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(Color online) Steps of the process performed in order to retrieve the orientation of fibers in cornea lamella. (a) Original second harmonic generation (SHG) image; (b) Filtered FFT image using a band pass filter (BPF) and processed using histogram adjustment and median filter; (c) Radon transform of the FFT transform showing peak at dominant orientation; (d) Plot of x′= 0 of the Radon transform.
