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Table 2 Dataset information and segmentation performance using fuzzy connectedness method without/with a lookup table

From: Vascular segmentation in hepatic CT images using adaptive threshold fuzzy connectedness method

Dataset I II III IV
Data size (voxel) (512, 512, 155) (512, 512, 165) (512, 512, 191) (512, 512, 221)
Voxel size (mm) 0.683 × 0.683 × 1 0.702 × 0.702 × 1 0.613 × 0.613 × 1 0.637 × 0.637 × 1
Running time without a lookup table(s) 158 383 209 278
Running time with a lookup table(s) 74 160 97 119
Speedup factor 2.14 2.39 2.15 2.34
Seed location (165, 221, 99) (197, 190, 108) (158, 229, 95) (189, 233, 137)
Suggested threshold 0.89 0.779 0.718 0.775