Multichannel Retinal Blood Vessel Segmentation Based on the Combination of Matched Filter and U-Net Network

Figure 12

(a, e, i, m, q) Image_12R, (b, f, j, n, r) image_13L, (c, g, k, o, s) image_13R, and (d, h, l, p, t) image_14L from the CHASE_DB1 dataset. (a–d) Original images, (e–h) ground truth, (i–l) literature [19], (m–p) literature [28], and (q–t) proposed segmentation images.

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