How to easily remove background noise from audio with AI?

noisereduce - It's a lightweight, signal-processing-based tool that can be a very effective answer to your question of how to remove noise from audio, especially when dealing with consistent background sounds like fan or air conditioner noise.

Using it involves writing a small amount of Python code, which gives you precise control over the process. Here is a practical guide to how to remove noise from audio with noisereduce.

First, you'll need to install the library. This is done through Python's package manager, pip.

bash

pip install noisereduce

You will also need a library to read and write audio files, such as soundfile or scipy . You can install soundfile as well:

bash

pip install soundfile

noisereduce excels at removing stationary noise—sounds that are relatively constant in frequency and amplitude, such as the hum of an air conditioner, a fan, or background chatter. It is less effective against sudden, non-stationary sounds like a dog barking or a keyboard click . This is not a graphical application. You need to be comfortable writing and running a short Python script. Its biggest advantage is that it's computationally light and fast, making it ideal for batch processing or running on machines without powerful GPUs.

However, if you're looking for a fast, simple, and lightweight method to how to remove noise from audio, noisereduce is a fantastic choice.