> I am puzzling what the motion criteria is in order to correct one
> translational shift between two sessions if the motion within each session
> is in an acceptable range. To my understanding, it seems depending on
> whether the interpolation can handle it well, right? Say, if I have two
> sessions that are shifted 10mm in x direction and all motion within session
> is less than 1mm, may I able to get a reasonable result? Thanks!
I think the general consensus is that movement between sessions is not
such a big deal, as long as the within-session movement is reasonable
(it would be great to hear if anyone thinks otherwise). So, yes, in
your case, I wouldn't anticipate this to be a problem.