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Audio Augmentation
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| # import library | |
| import nlpaug | |
| import nlpaug.augmenter.audio as naa | |
| # loudness augmenter (where file_data is the output of librosa.load) | |
| aug = naa.LoudnessAug(factor=(2, 5)) | |
| augmented_data = aug.augment(file_data) | |
| # MFCC feature extraction for the new data ... |
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