _{\omega -fixed}\)

\(\alpha _{\omega -adaptive}\)

\(\alpha _{\omega -fixed}\)

\(\alpha _{\omega -adaptive}\)

\(\alpha _{\omega -fixed}\)

\(\alpha _{\omega -adaptive}\)

0

10.81

11.28

>30

11.28

0.0945

<0.04

45

5.142

6.822

>30

13

0.1418

<0.04

90

5.642

7.082

>30

7.082

0.2271

<0.04

135

4.965

4.42

>30

20.44

0.597

0.2297

  1. Note: \(\alpha _{\omega -fixed}\) and \(\alpha _{\omega -adaptive}\) denotes the Method \(PFC_{{\alpha }_{\omega -fixed}}\) and \(PFC_{{\alpha }_{\omega -adaptive}}\) respectively.