<html><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><div>hi gopa,</div><br><div><blockquote type="cite">between EEG and MEG as the EEG electrodes were not digitized. So it is <br>exported as one large 171 channel file. </blockquote><div><br class="webkit-block-placeholder"></div><div>using:</div><div>hdr=read_fcdc_header('yourm4dfile.m4d')</div><div><br class="webkit-block-placeholder"></div><div>and then:</div><div>hdr.grad.label</div><div>you shoud see which sensors / electrodes correspond to which row in your data matrix.</div><div><br></div><blockquote type="cite">Would you happen to know how many files pdf2set will export and with <br>what extensions? I have ascii files of the data sets, I saw an .xyz <br>file (cartesian coordinates) and an elp file (electrode position) file. </blockquote><div><br class="webkit-block-placeholder"></div><div>next to the data and the xyz you should have the header-file (m4d). if you want to do dipole fits you also need the headshape file (hs_file; read it via read_bti_hs).</div><div>[just a side note: if it's a simple dipole fit you want then the 4d software should be good enough, so why go through the pain of exporting and importing data]</div><br><blockquote type="cite">Can I use the last two files in conjunction with the standard 10-20 <br>electrode system position to read in the EEG data?</blockquote><div><br class="webkit-block-placeholder"></div><div>I am not quite sure if i understand you correctly. but many fieldtrip functions (e.g. definetrial, timelockanalysis, freqanalysis) allow you to specifiy the channels you want, e.g.:</div><div>cfg.channel={'MEG'};</div><div><br></div><div>you may try:</div><div>cfg.channel={'EEG'};</div><div>and see if it only applies the relevant functions to the EEG channels (i haven't done this myself). if not you can specify all labels by hand or add something to the channelselction.m function that suits your needs.</div><div><br class="webkit-block-placeholder"></div><div>regarding electrode positions on the fieldtrip-FTP (standard_BEM) there are standard 10-20 and 10-05 elc files. you can read those files using read_fcdc_elec.</div><div><br class="webkit-block-placeholder"></div><div>hope this helps,</div><div>nathan</div><div><br class="webkit-block-placeholder"></div><div><font class="Apple-style-span" face="'Gill Sans'"><br class="webkit-block-placeholder"></font></div><div><span class="Apple-style-span" style="font-family: 'Gill Sans'; ">--------------------------------</span></div></div><div apple-content-edited="true"><span class="Apple-style-span" style="border-collapse: separate; color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-align: auto; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0; "><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><span class="Apple-style-span" style="border-collapse: separate; border-spacing: 0px 0px; color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: auto; -khtml-text-decorations-in-effect: none; text-indent: 0px; -apple-text-size-adjust: auto; text-transform: none; orphans: 2; white-space: normal; widows: 2; word-spacing: 0px; "><span class="Apple-style-span" style="border-collapse: separate; border-spacing: 0px 0px; color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: auto; -khtml-text-decorations-in-effect: none; text-indent: 0px; -apple-text-size-adjust: auto; text-transform: none; orphans: 2; white-space: normal; widows: 2; word-spacing: 0px; "><span class="Apple-style-span" style="border-collapse: separate; border-spacing: 0px 0px; color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: auto; -khtml-text-decorations-in-effect: none; text-indent: 0px; -apple-text-size-adjust: auto; text-transform: none; orphans: 2; white-space: normal; widows: 2; word-spacing: 0px; "><span class="Apple-style-span" style="border-collapse: separate; border-spacing: 0px 