How to plot fft in MATLAB from the given x and y values in text format using rectangular windowing?
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Hello,
I am new in MATLAB. I am having a data base which contains 2048 , x values correspond to y values in txt format. for example
x y
1 89
2 98
. .
. .
. .
2048 96
I just want to ask a question how to plot fft of these values using rectangular windowing? Please suggest the MATLAB code of this. I will be highly obliged of you because it is very important for my project.
3 Comments
Dishant Arora
on 19 Jul 2013
Are you getting multiple peaks?? It might happen due un-coherent sampling. You must know what are spectral leakage and scalloping losses.
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