493867.fig.001a
(a)
493867.fig.001b
(b)
493867.fig.001c
(c)
493867.fig.001d
(d)
Figure 1: The schematic diagram of PU segmentations according to (a) lamellar, (b) Zernike-Prins, (c) Percus-Yevick, and (d) Teubner-Strey models.