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Newsgroups: comp.soft-sys.matlab
From: oversky <mail...@gmail.com>
Date: Thu, 15 Nov 2012 00:33:13 -0800 (PST)
Local: Thurs, Nov 15 2012 3:33 am
Subject: question on fft example
The mathwork fft example in the following link,
http://bit.ly/SO9TuV why do we double abs(Y(1:NFFT/2+1) when plotting the amplitude? plot(f,2*abs(Y(1:NFFT/2+1)))
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