Research Article

Performance Evaluation of Noise Reduction Filters for Color Images through Normalized Color Difference (NCD) Decomposition

Figure 4

Distortion areas for windows: (a) , (b) , (c) , and (d) .
579658.fig.004a
(a)
579658.fig.004b
(b)
579658.fig.004c
(c)
579658.fig.004d
(d)