<div dir="ltr"><div>Dear Nishanth,</div><div><br></div>In the time-frequency plot the color-coded data has a unit of dB. If you want to have raw data you have to convert it back to power and also disable baseline subtraction.<div><br></div><div>Makoto</div></div><div class="gmail_extra"><br><div class="gmail_quote">On Tue, Oct 7, 2014 at 1:42 PM, nishanth reddy <span dir="ltr">&lt;<a href="mailto:nishanth.reddy56@gmail.com" target="_blank">nishanth.reddy56@gmail.com</a>&gt;</span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><span style="font-family:arial,sans-serif;font-size:13px"> Thank you for your previous reply !</span><br style="font-family:arial,sans-serif;font-size:13px"><span style="font-family:arial,sans-serif;font-size:13px">    I&#39;m new to EEGLAB and i&#39;ve a problem in plotting Time-Frequency graph.</span><br style="font-family:arial,sans-serif;font-size:13px"><span style="font-family:arial,sans-serif;font-size:13px">    Whenever I plot the TvsF graph , without or with a baseline , I cannot see</span><br style="font-family:arial,sans-serif;font-size:13px"><span style="font-family:arial,sans-serif;font-size:13px">    the actual power of my frequency. on the Y-axis it&#39;s showing me the  % of</span><br style="font-family:arial,sans-serif;font-size:13px"><span style="font-family:arial,sans-serif;font-size:13px">    ERSP and when i compare it with my sleep pattern recording software , the</span><br style="font-family:arial,sans-serif;font-size:13px"><span style="font-family:arial,sans-serif;font-size:13px">    actual frequency dominating is between 4-6 , but in my TvsF graph , it</span><br style="font-family:arial,sans-serif;font-size:13px"><span style="font-family:arial,sans-serif;font-size:13px">    doesnt look like that .</span><br style="font-family:arial,sans-serif;font-size:13px"><span style="font-family:arial,sans-serif;font-size:13px">    How can I get the actual power of my frequency?</span><span class="HOEnZb"><font color="#888888"><br clear="all"><div><br></div>-- <br><div dir="ltr">Thanks&amp;Regards<div><br></div><div>Nishanth </div></div>
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