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# ConvBERT [[convbert]]
<div class="flex flex-wrap space-x-1">
<a href="https://huggingface.co/models?filter=convbert">
<img alt="Models" src="https://img.shields.io/badge/All_model_pages-convbert-blueviolet">
</a>
<a href="https://huggingface.co/spaces/docs-demos/conv-bert-base">
<img alt="Spaces" src="https://img.shields.io/badge/%F0%9F%A4%97%20Hugging%20Face-Spaces-blue">
</a>
</div>
## ๊ฐ์ [[overview]]
ConvBERT ๋ชจ๋ธ์ Zihang Jiang, Weihao Yu, Daquan Zhou, Yunpeng Chen, Jiashi Feng, Shuicheng Yan์ ์ํด ์ ์๋์์ผ๋ฉฐ, ์ ์ ๋
ผ๋ฌธ ์ ๋ชฉ์ [ConvBERT: Improving BERT with Span-based Dynamic Convolution](https://arxiv.org/abs/2008.02496)์
๋๋ค.
๋
ผ๋ฌธ์ ์ด๋ก์ ๋ค์๊ณผ ๊ฐ์ต๋๋ค:
*BERT์ ๊ทธ ๋ณํ ๋ชจ๋ธ๊ณผ ๊ฐ์ ์ฌ์ ํ์ต๋ ์ธ์ด ๋ชจ๋ธ๋ค์ ์ต๊ทผ ๋ค์ํ ์์ฐ์ด ์ดํด ๊ณผ์ ์์ ๋๋ผ์ด ์ฑ๊ณผ๋ฅผ ์ด๋ฃจ์์ต๋๋ค. ๊ทธ๋ฌ๋ BERT๋ ๊ธ๋ก๋ฒ ์
ํ ์ดํ
์
๋ธ๋ก์ ํฌ๊ฒ ์์กดํ๊ธฐ ๋๋ฌธ์ ๋ฉ๋ชจ๋ฆฌ ์ฌ์ฉ๋์ด ๋ง๊ณ ๊ณ์ฐ ๋น์ฉ์ด ํฝ๋๋ค. ๋ชจ๋ ์ดํ
์
ํค๋๊ฐ ๊ธ๋ก๋ฒ ๊ด์ ์์ ์ดํ
์
๋งต์ ์์ฑํ๊ธฐ ์ํด ์
๋ ฅ ์ํ์ค ์ ์ฒด๋ฅผ ํ์ํ์ง๋ง, ์ผ๋ถ ํค๋๋ ๋ก์ปฌ ์ข
์์ฑ๋ง ํ์ตํ ํ์๊ฐ ์๋ค๋ ๊ฒ์ ๋ฐ๊ฒฌํ์ต๋๋ค. ์ด๋ ๋ถํ์ํ ๊ณ์ฐ์ด ํฌํจ๋์ด ์์์ ์๋ฏธํฉ๋๋ค. ๋ฐ๋ผ์ ์ฐ๋ฆฌ๋ ์ด๋ฌํ self-attention ํค๋๋ค์ ๋์ฒดํ์ฌ ๋ก์ปฌ ์ข
์์ฑ์ ์ง์ ๋ชจ๋ธ๋งํ๊ธฐ ์ํด ์๋ก์ด span ๊ธฐ๋ฐ ๋์ ์ปจ๋ณผ๋ฃจ์
์ ์ ์ํฉ๋๋ค. ์๋ก์ด ์ปจ๋ณผ๋ฃจ์
ํค๋์ ๋๋จธ์ง self-attention ํค๋๋ค์ด ๊ฒฐํฉํ์ฌ ๊ธ๋ก๋ฒ ๋ฐ ๋ก์ปฌ ๋ฌธ๋งฅ ํ์ต์ ๋ ํจ์จ์ ์ธ ํผํฉ ์ดํ
์
๋ธ๋ก์ ๊ตฌ์ฑํฉ๋๋ค. ์ฐ๋ฆฌ๋ BERT์ ์ด ํผํฉ ์ดํ
์
์ค๊ณ๋ฅผ ์ ์ฉํ์ฌ ConvBERT ๋ชจ๋ธ์ ๊ตฌ์ถํ์ต๋๋ค. ์คํ ๊ฒฐ๊ณผ, ConvBERT๋ ๋ค์ํ ๋ค์ด์คํธ๋ฆผ ๊ณผ์ ์์ BERT ๋ฐ ๊ทธ ๋ณํ ๋ชจ๋ธ๋ณด๋ค ๋ ์ฐ์ํ ์ฑ๋ฅ์ ๋ณด์์ผ๋ฉฐ, ํ๋ จ ๋น์ฉ๊ณผ ๋ชจ๋ธ ํ๋ผ๋ฏธํฐ ์๊ฐ ๋ ์ ์์ต๋๋ค. ํนํ ConvBERTbase ๋ชจ๋ธ์ GLUE ์ค์ฝ์ด 86.4๋ฅผ ๋ฌ์ฑํ์ฌ ELECTRAbase๋ณด๋ค 0.7 ๋์ ์ฑ๊ณผ๋ฅผ ๋ณด์ด๋ฉฐ, ํ๋ จ ๋น์ฉ์ 1/4 ์ดํ๋ก ์ค์์ต๋๋ค. ์ฝ๋์ ์ฌ์ ํ์ต๋ ๋ชจ๋ธ์ ๊ณต๊ฐ๋ ์์ ์
๋๋ค.*
์ด ๋ชจ๋ธ์ [abhishek](https://huggingface.co/abhishek)์ ์ํด ๊ธฐ์ฌ๋์์ผ๋ฉฐ, ์๋ณธ ๊ตฌํ์ ์ฌ๊ธฐ์์ ์ฐพ์ ์ ์์ต๋๋ค : https://github.com/yitu-opensource/ConvBert
## ์ฌ์ฉ ํ [[usage-tips]]
ConvBERT ํ๋ จ ํ์ BERT์ ์ ์ฌํฉ๋๋ค. ์ฌ์ฉ ํ์ [BERT ๋ฌธ์](bert).๋ฅผ ์ฐธ๊ณ ํ์ญ์์ค.
## ๋ฆฌ์์ค [[resources]]
- [ํ
์คํธ ๋ถ๋ฅ ์์
๊ฐ์ด๋ (Text classification task guide)](../tasks/sequence_classification)
- [ํ ํฐ ๋ถ๋ฅ ์์
๊ฐ์ด๋ (Token classification task guide)](../tasks/token_classification)
