<div dir="ltr">Bahareh, according to <a href="http://www.fieldtriptoolbox.org/reference/ft_redefinetrial">http://www.fieldtriptoolbox.org/reference/ft_redefinetrial</a> (or 'help ft_redefinetrial') cfg.trl should be<div><br></div><div><pre style="padding:0.5em;margin-top:0px;font-size:12px;border:1px dashed rgb(204,204,204);color:rgb(0,0,0);overflow:hidden;font-family:Consolas,'Andale Mono',Menlo,Monaco,monospace;background-color:rgb(247,249,250);white-space:pre-wrap;width:640px;text-align:justify">cfg.trl = Nx3 matrix with the trial definition,</pre></div><div>For example, according to the page mentioned earlier (I suggest you actually read it this time: <a href="http://www.fieldtriptoolbox.org/faq/how_can_i_import_my_own_dataformat">http://www.fieldtriptoolbox.org/faq/how_can_i_import_my_own_dataformat</a>)</div><div><br></div><div><pre class="" style="padding:0.5em;margin-top:0px;font-size:12px;border:1px dashed rgb(204,204,204);color:rgb(0,0,0);overflow:hidden;font-family:Consolas,'Andale Mono',Menlo,Monaco,monospace;background-color:rgb(247,249,250);white-space:pre-wrap;width:640px;text-align:justify">cfg.trl = [1 100 -10;
101 200 -10;
201 300 -10];</pre></div><div><br></div><div>In contrast, you specified</div><div><span style="color:rgb(0,0,0);font-family:Calibri,Arial,Helvetica,sans-serif;font-size:16px">data.trial{1,1} = eeg.eeg_data;</span></div><div><div style="color:rgb(0,0,0);font-family:Calibri,Arial,Helvetica,sans-serif;font-size:16px">cfg.trl = data.trial{1,1};</div></div><div><br></div><div>It's my guess that eeg.eeg_data is that <span style="color:rgb(0,0,0);font-family:Calibri,sans-serif;font-size:15px">8x10350000</span><span style="color:rgb(0,0,0);font-family:Calibri,sans-serif;font-size:15px"> matrix you imported, meaning your cfg.trl specification is off (it should be Nx3).</span></div><div><span style="color:rgb(0,0,0);font-family:Calibri,sans-serif;font-size:15px"><br></span></div><div><span style="color:rgb(0,0,0);font-family:Calibri,sans-serif;font-size:15px"><br></span></div><div class="gmail_extra"><br><div class="gmail_quote">2016-08-11 12:23 GMT-07:00 Bahareh Elahian (belahian) <span dir="ltr"><<a href="mailto:belahian@memphis.edu" target="_blank">belahian@memphis.edu</a>></span>:<br><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left-width:1px;border-left-color:rgb(204,204,204);border-left-style:solid;padding-left:1ex">
<div>
<div style="font-size:12pt;color:rgb(0,0,0);background-color:rgb(255,255,255);font-family:Calibri,Arial,Helvetica,sans-serif">
<p>I did something and it works but it is not correct .</p>
<p>I specified cfg.trl = data.trial{1,1}</p>
<p><br>
</p>
<p></p>
<div>cfg = [];</div>
<div>cfg.bpfilter = 'yes';</div>
<div>cfg.demean = 'yes';</div>
<div>data.trial{1,1} = eeg.eeg_data;</div>
<div>cfg.trl = data.trial{1,1};</div>
<div>data.time{1,1} = 1:size(eeg.eeg_data,2);</div><span class="">
<div>data.label{1,1} = 'chan 1';</div>
<div>data.label{2,1} = 'chan 2';</div>
</span><div>data.label{3,1} = 'chan 3';</div>
<div>data.label{4,1} = 'chan 4';</div>
<div>data.label{5,1} = 'chan 5';</div>
<div>data.label{6,1} = 'chan 6';</div>
<div>data.label{7,1} = 'chan 7';</div><span class="">
<div>data.label{8,1} = 'chan 8';</div>
</span><div>data.fsample = eeg.samp_rate;</div>
<div>newdata = ft_redefinetrial(cfg,data);</div>
<div><br>
</div>
<div>the newdata.time and newdata.trial are <1*8 cell > . some of the cells are empty and one is NAN.</div>
<div><br>
</div>
<br>
<p></p>
</div>
<hr style="display:inline-block;width:98%">
<div dir="ltr"><font face="Calibri, sans-serif" style="font-size:11pt" color="#000000"><b>From:</b> <a href="mailto:fieldtrip-bounces@science.ru.nl" target="_blank">fieldtrip-bounces@science.ru.<wbr>nl</a> <<a href="mailto:fieldtrip-bounces@science.ru.nl" target="_blank">fieldtrip-bounces@science.ru.<wbr>nl</a>> on behalf of Bahareh Elahian (belahian) <<a href="mailto:belahian@memphis.edu" target="_blank">belahian@memphis.edu</a>><br>
<b>Sent:</b> Thursday, August 11, 2016 2:00:52 PM<div><div class="h5"><br>
<b>To:</b> FieldTrip discussion list<br>
<b>Subject:</b> Re: [FieldTrip] reading .mat in fieldtrip</div></div></font>
<div> </div>
</div><div><div class="h5">
<div>
<div style="font-size:12pt;color:rgb(0,0,0);background-color:rgb(255,255,255);font-family:Calibri,Arial,Helvetica,sans-serif">
<p>Thanks but none of the options works.</p>
<p>The error is :</p>
