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README.md ADDED
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+ ---
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+ license: apache-2.0
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+ tags:
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+ - afro-digits-speech
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+ datasets:
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+ - crowd-speech-africa
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+ metrics:
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+ - accuracy
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+ model-index:
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+ - name: afrospeech-wav2vec-run
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+ results:
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+ - task:
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+ name: Audio Classification
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+ type: audio-classification
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+ dataset:
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+ name: Afro Speech
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+ type: chrisjay/crowd-speech-africa
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+ args: no
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+ metrics:
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+ - name: Validation Accuracy
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+ type: accuracy
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+ value: 0.8
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+ ---
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+
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+
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+ # afrospeech-wav2vec-run
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+
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+ This model is a fine-tuned version of [facebook/wav2vec2-base](https://huggingface.co/facebook/wav2vec2-base) on the [crowd-speech-africa](https://huggingface.co/datasets/chrisjay/crowd-speech-africa), which was a crowd-sourced dataset collected using the [afro-speech Space](https://huggingface.co/spaces/chrisjay/afro-speech). It achieves the following results on the [validation set](VALID_rundi_run_audio_data.csv):
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+
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+ - F1: 0.8
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+ - Accuracy: 0.8
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+
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+ The confusion matrix below helps to give a better look at the model's performance across the digits. Through it, we can see the precision and recall of the model as well as other important insights.
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+
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+ ![confusion matrix](afrospeech-wav2vec-run_confusion_matrix_VALID.png)
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+
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+
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+ ## Training and evaluation data
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+
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+ The model was trained on a mixed audio data from Rundi (`run`).
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+
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+ - Size of training set: 16
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+ - Size of validation set: 5
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+
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+ Below is a distribution of the dataset (training and valdation)
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+
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+ ![digits-bar-plot-for-afrospeech](digits-bar-plot-for-afrospeech-wav2vec-run.png)
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+
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+
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+ ### Training hyperparameters
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+
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+ The following hyperparameters were used during training:
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+ - learning_rate: 3e-05
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+ - train_batch_size: 64
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+ - eval_batch_size: 64
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+ - optimizer: Adam with betas=(0.9,0.999) and epsilon=1e-08
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+ - num_epochs: 150
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+
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+ ### Training results
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+
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+ | Training Loss | Epoch | Validation Accuracy |
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+ |:-------------:|:-----:|:--------:|
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+ |0.00183 | 1 | 0.6 |
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+ |0.0003991 | 50 | 0.8 |
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+ | 0.0002174 | 100 | 0.6 |
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+ |0.0043911 | 150 | 0.4 |
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+
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+
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+
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+ ### Framework versions
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+
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+ - Transformers 4.21.3
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+ - Pytorch 1.12.0
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+ - Datasets 1.14.0
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+ - Tokenizers 0.12.1
VALID_rundi_run_audio_data.csv ADDED
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+ audio_path,transcript,lang,lang_code,gender,age,country,accent
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+ AUDIO_HOMEPATH/data/p34rQlhMwuOkmqhltKEd8lYW2xYPN3do/audio.wav,4,rundi,run,Male,29.0,France,
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+ AUDIO_HOMEPATH/data/tkyZJyB9IS2PJ8HNgqOybUSdnrTl48up/audio.wav,5,rundi,run,Male,29.0,France,
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+ AUDIO_HOMEPATH/data/tF3MBOD3L6tHfmRYoO8u1kdwgUlaMPZr/audio.wav,9,rundi,run,Male,29.0,France,
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+ AUDIO_HOMEPATH/data/Qlqz7bCCQUJuZYiTDgLxFhElL4AncAH7/audio.wav,7,rundi,run,Male,29.0,France,
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+ AUDIO_HOMEPATH/data/EsElOIcf8DSiOTn1uoihsYiVKjDWXwKH/audio.wav,8,rundi,run,Male,25.0,France,
afrospeech-wav2vec-run_METRICS_VALID.json ADDED
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+ {"acc": 0.8, "f1": 0.8}
afrospeech-wav2vec-run_confusion_matrix_VALID.png ADDED
digits-bar-plot-for-afrospeech-wav2vec-run.png ADDED