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README.md
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---
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language:
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- mn
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thumbnail: null
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pipeline_tag: automatic-speech-recognition
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tags:
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- whisper
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- pytorch
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- speechbrain
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- Transformer
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- hf-asr-leaderboard
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license: apache-2.0
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datasets:
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- commonvoice
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metrics:
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- wer
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- cer
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model-index:
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- name: asr-whisper-large-v2-commonvoice-mn
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results:
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- task:
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name: Automatic Speech Recognition
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type: automatic-speech-recognition
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dataset:
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name: CommonVoice 10.0 (Mongolian)
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type: mozilla-foundation/common_voice_10_0
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config: mn
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split: test
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args:
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language: mn
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metrics:
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- name: Test WER
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type: wer
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value: '64.92'
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---
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<iframe src="https://ghbtns.com/github-btn.html?user=speechbrain&repo=speechbrain&type=star&count=true&size=large&v=2" frameborder="0" scrolling="0" width="170" height="30" title="GitHub"></iframe>
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<br/><br/>
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# whisper large-v2 fine-tuned on CommonVoice Mongolian
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This repository provides all the necessary tools to perform automatic speech
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recognition from an end-to-end whisper model fine-tuned on CommonVoice (Mongolian Language) within
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SpeechBrain. For a better experience, we encourage you to learn more about
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[SpeechBrain](https://speechbrain.github.io).
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The performance of the model is the following:
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| Release | Test CER | Test WER | GPUs |
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|:-------------:|:--------------:|:--------------:| :--------:|
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| 01-02-23 | 25.73 | 64.92 | 1xV100 16GB |
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## Pipeline description
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This ASR system is composed of whisper encoder-decoder blocks:
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- The pretrained whisper-large-v2 encoder is frozen.
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- The pretrained Whisper tokenizer is used.
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- A pretrained Whisper-large-v2 decoder ([openai/whisper-large-v2](https://huggingface.co/openai/whisper-large-v2)) is finetuned on CommonVoice MN.
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The obtained final acoustic representation is given to the greedy decoder.
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The system is trained with recordings sampled at 16kHz (single channel).
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The code will automatically normalize your audio (i.e., resampling + mono channel selection) when calling *transcribe_file* if needed.
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## Install SpeechBrain
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First of all, please install tranformers and SpeechBrain with the following command:
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```
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pip install speechbrain transformers
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```
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Please notice that we encourage you to read our tutorials and learn more about
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[SpeechBrain](https://speechbrain.github.io).
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### Transcribing your own audio files (in Mongolian)
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```python
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from speechbrain.pretrained.interfaces import foreign_class
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asr_model = foreign_class(source="speechbrain/asr-whisper-large-v2-commonvoice-mn", pymodule_file="custom_interface.py", classname="WhisperASR", hparams_file='hparams.yaml', savedir="pretrained_models/asr-whisper-large-v2-commonvoice-mn")
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asr_model.transcribe_file('speechbrain/asr-whisper-large-v2-commonvoice-mn/example-mn.mp3')
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```
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### Inference on GPU
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To perform inference on the GPU, add `run_opts={"device":"cuda"}` when calling the `from_hparams` method.
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### Training
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The model was trained with SpeechBrain.
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To train it from scratch follow these steps:
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1. Clone SpeechBrain:
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```bash
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git clone https://github.com/speechbrain/speechbrain/
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```
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2. Install it:
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```bash
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cd speechbrain
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pip install -r requirements.txt
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pip install -e .
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```
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3. Run Training:
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```bash
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cd recipes/CommonVoice/ASR/transformer/
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python train_with_whisper.py hparams/train_mn_hf_whisper.yaml --data_folder=your_data_folder
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```
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You can find our training results (models, logs, etc) [here](https://drive.google.com/drive/folders/10E2xclgNx_6BFxNmv9i1HorBNnsMveP_?usp=share_link).
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### Limitations
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The SpeechBrain team does not provide any warranty on the performance achieved by this model when used on other datasets.
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#### Referencing SpeechBrain
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```
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@misc{SB2021,
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author = {Ravanelli, Mirco and Parcollet, Titouan and Rouhe, Aku and Plantinga, Peter and Rastorgueva, Elena and Lugosch, Loren and Dawalatabad, Nauman and Ju-Chieh, Chou and Heba, Abdel and Grondin, Francois and Aris, William and Liao, Chien-Feng and Cornell, Samuele and Yeh, Sung-Lin and Na, Hwidong and Gao, Yan and Fu, Szu-Wei and Subakan, Cem and De Mori, Renato and Bengio, Yoshua },
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title = {SpeechBrain},
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year = {2021},
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publisher = {GitHub},
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journal = {GitHub repository},
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howpublished = {\\\\url{https://github.com/speechbrain/speechbrain}},
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}
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```
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#### About SpeechBrain
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SpeechBrain is an open-source and all-in-one speech toolkit. It is designed to be simple, extremely flexible, and user-friendly. Competitive or state-of-the-art performance is obtained in various domains.
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Website: https://speechbrain.github.io/
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GitHub: https://github.com/speechbrain/speechbrain
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