Noise image

Median

Mean (3*3)

TV-SOBEL

Cameraman

0.4446

0.6424

0.6934

0.8334

Lena

0.3887

0.6338

0.6904

0.7641

Barbara

0.7717

0.7863

0.8152

0.8571

Peppers

0.7196

0.8323

0.8622

0.9278