Why do we need to compute power spectral density for eeg signal?

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nguyen hoa
nguyen hoa on 10 Mar 2014
Answered: Greg Heath on 16 Mar 2014
Hi everyone! I come from VietNam, I'm doing the thesis "detection of epilepsy by using network neural, DWT", but i dont understand why must compute PSD(power spectral density) and entropy, what does it have role? if you know or have documents,let's share for me, please!
Thank you very much!

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Accepted Answer

Greg Heath
Greg Heath on 16 Mar 2014
The obvious answer is that the presence of epilepsy is indicated by peaks in the PSD in certain frequency intervals.

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