Fig. 1 Graphical user interface of the Ultrasonic Signal Processing Toolbox:

Fig.2 Design of Common Component Rejection filter:

Fig.4 An example of processing with Split Spectrum/Amplitude Minimization:

Fig.5 An example of processing using the Split Spectrum/Consecutive Polarity Coincidence:

Fig 6. Example of processing using the Wiener filter:

Fig 7. The vertical line within the C-scan (1)
represents the maximum amplitudes collected from the current B-scan (2):

Fig 8. Example of C-scan taken over three different depths:

Fig. 9 An example of the adaptive method, the area between the two is the C-scan extraction area:

Fig. 10 An example of the polynomial fit method, the area between the two is the C-scan extraction area:
