Table 2 Results of the location and absolute error of distance.

From: Experimental study on the location of an acoustic emission source considering refraction in different media

AE source

Methods

X

Y

Z

Absolute error/mm

E

AE source coordinates

49.50

50.00

50.00

 

TDR

49.50

50.00

50.40

0.40

TD

44.00

48.80

101.00

51.31

F

AE source coordinates

0.00

50.00

20.00

 

TDR

0.00

49.80

21.60

1.61

TD

45.00

48.50

105.50

96.63

G

AE source coordinates

49.50

100.00

40.00

 

TDR

49.40

99.90

40.50

0.52

TD

43.80

73.00

106.30

71.81

H

AE source coordinates

99.00

50.00

60.00

 

TDR

98.00

49.90

60.20

1.02

TD

70.00

48.10

113.40

60.80

I

AE source coordinates

49.50

0.00

80.00

 

TDR

48.40

0.00

79.50

1.21

TD

44.60

21.80

112.90

39.77