<span style="color:rgb(51,51,51);font-family:Verdana,Arial,Tahoma,Calibri,Geneva,sans-serif;font-size:13px;background-color:rgb(234,232,207)">Hi EEGLab, </span><div><br style="color:rgb(51,51,51);font-family:Verdana,Arial,Tahoma,Calibri,Geneva,sans-serif;font-size:13px;background-color:rgb(234,232,207)">
<span style="color:rgb(51,51,51);font-family:Verdana,Arial,Tahoma,Calibri,Geneva,sans-serif;font-size:13px;background-color:rgb(234,232,207)">I am currently doing a project dealing with brain waves acquired from EEG. My concern now is to obtain power spectrum from the raw data, </span></div>
<div><span style="color:rgb(51,51,51);font-family:Verdana,Arial,Tahoma,Calibri,Geneva,sans-serif;font-size:13px;background-color:rgb(234,232,207)">e.g.: I would like to use each power spectrum of alpha wave (8-13Hz), beta wave(14-19Hz) and gamma wave(20-30Hz) as features for classification. </span><br style="color:rgb(51,51,51);font-family:Verdana,Arial,Tahoma,Calibri,Geneva,sans-serif;font-size:13px;background-color:rgb(234,232,207)">
<span style="color:rgb(51,51,51);font-family:Verdana,Arial,Tahoma,Calibri,Geneva,sans-serif;font-size:13px;background-color:rgb(234,232,207)">Attached is a portion of my raw data, consisting of 10 samples (arranged in rows) corresponding to the number of channels used for the DAQ. Sampling frequency is 256Hz.</span></div>
<div><span style="color:rgb(51,51,51);font-family:Verdana,Arial,Tahoma,Calibri,Geneva,sans-serif;font-size:13px;background-color:rgb(234,232,207)"><br></span></div><div>Im taking 6 minutes data of each subject. I have crop the data for every 1 minute.</div>
<div><br style="background-color:rgb(234,232,207)"><span style="color:rgb(51,51,51);font-family:Verdana,Arial,Tahoma,Calibri,Geneva,sans-serif;font-size:13px;background-color:rgb(234,232,207)">Can anyone share any simple matlab codes to obtain power spectrums just for the start? Or maybe any links which I can refer to? Any help will be greatly appreciated. </span><br style="color:rgb(51,51,51);font-family:Verdana,Arial,Tahoma,Calibri,Geneva,sans-serif;font-size:13px;background-color:rgb(234,232,207)">
<span style="color:rgb(51,51,51);font-family:Verdana,Arial,Tahoma,Calibri,Geneva,sans-serif;font-size:13px;background-color:rgb(234,232,207)"><br></span></div><div><span style="color:rgb(51,51,51);font-family:Verdana,Arial,Tahoma,Calibri,Geneva,sans-serif;font-size:13px;background-color:rgb(234,232,207)">Thank you!</span></div>
<div><font color="#333333" face="Verdana, Arial, Tahoma, Calibri, Geneva, sans-serif"><br></font></div><div><font color="#333333" face="Verdana, Arial, Tahoma, Calibri, Geneva, sans-serif">Regards, <br></font>
<div><span style="color:rgb(51,51,51);font-family:Verdana,Arial,Tahoma,Calibri,Geneva,sans-serif;font-size:13px;background-color:rgb(234,232,207)"> </span></div></div><div><span style="color:rgb(51,51,51);font-family:Verdana,Arial,Tahoma,Calibri,Geneva,sans-serif;font-size:13px;background-color:rgb(234,232,207)">Nany </span></div>