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<meta http-equiv="Content-Type" content="text/html; charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">Dear Irene,<div class=""><br class=""></div><div class="">I can not reproduce your error. The example code computes correctly. My ft_version is 20190419</div><div class=""><br class=""></div><div class="">Best</div><div class="">Tzvetan</div><div class=""><div><br class=""><blockquote type="cite" class=""><div class="">Am 22.05.2019 um 09:42 schrieb Irene Varela Leniz <<a href="mailto:irene.varela@alumni.mondragon.edu" class="">irene.varela@alumni.mondragon.edu</a>>:</div><br class="Apple-interchange-newline"><div class=""><div dir="ltr" class=""><div class="gmail_default" style="font-family:arial,helvetica,sans-serif">Dear Shoffelen, </div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif"><br class=""></div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif">I am working with last Fieldtrip and MATLAB version so I'm afraid that's not the problem.</div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif"><br class=""></div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif">Best wishes, </div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif"><br class=""></div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif">Irene</div></div><br class=""><div class="gmail_quote"><div dir="ltr" class="gmail_attr">El mié., 22 may. 2019 a las 9:38, Schoffelen, J.M. (Jan Mathijs) (<<a href="mailto:jan.schoffelen@donders.ru.nl" class="">jan.schoffelen@donders.ru.nl</a>>) escribió:<br class=""></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">
<div style="overflow-wrap: break-word;" class="">
Hi Irene,
<div class=""><br class="">
</div>
<div class="">Please check which version of the code you are using, and update to a more recent version to FieldTrip, and try again. The line + error you report does not match the ones in the current version of Fieldtrip.</div>
<div class=""><br class="">
</div>
<div class="">Best wishes,</div>
<div class="">Jan-Mathijs</div>
<div class=""><br class="">
</div>
<div class=""><br class="">
</div>
<div class=""><br class="">
<div class="">
<div class="">
<blockquote type="cite" class="">
<div class="">On 22 May 2019, at 09:21, Irene Varela Leniz <<a href="mailto:irene.varela@alumni.mondragon.edu" target="_blank" class="">irene.varela@alumni.mondragon.edu</a>> wrote:</div>
<br class="gmail-m_-2232218543815307315Apple-interchange-newline">
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<div class="gmail_default" style="font-family:arial,helvetica,sans-serif">Dear Fieldtripers, </div>
<div class="gmail_default" style="font-family:arial,helvetica,sans-serif"><br class="">
</div>
<div class="gmail_default" style="font-family:arial,helvetica,sans-serif">I am trying to replicate the well-known
<i class="">tutorial:salzburg [FielTrip] (</i><a href="http://old.fieldtriptoolbox.org/tutorial/salzburg" style="font-family:Arial,Helvetica,sans-serif" target="_blank" class="">http://old.fieldtriptoolbox.org/tutorial/salzburg</a>). Anyway, I am getting some errors that I
could not manage to solve. I would be really grateful if someone could lend me a hand<span style="color:rgb(60,60,60);font-family:Arial,sans-serif" class="">.</span></div>
<div class="gmail_default" style="font-family:arial,helvetica,sans-serif"><span style="color:rgb(60,60,60);font-family:Arial,sans-serif" class=""><br class="">
</span></div>
<div class="gmail_default" style="font-family:arial,helvetica,sans-serif"><span style="color:rgb(60,60,60);font-family:Arial,sans-serif" class="">I am working on section called "</span><span style="font-family:arial,sans-serif;color:rgb(45,45,45)" class="">Localizing
auditory evoked fields using beamforming techniques in parceled brain space". </span><span style="font-family:Arial,Helvetica,sans-serif" class="">I managed to compute the
<i class="">sourcemode</i>l as explained in the tutorial without any problem. But now, when "Computing the leadfield" I get an error message related with
<i class="">sourcemodel.inside </i>field, </span><span style="font-family:Arial,Helvetica,sans-serif" class="">which makes it impossible for me to create the leadfield. The structure is the following:</span></div>
<div class="gmail_default" style="font-family:arial,helvetica,sans-serif"><span style="font-family:Arial,Helvetica,sans-serif" class=""><br class="">
</span></div>
<blockquote style="margin:0px 0px 0px 40px;border:none;padding:0px" class="">
<blockquote style="margin:0px 0px 0px 40px;border:none;padding:0px" class="">
<blockquote style="margin:0px 0px 0px 40px;border:none;padding:0px" class="">
<div class="gmail_default" style="font-family:arial,helvetica,sans-serif"><i class=""><font size="1" class="">sourcemodel =
