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Table 5 Statistical results of our method for test images of 1 to 20 from STARE dataset

From: Structure-based level set method for automatic retinal vasculature segmentation

Dataset Image number Se Sp Ppv Npv Acc κ
STARE 1 0.6449 0.9731 0.7455 0.9574 0.9374 0.6570
2 0.5754 0.9836 0.7795 0.9584 0.9464 0.6336
3 0.8036 0.9519 0.5973 0.9820 0.9398 0.6527
4 0.3117 0.9972 0.9275 0.9271 0.9271 0.4376
5 0.8084 0.9466 0.6803 0.9723 0.9296 0.6985
6 0.7759 0.9666 0.6912 0.9781 0.9498 0.7035
7 0.8567 0.9631 0.7412 0.9820 0.9514 0.7674
8 0.7758 0.9644 0.7125 0.9742 0.9451 0.7121
9 0.7814 0.9698 0.7569 0.9736 0.9495 0.7406
10 0.7568 0.9722 0.7711 0.9700 0.9485 0.7349
11 0.8000 0.9629 0.7004 0.9780 0.9470 0.7175
12 0.8446 0.9665 0.7490 0.9814 0.9537 0.7679
13 0.7743 0.9710 0.7881 0.9687 0.9470 0.7510
14 0.7611 0.9739 0.8055 0.9663 0.9474 0.7528
15 0.6239 0.9796 0.8031 0.9512 0.9376 0.6680
16 0.4445 0.9916 0.8961 0.9165 0.9150 0.5528
17 0.7238 0.9803 0.8372 0.9621 0.9488 0.7477
18 0.5669 0.9931 0.8594 0.9685 0.9635 0.6647
19 0.4183 0.9934 0.8001 0.9646 0.9595 0.5304
  20 0.8035 0.9512 0.6234 0.9797 0.9377 0.6679