Remove noise from an audio file

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Ricardo Duarte
Ricardo Duarte 2023-10-5
回答： Image Analyst 2023-10-5
Hello all,
I would like to remove noise from an audio file containing a biological vocalization.
How can I remove only noise withouth compromise the biological part.
Thanks in advance

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回答（1 个）

Image Analyst
Image Analyst 2023-10-5
It's the cocktail party problem. https://en.wikipedia.org/wiki/Cocktail_party_effect
Use BSS or ICA. See references below:
An ICA page-papers,code,demo,links (Tony Bell)
FastICA
Independent Component Analysis A Demo
Cocktail party demo
Sorry, I don't have MATLAB code for any of the above references and algorithms. Good luck though.

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