</font></i></div>
</blockquote>
</blockquote>
<blockquote style="margin:0px 0px 0px 40px;border:none;padding:0px" class="">
<blockquote style="margin:0px 0px 0px 40px;border:none;padding:0px" class="">
<div class="gmail_default" style="font-family:arial,helvetica,sans-serif"><i class=""><font size="1" class=""> struct with fields:</font></i></div>
</blockquote>
</blockquote>
<blockquote style="margin:0px 0px 0px 40px;border:none;padding:0px" class="">
<blockquote style="margin:0px 0px 0px 40px;border:none;padding:0px" class="">
<div class="gmail_default" style="font-family:arial,helvetica,sans-serif"><i class=""><font size="1" class=""> pos: [6426×3 double]</font></i></div>
</blockquote>
</blockquote>
<blockquote style="margin:0px 0px 0px 40px;border:none;padding:0px" class="">
<blockquote style="margin:0px 0px 0px 40px;border:none;padding:0px" class="">
<div class="gmail_default" style="font-family:arial,helvetica,sans-serif"><i class=""><font size="1" class=""> dim: [17 21 18]</font></i></div>
</blockquote>
</blockquote>
<blockquote style="margin:0px 0px 0px 40px;border:none;padding:0px" class="">
<blockquote style="margin:0px 0px 0px 40px;border:none;padding:0px" class="">
<div class="gmail_default" style="font-family:arial,helvetica,sans-serif"><i class=""><font size="1" class=""> unit: 'm'</font></i></div>
</blockquote>
</blockquote>
<blockquote style="margin:0px 0px 0px 40px;border:none;padding:0px" class="">
<blockquote style="margin:0px 0px 0px 40px;border:none;padding:0px" class="">
<div class="gmail_default" style="font-family:arial,helvetica,sans-serif"><i class=""><font size="1" class=""> inside: [17×21×18 logical]</font></i></div>
</blockquote>
</blockquote>
<blockquote style="margin:0px 0px 0px 40px;border:none;padding:0px" class="">
<blockquote style="margin:0px 0px 0px 40px;border:none;padding:0px" class="">
<div class="gmail_default" style="font-family:arial,helvetica,sans-serif"><i class=""><font size="1" class=""> cfg: [1×1 struct]</font></i></div>
</blockquote>
</blockquote>
</blockquote>
<div class="gmail_default" style="font-family:arial,helvetica,sans-serif"><span style="font-family:Arial,Helvetica,sans-serif" class=""><br class="">
</span></div>
<div class="gmail_default" style="font-family:arial,helvetica,sans-serif"><span style="font-family:Arial,Helvetica,sans-serif" class="">The structure for computing the leadfield:</span></div>
<div class="gmail_default" style="font-family:arial,helvetica,sans-serif"><span style="font-family:Arial,Helvetica,sans-serif" class=""><br class="">
</span></div>
<blockquote style="margin:0px 0px 0px 40px;border:none;padding:0px" class="">
<div class="gmail_default" style="font-family:arial,helvetica,sans-serif"> <font size="1" class="">
<i class=""> cfg = [];<br class="">
cfg.label = data.label;<br class="">
cfg.elec = data.elec;<br class="">
cfg.vol = hdm;<br class="">
cfg.lcmv.reducerank = 2; % I am working with EEG data<br class="">
cfg.grid = sourcemodel;<br class="">
[grid] = ft_prepare_leadfield(cfg)</i></font></div>
</blockquote>
<div class="gmail_default" style="font-family:arial,helvetica,sans-serif"><span style="font-family:Arial,Helvetica,sans-serif" class=""><br class="">
</span></div>
<div class="gmail_default" style="font-family:arial,helvetica,sans-serif"><span style="font-family:Arial,Helvetica,sans-serif" class="">An the error I get:</span></div>
<blockquote style="margin:0px 0px 0px 40px;border:none;padding:0px" class="">
<blockquote style="margin:0px 0px 0px 40px;border:none;padding:0px" class="">
<blockquote style="margin:0px 0px 0px 40px;border:none;padding:0px" class="">
<div class="gmail_default" style="font-family:arial,helvetica,sans-serif"><span style="font-family:Arial,Helvetica,sans-serif" class=""><font color="#ff0000" size="1" class=""><br class="">
</font></span></div>
</blockquote>
</blockquote>
<blockquote style="margin:0px 0px 0px 40px;border:none;padding:0px" class="">
<blockquote style="margin:0px 0px 0px 40px;border:none;padding:0px" class="">
<div class="gmail_default" style="font-family:arial,helvetica,sans-serif"><font color="#ff0000" size="1" class="">Operands to the || and && operators must be convertible to logical scalar values.</font></div>
</blockquote>
</blockquote>
<blockquote style="margin:0px 0px 0px 40px;border:none;padding:0px" class="">
<blockquote style="margin:0px 0px 0px 40px;border:none;padding:0px" class="">
<div class="gmail_default" style="font-family:arial,helvetica,sans-serif"><font color="#ff0000" size="1" class=""><br class="">
</font></div>
</blockquote>
</blockquote>
<blockquote style="margin:0px 0px 0px 40px;border:none;padding:0px" class="">
<blockquote style="margin:0px 0px 0px 40px;border:none;padding:0px" class="">
