Audio Data Augmentation using Librosa
Librosa is a python package for music and audio analysis. It provides the building blocks necessary to create music information retrieval systems. I used Librosa to scale the amplitude, frequency, speed of this audio piece and add some white noise to it.
Original Audio:
053.mp4
Transcript: Adding fast leads to wrong sum
Spectrum:
Adding white noise:
augmented_audio.mp4
Slowing down the audio:
stretched_audio.mp4
Increasing the pitch:
higher_pitch_audio.mp4
Increasing the Volume:
louder_audio.mp4