0px; color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: auto; -khtml-text-decorations-in-effect: none; text-indent: 0px; -apple-text-size-adjust: auto; text-transform: none; orphans: 2; white-space: normal; widows: 2; word-spacing: 0px; "><span class="Apple-style-span" style="border-collapse: separate; border-spacing: 0px 0px; color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: auto; -khtml-text-decorations-in-effect: none; text-indent: 0px; -apple-text-size-adjust: auto; text-transform: none; orphans: 2; white-space: normal; widows: 2; word-spacing: 0px; "><span class="Apple-style-span" style="border-collapse: separate; border-spacing: 0px 0px; color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: auto; -khtml-text-decorations-in-effect: none; text-indent: 0px; -apple-text-size-adjust: auto; text-transform: none; orphans: 2; white-space: normal; widows: 2; word-spacing: 0px; "><span class="Apple-style-span" style="border-collapse: separate; border-spacing: 0px 0px; color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: auto; -khtml-text-decorations-in-effect: none; text-indent: 0px; -apple-text-size-adjust: auto; text-transform: none; orphans: 2; white-space: normal; widows: 2; word-spacing: 0px; "><span class="Apple-style-span" style="border-collapse: separate; border-spacing: 0px 0px; color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: auto; -khtml-text-decorations-in-effect: none; text-indent: 0px; -apple-text-size-adjust: auto; text-transform: none; orphans: 2; white-space: normal; widows: 2; word-spacing: 0px; "><div><font class="Apple-style-span" face="Gill Sans" size="3"><span class="Apple-style-span" style="font-size: 13px;; font-family: Gill Sans; "><b style="font-family: Gill Sans; font-size: 13px; font-weight: bold; "><span class="Apple-style-span" style="font-family: Gill Sans; font-size: 13px; font-weight: bold; "><span class="Apple-style-span" style="font-family: Gill Sans; font-size: 13px; font-weight: bold; "><span class="Apple-style-span" style="font-family: Gill Sans; font-size: 13px; font-weight: bold; "><span class="Apple-style-span" style="font-family: Gill Sans; font-size: 13px; font-weight: bold; "><span class="Apple-style-span" style="font-family: Gill Sans; font-size: 13px; font-weight: bold; "><span class="Apple-style-span" style="font-family: Gill Sans; font-size: 13px; font-weight: bold; "><span class="Apple-style-span" style="font-family: Gill Sans; font-size: 13px; font-weight: bold; "><span class="Apple-style-span" style="font-family: Gill Sans; font-size: 13px; font-weight: bold; ">Dr. Nathan Weisz</span></span></span></span></span></span></span></span></b></span></font></div><div><font class="Apple-style-span" face="Gill Sans" size="3"><span class="Apple-style-span" style="font-size: 13px;; font-family: Gill Sans; "><br class="khtml-block-placeholder"></span></font></div><div><font class="Apple-style-span" face="Gill Sans"><span class="Apple-style-span" style="font-family: Gill Sans; "><span class="Apple-style-span" style="font-family: Gill Sans; "><span class="Apple-style-span" style="font-family: Gill Sans; "><span class="Apple-style-span" style="font-family: Gill Sans; "><span class="Apple-style-span" style="font-family: Gill Sans; "><span class="Apple-style-span" style="font-family: Gill Sans; "><span class="Apple-style-span" style="font-family: Gill Sans; ">INSERM - Unité 821</span></span></span></span></span></span></span></font></div><div><font class="Apple-style-span" face="Gill Sans" size="3"><span class="Apple-style-span" style="font-size: 13px;; font-family: Gill Sans; "><i style="font-family: Gill Sans; font-size: 13px; font-style: italic; "><span class="Apple-style-span" style="font-family: Gill Sans; font-size: 13px; font-style: italic; ">Dynamique cérébrale et cognition</span></i></span></font></div><div><font class="Apple-style-span" face="Gill Sans"><span class="Apple-style-span" style="font-family: