.INPUT1 FILE: PIC001
[Enter the name of the first image]
.INPUT2 FILE: PIC002
[Enter the name of the second image file]
.MASK FILE: MSK001
[Enter the name of the mask file defining the area to
be compared]
[Terminal output consists of:
average of image #1 over mask,
average of image #2 over mask,
standard deviation of #1 over mask,
standard deviation of #2 over mask,
correlation coefficient,
Euclidean distance.]