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README.md
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license: apache-2.0
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---
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## Evaluation on Common Voice HK Test
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```python
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import torchaudio
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license: apache-2.0
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---
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## Colab trial with recording or voice file
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[Colab trial](https://colab.research.google.com/drive/1e_z5jQHYbO2YKEaUgzb1ww1WwiAyydAj?usp=sharing)
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```
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import torchaudio
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from datasets import load_dataset, load_metric
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from transformers import (
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Wav2Vec2ForCTC,
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Wav2Vec2Processor,
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)
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import torch
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import re
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import sys
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model_name = "voidful/wav2vec2-large-xlsr-53-hk"
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device = "cuda"
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processor_name = "voidful/wav2vec2-large-xlsr-53-hk"
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chars_to_ignore_regex = r"[¥•"#$%&'()*+,-/:;<=>@[\]^_`{|}~⦅⦆「」、 、〃〈〉《》「」『』【】〔〕〖〗〘〙〚〛〜〝〞〟〰〾〿–—‘’‛“”„‟…‧﹏﹑﹔·'℃°•·.﹑︰〈〉─《﹖﹣﹂﹁﹔!?。。"#$%&'()*+,﹐-/:;<=>@[\]^_`{|}~⦅⦆「」、、〃》「」『』【】〔〕〖〗〘〙〚〛〜〝〞〟〰〾〿–—‘’‛“”„‟…‧﹏..!\"#$%&()*+,\-.\:;<=>?@\[\]\\\/^_`{|}~]"
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model = Wav2Vec2ForCTC.from_pretrained(model_name).to(device)
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processor = Wav2Vec2Processor.from_pretrained(processor_name)
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resampler = torchaudio.transforms.Resample(orig_freq=48_000, new_freq=16_000)
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def load_file_to_data(file):
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batch = {}
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speech, _ = torchaudio.load(file)
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batch["speech"] = resampler.forward(speech.squeeze(0)).numpy()
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batch["sampling_rate"] = resampler.new_freq
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return batch
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def predict(data):
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features = processor(data["speech"], sampling_rate=data["sampling_rate"], padding=True, return_tensors="pt")
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input_values = features.input_values.to(device)
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attention_mask = features.attention_mask.to(device)
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with torch.no_grad():
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logits = model(input_values, attention_mask=attention_mask).logits
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pred_ids = torch.argmax(logits, dim=-1)
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return processor.batch_decode(pred_ids)
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```
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Predict
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```python
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predict(load_file_to_data('voice file path'))
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```
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## Evaluation on Common Voice HK Test
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```python
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import torchaudio
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