Table 2 Average tracking accuracy in different vertical distances from EPM to MC.

From: Autonomous navigation of a magnetic colonoscope using force sensing and a heuristic search algorithm

Vertical distance from EPM to MC (cm)

Δx (mm)

Δy (mm)

5

0.59 ± 0.51

0.53 ± 0.39

6

0.76 ± 0.32

0.56 ± 0.32

7

0.97 ± 0.50

1.12 ± 0.47

8

0.99 ± 0.42

1.72 ± 0.34

9

1.47 ± 0.39

2.74 ± 0.32

10

2.07 ± 1.45

3.18 ± 0.88

  1. The average accuracy presented in mean error ± standard deviation.