The model is based on the author's work [results] and utilizes the Portuguese portion of the Common Voice dataset (version 11.0) from Mozilla Foundation.

Dataset

The project uses the Portuguese subset of the Common Voice dataset:

Dataset: "mozilla-foundation/common_voice_11_0", "pt"

Brazilian accents included in the dataset:

Português do Brasil, Região Sul do Brasil
Paulistano
Paulista, Brasileiro
Carioca
Mato Grosso
Mineiro
Interior Paulista
Gaúcho
Nordestino
And various regional mixes

Model and Processor

The project utilizes the following model and processor:

Base Model: "facebook/wav2vec2-base-960h"
Processor: Wav2Vec2Processor.from_pretrained

Model Versions

Was trained three versions of the model with different configurations:

(OLD) v 1.1:
- Epochs: 3
- Training samples: 1000
- Validation samples: 200
(OLD) v 1.2:
- Epochs: 10
- Training samples: 1000
- Validation samples: 500
(NEW) v 1.3:
- Epochs: 20
- Training samples: 5000
- Validation samples: 1000

All models were trained using high RAM GPU on Google Colab Pro.

Model Structure (files)

How to Use

Test with recording or uploading an audio file. To test, I recommend short sentences.

License

This project is licensed under the Eclipse Public License 2.0 (ECL-2.0).

Developer Information

Developed by Ramon Mayor Martins (2024)

Email: rmayormartins@gmail.com
Homepage: https://rmayormartins.github.io/
Twitter: @rmayormartins
GitHub: https://github.com/rmayormartins

Acknowledgements

Special thanks to Instituto Federal de Santa Catarina (Federal Institute of Santa Catarina) IFSC-São José-Brazil.

Contact

For any queries or suggestions, please contact the developer using the information provided above.

rmayormartins/speech-accent-pt-br-classifier

Speech Portuguese (Brazilian) Accent Classifier

Project Overview