RHS in 3dTfitter

-RHS rset = Specifies the right-hand-side 3D+time dataset.
(‘rset’ can also be a 1D file with 1 column)
* Exactly one ‘-RHS’ option must be given to 3dTfitter.

I wonder what is right-hand-side fMRI data? In general, we aquired one 3D+t fmri data in the MR.

That is meaning the right hand side of the equation that
3dTfitter is attempting to solve. The help also discusses
what is on the left hand side.

  • rick