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A joint model for medical named entity recognition and normalization

  • Harbin Institute of Technology Shenzhen
  • PingAn Health Technology Ltd

Research output: Contribution to journalConference articlepeer-review

Abstract

Traditional pipeline models for medical named entity recognition and normalization (MER and MEN) suffer from error propagation. To tackle the error propagation problem, we propose a novel joint deep learning method for the 2020 IberLEF shared task on MER and MEN, where MER is regarded as a machine reading comprehension (MRC) problem and MEN as multiple sequence labeling problems corresponding to normalized hierarchical tumor codes. In the 2020 IberLEF shared task, our proposed joint model achieves an F1 score of 0.87 on MER and an F1 score of 0.825 on MEN, and significantly outperforms pipeline models for comparison.

Original languageEnglish
Pages (from-to)499-504
Number of pages6
JournalCEUR Workshop Proceedings
Volume2664
StatePublished - 2020
Externally publishedYes
Event2020 Iberian Languages Evaluation Forum, IberLEF 2020 - Malaga, Spain
Duration: 23 Sep 2020 → …

Keywords

  • Joint deep learning
  • Medica named entity recognition
  • Medical entity normalization
  • Multiple sequence labeling

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