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Shock and Vibration
/
2020
/
Article
/
Fig 10
/
Research Article
Frequency Aliasing-Based Spatial-Wavenumber Filter for Online Damage Monitoring
Figure 10
Wavenumber-time images of the conventional spatial-wavenumber filter method. (a)
k
a
-I
of damage
A
; (b)
k
a
-I
of damage
F
.
(a)
(b)