<html><body><div style="color:#000; background-color:#fff; font-family:arial, helvetica, sans-serif;font-size:10pt"><div id="yiv602280496"><div><div style="color:#000;background-color:#fff;font-family:arial, helvetica, sans-serif;font-size:10pt;"><div id="yiv602280496yui_3_2_0_18_133182908380948"><span id="yiv602280496yui_3_2_0_18_133182908380981">Hi everybody,</span><span><br></span></div><div id="yiv602280496yui_3_2_0_18_133182908380986"><br><span id="yiv602280496yui_3_2_0_18_133182908380981"></span></div><div id="yiv602280496yui_3_2_0_18_133182908380987"><span id="yiv602280496yui_3_2_0_18_133182908380981">I'm back to use fieldtrip after a long period, and now everything seems to work (I used .edf file and I had problem with trigger).<br></span></div><div id="yiv602280496yui_3_2_0_18_1331829083809134"><span id="yiv602280496yui_3_2_0_18_133182908380981">Now I have some questions, if someone would be so kind to help me:<br></span></div><div
id="yiv602280496yui_3_2_0_18_1331829083809137"><span id="yiv602280496yui_3_2_0_18_133182908380981">1. I'd like to label my channel to select among EEG type, EMG type etc. because my acquire system labeled them all as EEG. When is it specified in cfg ? I can't find it! And if I can't, how can I exclude EMG,TRIGGER
and EOG channels from ICA computation? <br></span></div><div id="yiv602280496yui_3_2_0_18_1331829083809213"><span id="yiv602280496yui_3_2_0_18_133182908380981"><br></span></div><div id="yiv602280496yui_3_2_0_18_1331829083809194"><span id="yiv602280496yui_3_2_0_18_133182908380981">2. I have a lot of channel, but ICA gave me back just 33 of them. How can I proceed to obtain a correct ICA from my 56 channels?</span></div><div id="yiv602280496yui_3_2_0_18_1331829083809276"><br><span id="yiv602280496yui_3_2_0_18_133182908380981"></span></div><div id="yiv602280496yui_3_2_0_18_1331829083809277"><span id="yiv602280496yui_3_2_0_18_133182908380981">3. is it wrong if I filter my data before ICA?<br></span></div><div id="yiv602280496yui_3_2_0_18_1331829083809282"><br><span id="yiv602280496yui_3_2_0_18_133182908380981"></span></div><div id="yiv602280496yui_3_2_0_18_1331829083809283"><span id="yiv602280496yui_3_2_0_18_133182908380981">4. If I use ICA probably I can't
use other source separation method (like BSS) to analyze my data, am I wrong?<br></span></div><div id="yiv602280496yui_3_2_0_18_133182908380951"><br>Sorry
if I post so much questions, but I'm back with fieldtrip and I want to improve my techniques.<br><br>Ivano <br></div><br></div></div></div></div></body></html>