The Scientific World Journal / 2013 / Article / Fig 15

Research Article

An Efficient and Self-Adapted Approach to the Sharpening of Color Images

Figure 15

for HVD. (a) The image “Moon surface” (256 × 256 grey image). (b) Edges detected by HVD with LPF. (c and d) Sharpened results by HVD with scaling factors and , respectively.
(a) Original image
(b) Edges detected by HVD with LPF
(c) Scaling factor
(d) Scaling factor

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