<html><body><div style="color:#000; background-color:#fff; font-family:times new roman, new york, times, serif;font-size:12pt"><div><span><div style="font-size: 12pt; font-family: times, serif; ">Im Feng from <span class="yshortcuts" id="lw_1331190443_0" style="cursor: pointer; color: rgb(54, 99, 136); ">INTI College Penang</span>.</div><div style="font-size: 12pt; font-family: times, serif; "><font size="3" style="font-family: 'times new roman', 'new york', times, serif; font-size: 12pt; "><br></font></div><div style="font-family: times, serif; "><font size="3" style="font-family: 'times new roman', 'new york', times, serif; ">I'm working on EEG project as my </font><span style="font-family: 'times new roman', 'new york', times, serif; ">Electrical</span><font size="3" style="font-family: 'times new roman', 'new york', times, serif; "> and Electronic Degree final year project. Up to date, I
had successfully acquired</font><br></div><div><font size="3">EEG signal through 2 passive electrode probe from the fore head.</font></div><div><font size="3"><br></font></div><div><font size="3">However, due to lacking of medical related info on EEG, I couldn't proceed further to analyze and classify the EEG signal and go further for BCI (brain computer interaction) . Please suggest possible method and reading material. Your advice is much appreciated.</font></div><div style="font-size: 12pt; "><font size="3"><br></font></div><div style="font-size: 12pt; "><font size="3"><div style="font-size: 17px; "><font size="3" style="font-style: italic;">Im in the beginning stage currently. My hardware is using 2 channels to acquire the EEG signal via passive electrodes on the forehead. This signal had been gone through :</font></div><div style="font-size: 17px; "><span style="font-style: italic;"><font size="3">a) Analogue -
filtering, </font>aliasing<font size="3">, amplification</font><br></span></div><div style="font-size: 17px; "><font size="3" style="font-style: italic;">b) Digital - multiplexing, decoding (A/D) and serial com RS232</font></div><div style="font-size: 17px; "><font size="3" style="font-style: italic;"><br></font></div><div style="font-size: 17px; "><font size="3" style="font-style: italic;">My main focus was on the <span style="font-weight: bold; text-decoration: underline;">software part</span>. Im able to connect the hardware viz RS232 serial communication. Using Matlab,</font></div><div style="font-size: 17px; "><font size="3" style="font-style: italic;">i had done :</font></div><div style="font-size: 17px; "><font size="3" style="font-style: italic;">1) Decode the binary signal (D/A C)</font></div><div style="font-size: 17px; "><font size="3" style="font-style: italic;">2) Create a buffer to wait and sync the hardware bit
rate</font></div><div style="font-size: 17px; "><font size="3" style="font-style: italic;">3) Reconstruct the signal in analogue form - time domain</font></div><div style="font-size: 17px; "><font size="3" style="font-style: italic;">4) FFT the signal into frequency domain</font></div><div style="font-size: 17px; "><span style="font-style: italic;">Currently trying to classify the signal with alpha, beta etc stages for the brain activeness. </span></div><div style="font-size: 17px; "><span style="font-style: italic;">At the meantime, I'm leaning Fuzzy Logic and ISA Technics related to DSP. </span></div><div style="font-size: 17px; "><font size="3" style="font-style: italic;"><br></font></div><div style="font-size: 17px; "><font size="3" style="font-style: italic; background-color: rgb(255, 255, 255); color: rgb(0, 0, 255);">Now my major issue is analyze the EEG signal and interpretation. As an E&E Eng student, i have insufficient
medical knowledge to understand the EEG wave.</font></div><div style="font-size: 17px; "><font size="3"><br></font></div><div style="font-size: 17px; "><span style="font-size: medium; ">Thanks in advance and have a nice day.</span><br></div></font></div></span></div><div style="font-size: 12pt; "> </div><div style="font-size: 12pt; "><font size="2"><div><br> </div><div style="MARGIN-RIGHT:0px;" dir="ltr"><font size="2">--<br>Regards,<br><br><i><font size="3" face="times new roman, new york, times, serif">FENG YING XING</font></i><br><font face="courier, monaco, monospace, sans-serif"><a rel="nofollow" target="_blank" href="http://mail.google.com/a/intima.edu.my/&bsv=1eic6yu9oa4y3<mpl=default<mplcache=2"><img style="WIDTH:128px;HEIGHT:25px;" src="https://www.google.com/a/cpanel/intima.edu.my/images/logo.gif?service=mail" width="96" height="39"></a></font></font><br><font size="2">INTI International College Penang<br>Email :
</font><a rel="nofollow" target="_blank" href="mailto:fengyx@myinti.edu.my"><font size="2">fengyx@myinti.edu.my</font></a><font size="2"> <br> </font><a rel="nofollow" target="_blank" href="mailto:yingxing.feng@i.edu.my"><font size="2">yingxing.feng@i.edu.my</font></a></div></font></div></div></body></html>