<div dir="ltr">Thaks Julian,<div>that is the approach I was using, with eLoreta.</div><div>I am not sure about two steps,though.</div><div>One is the estimate and use of the signal covariance to input for <span style="font-size:12.8px">single-trial activity in source space.</span></div><div><span style="font-size:12.8px">The other is the choice of the optimal lambda.</span></div><div><span style="font-size:12.8px"><br></span></div><div><span style="font-size:12.8px">If you have some advice, that wold be very helpful.</span></div><div><span style="font-size:12.8px"><br></span></div><div><span style="font-size:12.8px">Thanks,</span></div><div><span style="font-size:12.8px">David</span></div></div><div class="gmail_extra"><br><div class="gmail_quote">2017-09-13 12:22 GMT+02:00 Julian Keil <span dir="ltr"><<a href="mailto:julian.keil@gmail.com" target="_blank">julian.keil@gmail.com</a>></span>:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div style="word-wrap:break-word">Hi David,<div><br></div><div>do you want to obtain single-trial activity in source space? In that case, have you looked at the „virtual sensors“-tutorial? <a href="http://www.fieldtriptoolbox.org/tutorial/shared/virtual_sensors" target="_blank">http://www.<wbr>fieldtriptoolbox.org/tutorial/<wbr>shared/virtual_sensors</a></div><div>In the tutorial, LCMV is used for the source analysis, but it should also work with sloreta, as the output-structure of the source-analysis is identical. I’m not sure about MNE though.</div><div><br></div><div>Good luck,</div><div><br></div><div>Julian</div><div><br></div><div><br><div><blockquote type="cite"><div><div class="h5"><div>Am 12.09.2017 um 20:47 schrieb David Pascucci <<a href="mailto:psc.dav@gmail.com" target="_blank">psc.dav@gmail.com</a>>:</div><br class="m_572360733086510478Apple-interchange-newline"></div></div><div><div><div class="h5"><div dir="ltr"><p class="m_572360733086510478gmail-p1"><span class="m_572360733086510478gmail-s1">Dear fieldtrip experts,</span></p><p class="m_572360733086510478gmail-p1"><span class="m_572360733086510478gmail-s1">I was wondering if anyone has experience with extracting single trials estimates of source activity (using MNE or Loreta-based approaches) from regions of interest, and what would be the best procedure…</span></p><p class="m_572360733086510478gmail-p2"><span class="m_572360733086510478gmail-s1"></span><br></p><p class="m_572360733086510478gmail-p1"><span class="m_572360733086510478gmail-s1">Thanks in advance</span></p></div></div></div>
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