A Defect Localization Approach Based on Improved Areal Coordinates and Machine Learning

Table 2

The AE source location coordinates (unit: mm).

No.	Actual coordinate	No.	Actual coordinate	No.	Actual coordinate	No.	Actual coordinate	No.	Actual coordinate
N-1	(-250, 200)	N-2	(-150, 200)	N-3	(-50, 200)	N-4	(50, 200)	N-5	(150, 200)
N-6	(250, 200)	N-7	(-250, 100)	N-8	(-150, 100)	N-9	(-50, 100)	N-10	(50, 100)
N-11	(150, 100)	N-12	(250, 100)	N-13	(-250, 0)	N-14	(-150, 0)	N-15	(-50, 0)
N-16	(50, 0)	N-17	(150, 0)	N-18	(250, 0)	N-19	(-250, -100)	N-20	(-150, -100)
N-21	(-50, -100)	N-22	(50, -100)	N-23	(150, -100)	N-24	(250, -100)	N-25	(-250, -200)
N-26	(-150, -200)	N-27	(-50, -200)	N-28	(50, -200)	N-29	(150, -200)	N-30	(250, -200)