Table 2 Overlap of the masks derived from eight different segmentation methods [colour-based (C); texture-based (T); edge-based (E)] described in Table 1 estimated as the average of F values (=harmonic mean of precision and recall), n = 1200
Colour segmentation | Texture segmentation | Edge based segmentation | ||||||
|---|---|---|---|---|---|---|---|---|
C1 | C2 | T1 | T2 | E1 | E2 | E3 | E4 | |
C1 | 77.8 | 65.7 | 72.8 | 74.4 | 50.6 | 75.0 | 71.5 | |
C2 | 79.7 | 76.5 | 77.7 | 58.5 | 78.1 | 75.5 | ||
T1 | 66.8 | 65.9 | 50.9 | 66.4 | 63.3 | |||
T2 | 88.6 | 56.3 | 88.1 | 86.8 | ||||
E1 | 57.1 | 96.2 | 92.1 | |||||
E2 | 56.1 | 59.1 | ||||||
E3 | 89.4 | |||||||