Optimal frequency-to-bandwidth ratio of wavelet in ultrasonic non-destructive evaluation

Ultrasonics

Volumn 39, Issue 1, 2001, Pages 13-17

  Zhang, Guang Ming ^a   Hou, Ceng Gang ^b   Wang, Yu Wen ^b   Zhang, Shu Yi ^a  

^a NANJING UNIVERSITY   (China)

^b XI'AN JIAOTONG UNIVERSITY   (China)

Author keywords

[No Author keywords available]

Indexed keywords

BANDWIDTH; NONDESTRUCTIVE EXAMINATION; OPTIMIZATION; WAVELET TRANSFORMS;

FREQUENCY-TO-BANDWIDTH RATIO;

ULTRASONIC TESTING;

EID: 0035151552     PISSN: 0041624X     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0041-624X(00)00043-3     Document Type: Article

References (5)

1. A. Abbate, J. Koay, J. Frankel, J. Frankel, S.C. Schroeder, P. Das, Signal detection and noise suppression using a wavelet transform signal processor: application to ultrasonic flaw detection, IEEE Trans. Ultrason. Ferroelect. Freq. Contr. 14 (1) (1997) 14-25.
2. J.D. Aussel, Split-spectrum processing with finite impulse response filters of constant frequency-to-bandwidth ratio, Ultrasonics 28 (1990) 229-240.
3. C.K. Chui, An introduction to wavelets, Academic Press, New York, 1992.
4. I. Daubechies, The wavelet transform, time-frequency localization and signal processing, IEEE Trans. Inform. Theory 36 (1990) 961-1005.
5. S. Mallat, Z.F. Zhang, Matching pursuits with time-frequency dictionaries, IEEE Trans. Signal Process. 41 (12) (1993) 3397-3415.