

The original image.

Intensity histogram of wom1.

Result of histogram equalizing wom1.

Result of contrast stretching wom1
using linear interpolation between c = 79 and d =
136.

Intensity histogram of wom1str1.

Result of contrast stretching wom1
using a cutoff fraction, c = 0.03.

Intensity histogram of wom1str2.

Result of contrast stretching wom1
using c = 0.8.

Intensity histogram of wom1str3.

Result of adding 0.1% salt and pepper noise to wom1str2.

Result of cropping and zooming
wom1noi1.

Result of filtering wom1noi1 using 1 iteration of Crimmins Speckle Removal Algorithm.

Result of cropping and zooming
wom1crm1.

Result of filtering wom1noi1 using 4 iterations of Crimmins Speckle Removal Algorithm.

Result of cropping and zooming
wom1crm2.

Result of filtering wom1noi1 using 8 iterations of Crimmins Speckle Removal Algorithm.

Result of adding 3% salt and pepper noise to
wom1str2 and then applying 11 iterations of
Crimmins Speckle Removal Algorithm.
