Natural Image Enhancement Using a Biogeography Based Optimization Enhanced with Blended Migration Operator

Table 1

PSNR values compared with traditional IE techniques.

Images	Fuzzy	GA	PSO	BBO-BMO
Image 1	44.496	45.745	47.506	50.516
Image 2	44.636	45.605	46.854	48.615
Image 3	45.032	46.001	47.25	49.011
Image 4	46.001	47.25	49.011	50.22