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Table 5 Comparison of the standard deviation σ, the mean μ, and the entropy \(\mathcal {H}\) of the original and processed church images

From: A generalized gamma correction algorithm based on the SLIP model

  Original SLIP SLIP SLIP LCS CLAHE LCC AGC PLR
   γ=2 γ=5 γ=7      
σ 0.1304 0.2201 0.2801 0.3157 0.2748 0.1406 0.1014 0.1790 0.2216
μ 0.6120 0.5070 0.5002 0.5962 0.5215 0.6143 0.5768 0.7587 0.4739
\(\mathcal {H}\) 6.5303 7.1614 7.2232 7.2027 7.3673 6.9686 6.4854 6.7082 7.0828