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<p class="MsoNormal">Hello, <o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Thank you for providing this toolbox. <o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">My question pertains to the data format in order to run permutation testing on time-frequency data in source space.
<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Because I have already extracted the time-frequency data matrix I wish to continue with the function ft_freqanalysis to run cluster-corrected permutation testing.
<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">The time-frequency data matrix have dimensions: Frequency x Time x Trials.
<o:p></o:p></p>
<p class="MsoNormal">Thus, there are no channels in this matrix. <o:p></o:p></p>
<p class="MsoNormal">I’ve tried to set the data structure to be: <o:p></o:p></p>
<p class="MsoNormal">G.dimord = ‘freq_time_rpt’;<o:p></o:p></p>
<p class="MsoNormal">G.powspctrm = tf_datamatrix;<o:p></o:p></p>
<p class="MsoNormal">G.freq = frex;<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">But this returns an error message when following the tutorial on cluster-based permutation testing – between trials – both on event-related fields and time-frequency data.
<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">How can I carry out cluster-based permutation testing on my two time-frequency matrices, Condition A and Condition B?
<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Kind regards <o:p></o:p></p>
<p class="MsoNormal">Knut <o:p></o:p></p>
<p class="MsoNormal"> <o:p></o:p></p>
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