Browsing by Author "Qiaozhu Mei"

Now showing items 1-2 of 2

    • Active Learning for Named Entity Recognition in Clinical Text 
      Chen, Yukun (2015-06-25)
      Department: Biomedical Informatics
      Named entity recognition (NER) is one of the fundamental tasks for building clinical natural language processing (NLP) systems. Machine learning (ML) based approaches can achieve good performance. However, they often require ...
    • Applying Active Learning to Biomedical Text Processing 
      Chen, Yukun (2013-07-29)
      Department: Biomedical Informatics
      Objective: Supervised machine learning methods have shown good performance in text classification tasks in the biomedical domain, but they often require large annotated corpora, which are costly to develop. Our goal is to ...