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From: cognitive koteeshwari on 8 Sep 2009 05:43
hi
I'm doing project in cognitive radio. how to define different channels(frequency bands ) in matlab.normally,a node sense for free media(single channel) for data transmission.
if any one knows plz guide me
From: Brice on 8 Sep 2009 08:17
"nancy " <nancy.gonzalvis(a)gmail.com> wrote in message <g9r22h$h0g$1(a)fred.mathworks.com>...
> hello
>
> as i posted the spectrum sensing problem earlier i wanted to
> know about the probability of false alarm. i worked out for
> the probability of detection and got the curve as given by
> the paper of Bhargava et. al. i calculated the probability
> of detection by first finding the individual detection using
> energy detection and then dividing the number of times the
> detection is produced with the number of iteration. now i
> want to find the probability of false alarm but am not
> getting any idea to implement it in matlab. anybody has any
> idea to calculate the probability of false alarm. please
> help me...
> thank u


Hi nancy,
I am also working on Spectrum Sensing with energy detector and false alarm probability, and I am just begining to work in MATLAB. Can you kindly give me some code to start with. I will be extremely grateful. Thanking in advance.

Brice
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