Potentially, motion adds variance to the data that could partially be removed by realignment. So the computation of the PAID weight maps should ideally be done on the realigned data. The weights can then be mapped back to and applied in unrealigned space.
Potentially, motion adds variance to the data that could partially be removed by realignment. So the computation of the PAID weight maps should ideally be done on the realigned data. The weights can then be mapped back to and applied in unrealigned space.