Hi - can you put the full FEAT dir on the web so we can look at the plots
On Mon, 19 Jul 2004, Julius Fridriksson wrote:
> Hi FSLers -- I used a mixed design to collect data for a finger tapping
> paradigm. The data from the event related and bloced designs were
> analysed seperately in FEAT and the results look great. We were just
> comparing left vs right finger tapping. However, the peri-stimulus plot
> for the blocked design looks fine but not for the event related portion.
> I understand that FEAT tries to "guess" what is an event but do not get
> how it goes about guessing. Any suggestions on what I am doing wrong?
> That is, how can I analyse the event related data so as to get an
> estimate of the HRF?
> As before, thanks very much for you help. Best regards,
> N.B. I used a Gamma function for convolution
> Julius Fridriksson Ph.D.
> Assistant Professor
> Dept. of Communication Sciences & Disorders
> University of South Carolina
> Tel: (803) 777-5931
> Fax: (803) 777-3081
Stephen M. Smith DPhil
Associate Director, FMRIB and Analysis Research Coordinator
Oxford University Centre for Functional MRI of the Brain
John Radcliffe Hospital, Headington, Oxford OX3 9DU, UK
+44 (0) 1865 222726 (fax 222717)
[log in to unmask] http://www.fmrib.ox.ac.uk/~steve