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SciBERT: A Pretrained Language Model for Scientific Text

2019-03-26IJCNLP 2019Code Available1· sign in to hype

Iz Beltagy, Kyle Lo, Arman Cohan

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Abstract

Obtaining large-scale annotated data for NLP tasks in the scientific domain is challenging and expensive. We release SciBERT, a pretrained language model based on BERT (Devlin et al., 2018) to address the lack of high-quality, large-scale labeled scientific data. SciBERT leverages unsupervised pretraining on a large multi-domain corpus of scientific publications to improve performance on downstream scientific NLP tasks. We evaluate on a suite of tasks including sequence tagging, sentence classification and dependency parsing, with datasets from a variety of scientific domains. We demonstrate statistically significant improvements over BERT and achieve new state-of-the-art results on several of these tasks. The code and pretrained models are available at https://github.com/allenai/scibert/.

Tasks

Benchmark Results

DatasetModelMetricClaimedVerifiedStatus
GENIA - LASSciBERT (Base Vocab)F191.26Unverified
GENIA - LASSciBERT (SciVocab)F191.41Unverified
GENIA - UASSciBERT (Base Vocab)F192.32Unverified
GENIA - UASSciBERT (SciVocab)F192.46Unverified

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