How to use filtbank.m to calculate 1/3 octave spectrum of an audio file

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Miriam Romagosa
Miriam Romagosa on 22 Oct 2014
I am new to Matlab and need to use filtbank to calculate underwater noise levels in 1/3 octave. I have audio files but don't know how to start...
Could someone give me a tip where to start?
Thank you,

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