hi, there,
one more question...
if I try to use a variable in expression in 3dcalc how I can write a script?
For example:
set ratio = 1
3dcalc -a input1+orig. -b input2+orig. -prefix test -expr 'a+${ratio}*b'
is that correct?
absolutely not.....
so what should I do?
thanks for your help. ^_^
sharon