Table 2 Running time of the proposed method
From: Building detection from urban SAR image using building characteristics and contextual information
Test sites | Image size (pixels) | Extracting markers(s) | Computing edge strength image (s) | Minima imposition & watershed transform (s) | Postprocessing (s) | Total time (s) |
|---|---|---|---|---|---|---|
I | 220 × 187 | 4.36 | 0.02 | 0.06 | 10.86 | 15.30 |
II | 206 × 144 | 2.14 | 0.02 | 0.05 | 4.36 | 6.57 |
III | 312 × 363 | 5.95 | 0.05 | 0.16 | 9.98 | 16.14 |
IV | 377 × 372 | 7.37 | 0.06 | 0.29 | 12.78 | 20.5 |