Table 4 Bonsai performance on Case-2 dataset with varying distance and sensor combinations.

From: A cost effective real time rail track monitoring system leveraging multi sensor fusion and multi objective optimization

Distance of sensor node from incoming train (m)

Number of aggregated sensors

Model accuracy (%)

0–400

1

94.13

2

94.67

3

96.31

400–800

1

86.45

2

89.42

3

93.12

800–1000

1

48.18

2

52.34

3

58.69

1000–1200

1

32.04

2

41.67

3

47.26