Gill Sans; "><span class="Apple-style-span" style="font-family: Gill Sans; "><span class="Apple-style-span" style="font-family: Gill Sans; "><span class="Apple-style-span" style="font-family: Gill Sans; "><span class="Apple-style-span" style="font-family: Gill Sans; "><span class="Apple-style-span" style="font-family: Gill Sans; "><span class="Apple-style-span" style="font-family: Gill Sans; ">Centre Hospitalier Le Vinatier, Bâtiment 452</span></span></span></span></span></span></span></font></div><div><font class="Apple-style-span" face="Gill Sans"><span class="Apple-style-span" style="font-family: Gill Sans; "><span class="Apple-style-span" style="font-family: Gill Sans; "><span class="Apple-style-span" style="font-family: Gill Sans; "><span class="Apple-style-span" style="font-family: Gill Sans; "><span class="Apple-style-span" style="font-family: Gill Sans; "><span class="Apple-style-span" style="font-family: Gill Sans; "><span class="Apple-style-span" style="font-family: Gill Sans; ">95 Boulevard Pinel</span></span></span></span></span></span></span></font></div><div><font class="Apple-style-span" face="Gill Sans"><span class="Apple-style-span" style="font-family: Gill Sans; "><span class="Apple-style-span" style="font-family: Gill Sans; "><span class="Apple-style-span" style="font-family: Gill Sans; "><span class="Apple-style-span" style="font-family: Gill Sans; "><span class="Apple-style-span" style="font-family: Gill Sans; "><span class="Apple-style-span" style="font-family: Gill Sans; "><span class="Apple-style-span" style="font-family: Gill Sans; ">69500 Bron, France</span></span></span></span></span></span></span></font></div><div><font class="Apple-style-span" face="Gill Sans"><br class="khtml-block-placeholder"></font></div><div><font class="Apple-style-span" face="Gill Sans"><b style="font-family: Gill Sans; font-weight: bold; "><span class="Apple-style-span" style="font-family: Gill Sans; font-weight: bold; "><span class="Apple-style-span" style="font-family: Gill Sans; font-weight: bold; "><span class="Apple-style-span" style="font-family: Gill Sans; font-weight: bold; "><span class="Apple-style-span" style="font-family: Gill Sans; font-weight: bold; "><span class="Apple-style-span" style="font-family: Gill Sans; font-weight: bold; "><span class="Apple-style-span" style="font-family: Gill Sans; font-weight: bold; "><span class="Apple-style-span" style="font-family: Gill Sans; font-weight: bold; "><span class="Apple-style-span" style="font-family: Gill Sans; font-weight: bold; ">Tel</span></span></span></span></span></span></span></span></b></font><font class="Apple-style-span" face="Gill Sans"><span class="Apple-style-span" style="font-family: Gill Sans; "><span class="Apple-style-span" style="font-family: Gill Sans; "><span class="Apple-style-span" style="font-family: Gill Sans; "><span class="Apple-style-span" style="font-family: Gill Sans; "><span class="Apple-style-span" style="font-family: Gill Sans; "><span class="Apple-style-span" style="font-family: Gill Sans; "><span class="Apple-style-span" style="font-family: Gill Sans; "><span class="Apple-style-span" style="font-family: Gill Sans; ">: ++33 - (0)4 - 7213 8915</span></span></span></span></span></span></span></span></font></div><div><font class="Apple-style-span" face="Gill Sans"><b style="font-family: Gill Sans; font-weight: bold; "><span class="Apple-style-span" style="font-family: Gill Sans; font-weight: bold; "><span class="Apple-style-span" style="font-family: Gill Sans; font-weight: bold; "><span class="Apple-style-span" style="font-family: Gill Sans; font-weight: bold; "><span class="Apple-style-span" style="font-family: Gill Sans; font-weight: bold; "><span class="Apple-style-span" style="font-family: Gill Sans; font-weight: bold; "><span class="Apple-style-span" style="font-family: Gill Sans; font-weight: bold; "><span class="Apple-style-span" style="font-family: