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The Scientific World Journal
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2013
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Article
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Tab 2
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Research Article
An Efficient and Self-Adapted Approach to the Sharpening of Color Images
Table 2
Operation counts of the proposed approach.
Operations
APU
MPU/DIV
ABS
COMP
HVD
≤2
0
≤2
≤2
Low-pass filtering
7
0
0
1
Edge sharpening
9
4
0
1
HVD
is required for each pixel.
LPF and edge sharpening is for edge pixel only.