Table 6 Results of the Taguchi-tested features of the Parrot Bebop 2 drone.

From: UAV propeller fault diagnosis using deep learning of non-traditional χ2-selected Taguchi method-tested Lempel–Ziv complexity and Teager–Kaiser energy features

Trial

PE

LZC

TKEO

Accuracy (%)

S/N ratio (dB)

1

0

0

0

86.3

20.5

2

0

1

1

92.5

24.7

3

1

0

1

93.1

25.2

4

1

1

0

94.7

26.8

5

1

0

0

90.0

22.5

6

0

1

0

89.2

21.8

7

0

0

1

91.6

23.9

8

1

1

1

98.7

30.0

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