Gill Sans; font-weight: bold; ">Email:<span class="Apple-converted-space"> </span></span></span></span></span></span></span></span></b><span class="Apple-style-span" style="font-family: Gill Sans; "><span class="Apple-style-span" style="font-family: Gill Sans; "><span class="Apple-style-span" style="font-family: Gill Sans; "><span class="Apple-style-span" style="font-family: Gill Sans; "><span class="Apple-style-span" style="font-family: Gill Sans; "><span class="Apple-style-span" style="font-family: Gill Sans; "><span class="Apple-style-span" style="font-family: Gill Sans; "><a href="mailto:weisz@lyon.inserm.fr">weisz@lyon.inserm.fr</a></span></span></span></span></span></span></span></font><font class="Apple-style-span" face="Gill Sans"></font></div><div><font class="Apple-style-span" face="Gill Sans"><b style="font-family: Gill Sans; font-weight: bold; "><span class="Apple-style-span" style="font-family: Gill Sans; font-weight: bold; "><span class="Apple-style-span" style="font-family: Gill Sans; font-weight: bold; "><span class="Apple-style-span" style="font-family: Gill Sans; font-weight: bold; "><span class="Apple-style-span" style="font-family: Gill Sans; font-weight: bold; "><span class="Apple-style-span" style="font-family: Gill Sans; font-weight: bold; "><span class="Apple-style-span" style="font-family: Gill Sans; font-weight: bold; "><span class="Apple-style-span" style="font-family: Gill Sans; font-weight: bold; "><span class="Apple-style-span" style="font-family: Gill Sans; font-weight: bold; ">Chat-AV</span></span></span></span></span></span></span></span></b></font><font class="Apple-style-span" face="Gill Sans"><span class="Apple-style-span" style="font-family: Gill Sans; "><span class="Apple-style-span" style="font-family: Gill Sans; "><span class="Apple-style-span" style="font-family: Gill Sans; "><span class="Apple-style-span" style="font-family: Gill Sans; "><span class="Apple-style-span" style="font-family: Gill Sans; "><span class="Apple-style-span" style="font-family: Gill Sans; "><span class="Apple-style-span" style="font-family: Gill Sans; "><span class="Apple-style-span" style="font-family: Gill Sans; ">:</span></span></span></span></span></span></span></span></font><font class="Apple-style-span" face="Gill Sans"><span class="Apple-style-span" style="font-family: Gill Sans; "><span class="Apple-style-span" style="font-family: Gill Sans; "><span class="Apple-style-span" style="font-family: Gill Sans; "><span class="Apple-style-span" style="font-family: Gill Sans; "><span class="Apple-style-span" style="font-family: Gill Sans; "><span class="Apple-style-span" style="font-family: Gill Sans; "><span class="Apple-style-span" style="font-family: Gill Sans; "><span class="Apple-style-span" style="font-family: Gill Sans; "> <a href="mailto:nathanweisz@mac.com">nathanweisz@mac.com</a></span></span></span></span></span></span></span></span></font></div><div><font class="Apple-style-span" face="Gill Sans"><b style="font-family: Gill Sans; font-weight: bold; "><span class="Apple-style-span" style="font-family: Gill Sans; font-weight: bold; "><span class="Apple-style-span" style="font-family: Gill Sans; font-weight: bold; "><span class="Apple-style-span" style="font-family: Gill Sans; font-weight: bold; "><span class="Apple-style-span" style="font-family: Gill Sans; font-weight: bold; "><span class="Apple-style-span" style="font-family: Gill Sans; font-weight: bold; "><span class="Apple-style-span" style="font-family: Gill Sans; font-weight: bold; "><span class="Apple-style-span" style="font-family: Gill Sans; font-weight: bold; "><span class="Apple-style-span" style="font-family: Gill Sans; font-weight: bold; ">Homepage</span></span></span></span></span></span></span></span></b></font><font class="Apple-style-span" face="Gill Sans"><span class="Apple-style-span" style="font-family: Gill Sans; "><span