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. 2020 Jan 10;15(1):e0226345. doi: 10.1371/journal.pone.0226345

Table 6. Mean execution time (in seconds) of different algorithms.

Image Histon Roughness-index AHHT
Initial segmentation Merging process Total Initial segmentation Merging process Total Initial segmentation Merging process Total
BSDS300 8.1459 2.0008 10.14673 9.1763 2.7703 11.9467 0.0685 2.4703 2.5388
BSDS500 9.8467 2.6347 12.4814 8.3534 2.8033 11.1567 0.0681 2.2625 2.3307