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236 5 Segmentation

(a) (b)

(c) (d)

(e) (f)

Figure 5.1 Some popular image segmentation techniques: (a) active contours (Isard and Blake 1998) c 1998
Springer; (b) level sets (Cremers, Rousson, and Deriche 2007) c 2007 Springer; (c) graph-based merging
(Felzenszwalb and Huttenlocher 2004b) c 2004 Springer; (d) mean shift (Comaniciu and Meer 2002) c 2002
IEEE; (e) texture and intervening contour-based normalized cuts (Malik, Belongie, Leung et al. 2001) c 2001
Springer; (f) binary MRF solved using graph cuts (Boykov and Funka-Lea 2006) c 2006 Springer.