HI - I'm not sure _exactly_ what you're asking, but I think the
answer is that you haven't changed the contrasts (or added new ones)
to actually use the new EV?
Cheers, Steve.
On 18 Oct 2006, at 17:10, Peter Soros wrote:
> Dear FSL experts,
>
> I would like to create an additional EV (response latency) for my
> first-level FEAT analysis. I have an event-related sparse sampling
> protocol (51 data points per run). I'd like to take the actual latency
> for each event and subject, rather than the mean latency in a group
> analysis (as is shown in the FEAT manual).
> How could that be done? I have created a text file in the custom
> 3-column format. In the design matrix, the new EV shows up nicely, the
> original EVs, however, are not modified (and the FEAT maps are the
> same as before).
>
> Thank you very much for your help,
>
> Peter
>
>
>
> --
> Dr. Peter Soros
> Postdoctoral Fellow
> Imaging Research
> Sunnybrook Health Sciences Centre
> 2075 Bayview Avenue Room SG 28
> Toronto Ontario M4N 3M5
> Canada
>
> Phone: 416.480.6100 ext 3843
> e-mail: [log in to unmask]
>
> http://neuroactivity.org/
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Stephen M. Smith, Professor of Biomedical Engineering
Associate Director, Oxford University FMRIB Centre
FMRIB, JR Hospital, Headington, Oxford OX3 9DU, UK
+44 (0) 1865 222726 (fax 222717)
[log in to unmask] http://www.fmrib.ox.ac.uk/~steve
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