PDF(64508 KB)
Sparse Denoising Method for High-frequency Ultrasonic Detection Signals of Flip Chip Based on Training Local Dictionary
SU Lei, TAN Shihong, JI Yong, MING Xuefei, GU Jiefei, LI Ke
Journal of Mechanical Engineering ›› 2023, Vol. 59 ›› Issue (6) : 10-17.
PDF(64508 KB)
PDF(64508 KB)
Sparse Denoising Method for High-frequency Ultrasonic Detection Signals of Flip Chip Based on Training Local Dictionary
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