- [์ง์์๋ต ์์
๊ฐ์ด๋ (Question answering task guide)](../tasks/question_answering)
- [๋ง์คํน๋ ์ธ์ด ๋ชจ๋ธ๋ง ์์
๊ฐ์ด๋ (Masked language modeling task guide)](../tasks/masked_language_modeling)
- [๋ค์ค ์ ํ ์์
๊ฐ์ด๋ (Multiple choice task guide)](../tasks/multiple_choice)
## ConvBertConfig [[transformers.ConvBertConfig]]
[[autodoc]] ConvBertConfig
## ConvBertTokenizer [[transformers.ConvBertTokenizer]]
[[autodoc]] ConvBertTokenizer
- build_inputs_with_special_tokens
- get_special_tokens_mask
- create_token_type_ids_from_sequences
- save_vocabulary
## ConvBertTokenizerFast [[transformers.ConvBertTokenizerFast]]
[[autodoc]] ConvBertTokenizerFast
<frameworkcontent>
<pt>
## ConvBertModel [[transformers.ConvBertModel]]
[[autodoc]] ConvBertModel
- forward
## ConvBertForMaskedLM [[transformers.ConvBertForMaskedLM]]
[[autodoc]] ConvBertForMaskedLM
- forward
## ConvBertForSequenceClassification [[transformers.ConvBertForSequenceClassification]]
[[autodoc]] ConvBertForSequenceClassification
- forward
## ConvBertForMultipleChoice [[transformers.ConvBertForMultipleChoice]]
[[autodoc]] ConvBertForMultipleChoice
- forward
## ConvBertForTokenClassification [[transformers.ConvBertForTokenClassification]]
[[autodoc]] ConvBertForTokenClassification
- forward
## ConvBertForQuestionAnswering [[transformers.ConvBertForQuestionAnswering]]
[[autodoc]] ConvBertForQuestionAnswering
- forward
</pt>
<tf>
## TFConvBertModel [[transformers.TFConvBertModel]]
[[autodoc]] TFConvBertModel
- call
## TFConvBertForMaskedLM [[transformers.TFConvBertForMaskedLM]]
[[autodoc]] TFConvBertForMaskedLM
- call
## TFConvBertForSequenceClassification [[transformers.TFConvBertForSequenceClassification]]
[[autodoc]] TFConvBertForSequenceClassification
- call
## TFConvBertForMultipleChoice [[transformers.TFConvBertForMultipleChoice]]
[[autodoc]] TFConvBertForMultipleChoice
- call
## TFConvBertForTokenClassification [[transformers.TFConvBertForTokenClassification]]
[[autodoc]] TFConvBertForTokenClassification
- call
## TFConvBertForQuestionAnswering [[transformers.TFConvBertForQuestionAnswering]]
[[autodoc]] TFConvBertForQuestionAnswering
- call
</tf>
</frameworkcontent>
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