<div class="gmail_default" style="font-family:arial,helvetica,sans-serif"><font color="#ff0000" size="1" class="">Error in ft_checkconfig (line 529)</font></div>
</blockquote>
</blockquote>
<blockquote style="margin:0px 0px 0px 40px;border:none;padding:0px" class="">
<blockquote style="margin:0px 0px 0px 40px;border:none;padding:0px" class="">
<div class="gmail_default" style="font-family:arial,helvetica,sans-serif"><font color="#ff0000" size="1" class=""> elseif isfield(cfg, 'grid') && isfield(cfg.grid, 'inside') && any(cfg.grid.inside>1)</font></div>
</blockquote>
</blockquote>
<blockquote style="margin:0px 0px 0px 40px;border:none;padding:0px" class="">
<blockquote style="margin:0px 0px 0px 40px;border:none;padding:0px" class="">
<div class="gmail_default" style="font-family:arial,helvetica,sans-serif"><font color="#ff0000" size="1" class=""><br class="">
</font></div>
</blockquote>
</blockquote>
<blockquote style="margin:0px 0px 0px 40px;border:none;padding:0px" class="">
<blockquote style="margin:0px 0px 0px 40px;border:none;padding:0px" class="">
<div class="gmail_default" style="font-family:arial,helvetica,sans-serif"><font color="#ff0000" size="1" class="">Error in ft_prepare_leadfield (line 156)</font></div>
</blockquote>
</blockquote>
<blockquote style="margin:0px 0px 0px 40px;border:none;padding:0px" class="">
<blockquote style="margin:0px 0px 0px 40px;border:none;padding:0px" class="">
<div class="gmail_default" style="font-family:arial,helvetica,sans-serif"><font color="#ff0000" size="1" class="">cfg = ft_checkconfig(cfg, 'inside2logical', 'yes');</font></div>
<div class="gmail_default" style="font-family:arial,helvetica,sans-serif"><font color="#ff0000" size="1" class=""><br class="">
</font></div>
</blockquote>
</blockquote>
</blockquote>
<font color="#ff0000" face="arial, helvetica, sans-serif" size="1" class=""><span class="gmail_default" style="font-family:arial,helvetica,sans-serif"></span></font>I think the error comes from the fact that
<i class="">source<span class="gmail_default" style="font-family:arial,helvetica,sans-serif">model</span>.inside</i> is a 3-dimensional logical array<span class="gmail_default" style="font-family:arial,helvetica,sans-serif">. The operation -
<span style="color:rgb(255,0,0);font-size:x-small" class="">any(cfg.grid.inside>1)</span> does not output a logical scalar value because<i class=""> sourcemodel.inside</i> is in 3 dimensions. </span>
<div class=""><span class="gmail_default" style="font-family:arial,helvetica,sans-serif">So far I have always worked with models whose inside parameter was of one dimension. Anyway, I'm not sure if this is the problem, please correct me if I'm wrong.</span><font color="#ff0000" face="arial, helvetica, sans-serif" size="1" class=""><span class="gmail_default" style="font-family:arial,helvetica,sans-serif"></span><br class="">
</font></div>
<div class=""><font color="#ff0000" face="arial, helvetica, sans-serif" size="1" class=""><span class="gmail_default" style="font-family:arial,helvetica,sans-serif"><br class="">
</span></font></div>
<div class=""><span style="font-family:arial,helvetica,sans-serif" class="">Has anyone encountered this same problem, and does anyone know how to fix it?</span> <font color="#ff0000" face="arial, helvetica, sans-serif" size="1" class=""><span class="gmail_default" style="font-family:arial,helvetica,sans-serif"><br class="">
</span></font></div>
<div class=""><font color="#ff0000" face="arial, helvetica, sans-serif" size="1" class=""><span class="gmail_default" style="font-family:arial,helvetica,sans-serif"><br class="">
</span></font></div>
<div class=""><font face="arial, helvetica, sans-serif" class=""><span class="gmail_default" style="font-family:arial,helvetica,sans-serif">Thank you very much for your attention, </span></font></div>
<div class=""><font face="arial, helvetica, sans-serif" class=""><span class="gmail_default" style="font-family:arial,helvetica,sans-serif"><br class="">
</span></font></div>
<div class=""><font face="arial, helvetica, sans-serif" class=""><span class="gmail_default" style="font-family:arial,helvetica,sans-serif"><br class="">
</span></font></div>
<div class=""><font face="arial, helvetica, sans-serif" class=""><span class="gmail_default" style="font-family:arial,helvetica,sans-serif">Irene</span></font></div>
<div class=""><font color="#ff0000" face="arial, helvetica, sans-serif" size="1" class=""><span class="gmail_default" style="font-family:arial,helvetica,sans-serif"><br class="">
</span></font></div>
<div class=""><font color="#ff0000" face="arial, helvetica, sans-serif" size="1" class=""><span class="gmail_default" style="font-family:arial,helvetica,sans-serif"><br class="">
</span></font></div>
</div>
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