<div dir="ltr">Dear Ahmad,<div><br></div><div>The definition of stationarity depends on window size. If you are using 500 ms epoch and focusing on rather short-lasting/high-frequency phenomenon, applying the second, shorter baseline makes sense.</div><div><br></div><div>Makoto</div></div><div class="gmail_extra"><br><div class="gmail_quote">On Thu, Feb 23, 2017 at 7:39 AM, Ahmad, Jumana <span dir="ltr"><<a href="mailto:jumana.ahmad@kcl.ac.uk" target="_blank">jumana.ahmad@kcl.ac.uk</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
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<p class="MsoNormal">Dear EEGlab list,<u></u><u></u></p>
<p class="MsoNormal"><u></u> <u></u></p>
<p class="MsoNormal">I segment from -1000 to 2000, but in reality I then want to resegment to shorter segments for the ERPs (-100 to 500).<u></u><u></u></p>
<p class="MsoNormal"><u></u> <u></u></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Courier New";color:black"> EEG=pop_epoch( EEG,events,[-1 2],</span><span style="font-size:10.0pt;font-family:"Courier New";color:blue">...</span><span style="font-size:12.0pt;font-family:"Courier New""><u></u><u></u></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Courier New";color:black">
</span><span style="font-size:10.0pt;font-family:"Courier New";color:#a020f0">'epochinfo'</span><span style="font-size:10.0pt;font-family:"Courier New";color:black">,</span><span style="font-size:10.0pt;font-family:"Courier New";color:#a020f0">'yes'</span><span style="font-size:10.0pt;font-family:"Courier New";color:black">);</span><span style="font-size:12.0pt;font-family:"Courier New""><u></u><u></u></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Courier New";color:black"> EEG = pop_rmbase( EEG, [-100 0]);</span><span style="font-size:12.0pt;font-family:"Courier New""><u></u><u></u></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Courier New";color:black">
</span><span style="font-size:12.0pt;font-family:"Courier New""><u></u><u></u></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Courier New";color:black"> </span><span style="font-size:12.0pt;font-family:"Courier New""><u></u><u></u></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Courier New";color:black"> </span><span style="font-size:10.0pt;font-family:"Courier New";color:forestgreen">%AR</span><span style="font-size:12.0pt;font-family:"Courier New""><u></u><u></u></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Courier New";color:black"> [EEG_AR Indexes] = pop_eegthresh(EEG,1,[1:60] ,-100,100,-0.1,0.5,0,0);</span><span style="font-size:12.0pt;font-family:"Courier New""><u></u><u></u></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Courier New";color:black"> EEG_AR = pop_rejepoch( EEG_AR, [Indexes] ,0);</span><span style="font-size:12.0pt;font-family:"Courier New""><u></u><u></u></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:12.0pt;font-family:"Courier New""><u></u> <u></u></span></p>
<p class="MsoNormal">When I used the GUI originally, the pop_eegthresh wanted me to add a baseline period.<u></u><u></u></p>
<p class="MsoNormal"><u></u> <u></u></p>
<p class="MsoNormal">However, now I am concerned that in the code I am baseline correcting twice?<u></u><u></u></p>
<p class="MsoNormal">Please let me know if I am doing this.<u></u><u></u></p>
<p class="MsoNormal">Thank you.<u></u><u></u></p>
<p class="MsoNormal">Best wishes,<u></u><u></u></p>
<p class="MsoNormal">Jumana <u></u><u></u></p>
<p class="MsoNormal"><u></u> <u></u></p>
<p class="MsoNormal"><u></u> <u></u></p>
<p class="MsoNormal" style="background:white"><b><span style="font-size:10.0pt;color:#1f497d">------------------------------<wbr>------------</span></b><span style="font-family:"Helvetica",sans-serif;color:black"><u></u><u></u></span></p>
<p class="MsoNormal" style="background:white"><b><span style="font-size:10.0pt;color:#1f497d;background:#ffee94">Jumana Ahmad</span></b><span style="font-family:"Helvetica",sans-serif;color:black"><u></u><u></u></span></p>
<p class="MsoNormal" style="background:white"><span style="font-size:10.0pt;color:#1f497d">Post-Doctoral Research Worker in Cognitive Neuroscience </span><span style="font-family:"Helvetica",sans-serif;color:black"><u></u><u></u></span></p>
<p class="MsoNormal" style="background:white"><i><span style="font-size:10.0pt;color:#1f497d">EU-AIMS Longitudinal European Autism Project (LEAP) & SynaG Study</span></i><span style="font-family:"Helvetica",sans-serif;color:black"><u></u><u></u></span></p>
<p class="MsoNormal" style="background:white"><span style="font-size:10.0pt;color:#1f497d">Room M1.09. Department of Forensic and Neurodevelopmental Sciences (PO 23) | Institute of Psychiatry, Psychology & Neuroscience | King’s College
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0260</span><span style="font-size:10.0pt;color:#1f497d">| <b>Email:</b> <span style="background:#ffee94">jumana.ahmad</span></span><span style="color:black"><a href="mailto:antonia.sanjose@kcl.ac.uk" target="_blank"><span style="font-size:10.0pt;color:purple">@kcl.<wbr>ac.uk</span></a></span><span style="font-size:10.0pt;color:#1f497d"> | <b>Website:</b> </span><span style="color:black"><a href="http://www.eu-aims.eu/" target="_blank"><span style="font-size:10.0pt;color:purple">www.eu-aims.<wbr>eu</span></a></span><span style="font-size:10.0pt;color:#1f497d"> | <b>Facebook:</b> </span><span style="color:black"><a href="http://www.facebook.com/euaims" target="_blank"><span style="font-size:10.0pt;color:purple">www.facebook.<wbr>com/euaims</span></a></span><span style="font-family:"Helvetica",sans-serif;color:black"><u></u><u></u></span></p>
<p class="MsoNormal"><span><u></u> <u></u></span></p>
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<p class="MsoNormal"><b><span style="font-size:10.0pt;color:#1f497d">We are currently looking for volunteers with mild intellectual disability to be part of our exciting and world-leading European project into brain development and
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<p class="MsoNormal"><u></u> <u></u></p>
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