class="Apple-style-span" style="font-family: Gill Sans; "><span class="Apple-style-span" style="font-family: Gill Sans; "><span class="Apple-style-span" style="font-family: Gill Sans; "><span class="Apple-style-span" style="font-family: Gill Sans; "><span class="Apple-style-span" style="font-family: Gill Sans; "><span class="Apple-style-span" style="font-family: Gill Sans; "><span class="Apple-style-span" style="font-family: Gill Sans; ">: </span></span></span></span><font class="Apple-style-span" face="Helvetica"><a href="http://web.mac.com/nathanweisz">http://web.mac.com/nathanweisz</a></font></span></span></span></span></font></div><div><font class="Apple-style-span" face="Gill Sans"><b>Neurotree</b>: <span class="Apple-style-span" style="font-family: Helvetica; "><a href="http://neurotree.org/neurotree/tree.php?pid=8692">http://neurotree.org/neurotree/tree.php?pid=8692</a></span></font></div><div><br class="webkit-block-placeholder"></div><div style="font-size: 9px; "><font class="Apple-style-span" color="#333333" face="Bitstream Vera Sans" size="4" style="font-size: 11px; ; color: rgb(51, 51, 51); font-family: Bitstream Vera Sans; "><span class="Apple-style-span" style="font-size: 10.8px; ; color: rgb(51, 51, 51); font-family: Bitstream Vera Sans; "><i style="color: rgb(51, 51, 51); font-family: Bitstream Vera Sans; font-size: 10.8px; font-style: italic; "><span class="Apple-style-span" style="color: rgb(51, 51, 51); font-family: Bitstream Vera Sans; font-size: 10.8px; font-style: italic; "><span class="Apple-style-span" style="color: rgb(51, 51, 51); font-family: Bitstream Vera Sans; font-size: 10.8px; font-style: italic; ">Please avoid sending me Word or PowerPoint attachments.</span></span></i></span></font><font class="Apple-style-span" color="#333333" face="Bitstream Vera Sans" size="4" style="font-size: 11px; ; color: rgb(51, 51, 51); font-family: Bitstream Vera Sans; "><span class="Apple-style-span" style="font-size: 10.8px; ; color: rgb(51, 51, 51); font-family: Bitstream Vera Sans; "><i style="color: rgb(51, 51, 51); font-family: Bitstream Vera Sans; font-size: 10.8px; font-style: italic; "><br style="color: rgb(51, 51, 51); font-family: Bitstream Vera Sans; font-size: 10.8px; font-style: italic; "></i></span></font><font class="Apple-style-span" color="#333333" face="Bitstream Vera Sans" size="4" style="font-size: 11px; ; color: rgb(51, 51, 51); font-family: Bitstream Vera Sans; "><span class="Apple-style-span" style="font-size: 10.8px; ; color: rgb(51, 51, 51); font-family: Bitstream Vera Sans; "><i style="color: rgb(51, 51, 51); font-family: Bitstream Vera Sans; font-size: 10.8px; font-style: italic; "><span class="Apple-style-span" style="color: rgb(51, 51, 51); font-family: Bitstream Vera Sans; font-size: 10.8px; font-style: italic; "><span class="Apple-style-span" style="color: rgb(51, 51, 51); font-family: Bitstream Vera Sans; font-size: 10.8px; font-style: italic; ">See <a href="http://www.gnu.org/philosophy/no-word-attachments.html">http://www.gnu.org/philosophy/no-word-attachments.html</a></span></span></i></span></font></div><span class="Apple-style-span" style="border-collapse: separate; border-spacing: 0px 0px; color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: auto; -khtml-text-decorations-in-effect: none; text-indent: 0px; -apple-text-size-adjust: auto; text-transform: none; orphans: 2; white-space: normal; widows: 2; word-spacing: 0px; "></span><br class="Apple-interchange-newline"></span></span></span></span></span></span></span></span></div></span><br class="Apple-interchange-newline"> </div><br></body></html><p>----------------------------------</p>
<p>The aim of this list is to facilitate the discussion between users of the FieldTrip toolbox, to share experiences and to discuss new ideas for MEG and EEG analysis.</p>
<p> http://listserv.surfnet.nl/archives/fieldtrip.html</p>
<p> http://www.ru.nl/fcdonders/fieldtrip/</p>