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. Author manuscript; available in PMC: 2017 Feb 1.
Published in final edited form as: IEEE Trans Med Imaging. 2015 Oct 6;35(2):605–611. doi: 10.1109/TMI.2015.2486619

Fig. 2.

Fig. 2

(a) Mean conjunctival microcirculation image generated by averaging consecutive registered image frames; (b) Vessel segmentation by Frangi filtering of the mean image. (c) After removing small objects and a morphological closing operation.