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`fce5`) The original image.

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`fce5noi1`) Result of adding salt noise of 0.5% to

`fce5`.- (
`fce5ero1`) Result of eroding

`fce5noi1`with a 3×3 structuring element.- (
`fce5opn1`) Result of opening

`fce5noi1`with a 3×3 structuring element.- (
`fce5clo2`) Result of closing

`fce5noi1`with a 3×3 structuring element.- (
`fce5noi2`) Result of adding pepper noise of 0.5% to

`fce5`.- (
`fce5opn2`) Result of opening

`fce5noi2`with a 3×3 structuring element.- (
`fce5clo1`) Result of closing

`fce5noi2`with a 3×3 structuring element.- (
`fce5dil1`) Result of dilating

`fce5noi2`with a 3×3 structuring element.- (
`fce5noi3`) Result of adding salt and pepper noise of 0.5% (each) to

`fce5`.- (
`fce5csm1`) Result of conservative smoothing

`fce5noi3`.- (
`fce5mea1`) Result of mean smoothing

`fce5noi3`with a 3×3 kernel.- (
`fce5mea2`) Result of mean smoothing

`fce5noi3`with a 5×5 kernel.- (
`fce5med1`) Result of median smoothing

`fce5noi3`with a 3×3 kernel.- (
`fce5crm1`) Result of filtering

`fce5noi3`with 13 iterations of Crimmins Speckle Removal Algorithm.- (
`fce5noi4`) Result of adding Gaussian noise of mean = 0, standard deviation = 8 to

`fce5`.- (
`fce5mea3`) Result of mean smoothing

`fce5noi4`with a 3×3 kernel.- (
`fce5mea6`) Result of mean smoothing

`fce5noi4`with a 5×5 kernel.- (
`fce5med2`) Result of median smoothing

`fce5noi4`with a 3×3 kernel.- (
`fce5gsm1`) Result of Gaussian smoothing

`fce5noi4`with a 5×5 kernel.- (
`fce5crm4`) Result of filtering

`fce5noi4`with 2 iterations of Crimmins Speckle Removal Algorithm.- (
`fce5crm5`) Result of filtering

`fce5noi4`with 1 iteration of Crimmins Speckle Removal Algorithm.- (
`fce5usp1`) Result of unsharp masking

`fce5noi4`.- (
`fce5noi5`) Result of adding Gaussian noise of mean = 0, standard deviation = 13 to

`fce5`.- (
`fce5mea4`) Result of mean smoothing

`fce5noi5`with a 3×3 kernel.- (
`fce5med3`) Result of median smoothing

`fce5noi5`with a 3×3 kernel.- (
`fce5csm2`) Result of conservative smoothing

`fce5noi5`with a 3×3 kernel.- (
`fce5noi6`) Result of adding Gaussian noise of mean = 0, standard deviation = 20 to

`fce5`.- (
`fce5noi7`) Result of adding 3% salt and pepper noise to

`fce5`.- (
`fce5noi8`) Result of adding 5% salt noise to

`fce5`.- (
`fce5crm3`) Result of filtering

`fce5noi8`with 8 iterations of Crimmins Speckle Removal Algorithm.