<html><head><meta http-equiv="Content-Type" content="text/html charset=us-ascii"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;">They are in log(uV^2/Hz).<div>dB assumes a baseline.</div><div><br></div><div>Arno<div><br><div><div>On Oct 16, 2014, at 7:51 PM, Makoto Miyakoshi <<a href="mailto:mmiyakoshi@ucsd.edu">mmiyakoshi@ucsd.edu</a>> wrote:</div><br class="Apple-interchange-newline"><blockquote type="cite"><meta http-equiv="Content-Type" content="text/html; charset=utf-8"><div dir="ltr">Thanks Arno.<div>Are these power in dB unit or uV^2? I would be interested in knowing if there is any option to output uV^2 instead of dB.<div><br></div><div>Makoto</div></div></div><div class="gmail_extra"><br><div class="gmail_quote">On Thu, Oct 16, 2014 at 3:34 PM, Arnaud Delorme <span dir="ltr"><<a href="mailto:arno@ucsd.edu" target="_blank">arno@ucsd.edu</a>></span> wrote:<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">To obtain power at specific frequencies, enter them in the 'freqs' input and select 'plottype', 'curve' to plot the results as a curves against time instead of a time-frequency image. <div><br></div><div>The output of newtimef always return the power which is being plotted.</div><div><br></div><div>Arno<div><div class="h5"><br><div><br><div><div>On Oct 16, 2014, at 2:39 PM, Makoto Miyakoshi <<a href="mailto:mmiyakoshi@ucsd.edu" target="_blank">mmiyakoshi@ucsd.edu</a>> wrote:</div><br><blockquote type="cite"><div dir="ltr">Dear Arno,<div><br></div><div>I'm also curious to know if there is a supported option to obtain the raw value from newtimef(). I've got a similar inquiry from John Iversen recently and I could not answer it.</div><div><br></div><div>Makoto</div></div><div class="gmail_extra"><br><div class="gmail_quote">On Wed, Oct 8, 2014 at 1:02 PM, nishanth reddy <span dir="ltr"><<a href="mailto:nishanth.reddy56@gmail.com" target="_blank">nishanth.reddy56@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr">I'm doing Time-frequency analysis of my EEG signal to find out the power of each frequency at particular time by plotting the channel time-frequency maps.<div><br></div><div>I'm unable to give the length of hamming as 10 seconds and also , i'm not getting the RAW power of frequency at time. <div><div><br></div><div>Is plotting the time frequency analysis right method to find out the power of frequencies ? If not , can anyone send me the Matlab code to perform the FFT(, Pwelch) to find out the power </div><span><font color="#888888">-- <br><div dir="ltr">Thanks&Regards<div><br></div><div>Nishanth </div></div>
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</blockquote></div><br></div></div></div></div></div></blockquote></div><br><br clear="all"><div><br></div>-- <br><div dir="ltr">Makoto Miyakoshi<br>Swartz Center for Computational Neuroscience<br>Institute for Neural Computation, University of California San Diego<br></div>
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