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Table 5 The precisions of optic cup segmentation with different size of median filtering

From: An efficient optic cup segmentation method decreasing the influences of blood vessels

Image type

5 × 5 pixels

7 × 7 pixels

9 × 9 pixels

11 × 11 pixels

Normal

0.5250 ± 0.0600

0.7114 ± 0.0300

0.8914 ± 0.0300

0.6900 ± 0.1600

Glaucoma

0.3951 ± 0.2000

0.5618 ± 0.0400

0.7218 ± 0.0400

0.5219 ± 0.1100