<p><span>you should specify at least one configuration option.</span><br>
</p>
<p><span><br>
</span></p>
<p><span>Even <span>cfg.demean = 'yes'; is not enough.</span></span></p>
<p><span><span><br>
</span></span></p>
</div>
<hr style="display:inline-block;width:98%">
<div dir="ltr"><font face="Calibri, sans-serif" style="font-size:11pt" color="#000000"><b>From:</b> <a href="mailto:fieldtrip-bounces@science.ru.nl" target="_blank">fieldtrip-bounces@science.ru.<wbr>nl</a> <<a href="mailto:fieldtrip-bounces@science.ru.nl" target="_blank">fieldtrip-bounces@science.ru.<wbr>nl</a>> on behalf of Antonio Rodriguez <<a href="mailto:toni.rbaena@gmail.com" target="_blank">toni.rbaena@gmail.com</a>><br>
<b>Sent:</b> Thursday, August 11, 2016 1:47:18 PM<br>
<b>To:</b> FieldTrip discussion list<br>
<b>Subject:</b> Re: [FieldTrip] reading .mat in fieldtrip</font>
<div> </div>
</div>
<div>
<p dir="ltr">Hi.</p>
<p dir="ltr">You can create an empty cfg structure, and fill with data :</p>
<p dir="ltr">cfg =[];<br>
newdata = ft_redefinetrial(cfg,data);</p>
<div class="gmail_extra"><br>
<div class="gmail_quote">El 11 ago. 2016 7:11 p. m., "Bahareh Elahian (belahian)" <<a href="mailto:belahian@memphis.edu" target="_blank">belahian@memphis.edu</a>> escribió:<br type="attribution">
<blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left-width:1px;border-left-color:rgb(204,204,204);border-left-style:solid;padding-left:1ex">
<div dir="auto">
<div>
<div style="direction:ltr">Thanks for the answer,</div>
<div style="direction:ltr"> </div>
<div style="direction:ltr">I have had a look on this page before and I tried to follow the steps.</div>
<div style="direction:ltr">The problem is ;I do not have any cfg to define cfg.trl and use <span style="text-align:justify;background-color:rgba(255,255,255,0)">newdata = ft_redefinetrial(cfg,data);</span></div>
<div style="direction:ltr"><span style="text-align:justify;background-color:rgba(255,255,255,0)"><br>
</span></div>
<div style="text-align:justify;direction:ltr">Any other idea?</div>
<br>
<br>
</div>
<div><br>
On Aug 11, 2016, at 11:36 AM, Arjen Stolk <<a href="mailto:a.stolk8@gmail.com" target="_blank">a.stolk8@gmail.com</a>> wrote:<br>
<br>
</div>
<blockquote type="cite">
<div>
<div dir="ltr">Hi Bahareh,
<div><br>
</div>
<div>To get you started, see this page:</div>
<div><a href="http://www.fieldtriptoolbox.org/faq/how_can_i_import_my_own_dataformat" target="_blank">http://www.fieldtriptoolbox.or<wbr>g/faq/how_can_i_import_my_own_<wbr>dataformat</a><br>
</div>
<div><br>
</div>
<div>It describes what fieldtrip expects your raw data to look like.</div>
<div><br>
</div>
<div>Arjen</div>
</div>
<div class="gmail_extra"><br>
<div class="gmail_quote">2016-08-11 8:42 GMT-07:00 Bahareh Elahian (belahian) <span dir="ltr">
<<a href="mailto:belahian@memphis.edu" target="_blank">belahian@memphis.edu</a>></span>:<br>
<blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left-width:1px;border-left-color:rgb(204,204,204);border-left-style:solid;padding-left:1ex">
<div lang="EN-US" link="#0563C1" vlink="#954F72">
<div>
<p class="MsoNormal">Hi All,<u></u><u></u></p>
<p class="MsoNormal"><u></u> <u></u></p>
<p class="MsoNormal">I have a “.mat” file which contais: <span style="color:black;background-color:white">
<8x10350000 double> and sampling rate.<u></u><u></u></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="color:black;background-color:white">How should I import this data to field trip? By using
</span><span style="font-size:10pt;font-family:'Courier New';color:black">[data] = ft_preprocessing( cfg);</span><span style="font-size:12pt;font-family:'Courier New'"><u></u><u></u></span></p>
<p class="MsoNormal"><span style="color:black;background-color:white"> I am getting an error that the data should be in the format of raw or raw + comp. <u></u><u></u></span></p>
<p class="MsoNormal"><span style="color:black;background-color:white"><u></u> <u></u></span></p>
<p class="MsoNormal"><span style="color:black;background-color:white">Any idea?<u></u><u></u></span></p>
<p class="MsoNormal"><span style="color:black;background-color:white"><u></u> <u></u></span></p>
<p class="MsoNormal"><span style="color:black;background-color:white">Thanks!<u></u><u></u></span></p>
<p class="MsoNormal"><span style="color:black;background-color:white"><u></u> <u></u></span></p>
<p class="MsoNormal"><u></u> <u></u></p>
</div>
</div>
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