[Retracted] Morphological Structural Element Optimization for Automatic Line Characterization of Ink Drawings

Figure 4

Ink painting images. (a) Input. (b) g = 0.9. (c) g = 0.7. (d) g = 0.5. (e) g = 0.3. (f) g = 0.1.

(a)

(b)

(c)

(d)

(e)

(f)