Nonlinear Techniques for Color Image Processing - Nonlinear Signal and Image Processing: Theory, Methods and Applications - page 451

(a)
(b)
(c)
(d)
FIGURE 12.2
Different subwindow structures used in the filtering framework proposed in References 34 and
37 (a), in References 37 and 38 (b, c), and in Reference 39 (d).