[FieldTrip] problem with clusterplot

[Marieke van Vugt]

Hi Jörn,
yes, that totally fixes it! I just did not find that in the tutorial I used: http://fieldtrip.fcdonders.nl/tutorial/eventrelatedstatistics
Thanks a lot for the help,
Marieke

On Oct 24, 2011, at 4:20 , Jörn M. Horschig wrote:

> Hey Marieke,
> 
> I just checked your workspace, and realized that in your cfg there is no field parameter. Maybe something went wrong or you made a typo somewhere. Just setting cfg.parameter='prob' solved the problem for me and ft_clusterplot works nicely (nice cluster, btw). 
> 
> the call to "ft_clusterplot" took 20 seconds and an estimated NaN MB
> >> cfg
> 
> cfg = 
> 
>         alpha: 0.1000
>          elec: [1x1 struct]
>          zlim: [-2 2]
>     parameter: 'prob'
> 
> 
> Best,
> Jörn
> 
> 
> 
> 
> On 10/24/2011 11:35 AM, Marieke van Vugt wrote:
>> 
>> Hi everyone,
>> I am trying to use ft_clusterplot after having done ft_timelockstatistics. I get the following error:
>> >>cfg = [];
>> >>cfg.alpha = 0.1;
>> >>cfg.parameter = 'prob';
>> >>cfg.elec = timelockLow.elec;
>> 
>> >> ft_clusterplot(cfg,stat);     
>> creating layout from cfg.elec
>> creating layout for ext1020 system
>> There are 1 clusters smaller than alpha (0.1)
>> Positive cluster: 1, pvalue: 0.065 (+), t = 0.712 to 0.836
>> ??? Reference to non-existent field 'parameter'.
>> 
>> Error in ==> ft_topoplotER at 610
>> dat    = data.(cfg.parameter);
>> 
>> Error in ==> ft_clusterplot at 339
>>           ft_topoplotER(cfgtopo, stat);
>>  
>> 610 dat    = data.(cfg.parameter);
>> K>> dbquit
>> 
>> In general the stat output looks fine.
>> You can find the 'stat' and 'cfg' variables that I use in my dropbox: http://dl.dropbox.com/u/13997261/clusterProblem.mat
>> 
>> Does anyone know what's going on here? I could not figure out what the field 'parameter' should be and why it was not existing in the first place.
>> Thanks a lot in advance for your help,
>> Marieke
>> ----------------------------------------------------------------------------
>> Marieke van Vugt, PhD
>> Assistant Professor, Cognitive Modeling Group
>> Bernoulliborg, room 326
>> Nijenborgh 9
>> 9747 AG Groningen
>> The Netherlands
>> phone: +31-6-51954984 (cell)
>>               +31-50-363-9487 (office)
>> http://www.ai.rug.nl/~mkvanvugt
>> m.k.van.vugt at rug.nl
>> 
>> 
>> 
>> 
>> 
>> 
>> 
>> 
>> 
>> 
>> 
>> 
>> 
>> _______________________________________________
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> 
> 
> -- 
> Jörn M. Horschig
> PhD Student
> Donders Institute for Brain, Cognition and Behaviour 
> Centre for Cognitive Neuroimaging
> Radboud University Nijmegen 
> Neuronal Oscillations Group
> 
> P.O. Box 9101
> NL-6500 HB Nijmegen
> The Netherlands
> 
> Contact:
> E-Mail: jm.horschig at donders.ru.nl
> Tel:    +31-(0)24-36-68493
> Web: http://www.ru.nl/donders
> 
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> NL-6525 EN Nijmegen
> The Netherlands
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----------------------------------------------------------------------------
Marieke van Vugt, PhD
Assistant Professor, Cognitive Modeling Group
Bernoulliborg, room 326
Nijenborgh 9
9747 AG Groningen
The Netherlands
phone: +31-6-51954984 (cell)
              +31-50-363-9487 (office)
http://www.ai.rug.nl/~mkvanvugt
m.k.van.vugt at rug.nl











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