Clusterplot problem

[Roemer van der Meij]

Hi Matteo,

What FieldTrip version are you using? There have been some changes in
the past few months in the functions you use.
Could you post all the cfg-settings you used (from statistical analysis
onwards)?

Best,
Roemer


On 5/19/2010 3:51 PM, <Matteo Fraschini> wrote:
> Dear all,
> I am currently working on a study involving Activation vs Baseline paradigm on MEG data.
> By using FT preprocessing, analysis and plotting functions I really can see what I expected
> to. But, I have a problem with statistical analysis. I tried to use cluster-based permutation
> tests on time-frequency data following the web tutorial. The analysis shows significative
> cluster but both ft_clusterplot and stat.mask seem corrupted/incorrect. What I see (with
> ft_clusterplot) is significative cluster but in region/channels with no frequency differences
> from baseline to activation. Viceversa, I can't see any cluster where the act vs bl difference
> is more evident. Looks like channels are not correctly placed in the plot.
> Any suggestions?
> Thank you very much,
> Matteo
>
> ----------------------------------
> The aim of this list is to facilitate the discussion between users of the FieldTrip  toolbox, to share experiences and to discuss new ideas for MEG and EEG analysis. See also http://listserv.surfnet.nl/archives/fieldtrip.html and http://www.ru.nl/neuroimaging/fieldtrip.
>
>

--
Roemer van der Meij MSc
Scientific Programmer&  Data-Analyst
Donders Institute for Brain, Cognition and Behaviour
Centre for Cognition
P.O. Box 9104
6500 HE Nijmegen
The Netherlands
Tel: +31(0)24 3612631
E-mail: r.vandermeij at donders.ru.nl

----------------------------------
The aim of this list is to facilitate the discussion between users of the FieldTrip  toolbox, to share experiences and to discuss new ideas for MEG and EEG analysis. See also http://listserv.surfnet.nl/archives/fieldtrip.html and http://www.ru.nl/neuroimaging/fieldtrip.