RoBERTa用于越南语和英语（envibert）

该RoBERTa版本是通过使用100GB的文本（50GB的越南语和50GB的英语）进行训练的，因此被命名为envibert。模型架构针对生产进行了定制，因此只包含70M个参数。

用途

from transformers import RobertaModel
from transformers.file_utils import cached_path, hf_bucket_url
from importlib.machinery import SourceFileLoader
import os

cache_dir='./cache'
model_name='nguyenvulebinh/envibert'

def download_tokenizer_files():
  resources = ['envibert_tokenizer.py', 'dict.txt', 'sentencepiece.bpe.model']
  for item in resources:
    if not os.path.exists(os.path.join(cache_dir, item)):
      tmp_file = hf_bucket_url(model_name, filename=item)
      tmp_file = cached_path(tmp_file,cache_dir=cache_dir)
      os.rename(tmp_file, os.path.join(cache_dir, item))
      
download_tokenizer_files()
tokenizer = SourceFileLoader("envibert.tokenizer", os.path.join(cache_dir,'envibert_tokenizer.py')).load_module().RobertaTokenizer(cache_dir)
model = RobertaModel.from_pretrained(model_name,cache_dir=cache_dir)

# Encode text
text_input = 'Đại học Bách Khoa Hà Nội .'
text_ids = tokenizer(text_input, return_tensors='pt').input_ids
# tensor([[   0,  705,  131, 8751, 2878,  347,  477,    5,    2]])

# Extract features
text_features = model(text_ids)
text_features['last_hidden_state'].shape
# torch.Size([1, 9, 768])
len(text_features['hidden_states'])
# 7

引用

@inproceedings{nguyen20d_interspeech,
  author={Thai Binh Nguyen and Quang Minh Nguyen and Thi Thu Hien Nguyen and Quoc Truong Do and Chi Mai Luong},
  title={{Improving Vietnamese Named Entity Recognition from Speech Using Word Capitalization and Punctuation Recovery Models}},
  year=2020,
  booktitle={Proc. Interspeech 2020},
  pages={4263--4267},
  doi={10.21437/Interspeech.2020-1896}
}

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联系方式

nguyenvulebinh@gmail.com