## 4 Discussion and Conclusions
Authors would also like to thank the paper (Continuous wavelet transform ridge extraction for spectral interferometry imaging, Coherence Domain Optical Methods and Optical Coherence Tomography in Biomedicine IX. International Society for Optics and Photonics, 2005, Volume 5690) of [PERSON], [PERSON] et al. for the permission of re-printing Figure 3.  
The authors declare  
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