Eventual situations for timeline extraction from clinical reports

  title={Eventual situations for timeline extraction from clinical reports},
  author={Cyril Grouin and Natalia Grabar and Thierry Hamon and Sophie Rosset and Xavier Tannier and Pierre Zweigenbaum},
  journal={Journal of the American Medical Informatics Association : JAMIA},
  volume={20 5},
OBJECTIVE To identify the temporal relations between clinical events and temporal expressions in clinical reports, as defined in the i2b2/VA 2012 challenge. DESIGN To detect clinical events, we used rules and Conditional Random Fields. We built Random Forest models to identify event modality and polarity. To identify temporal expressions we built on the… CONTINUE READING