A Case Demonstration of the Open Health Natural Language Processing Toolkit From the National COVID-19 Cohort Collaborative and the Researching COVID to Enhance Recovery Programs for a Natural Language Processing System for COVID-19 or Postacute Sequelae of SARS CoV-2 Infection: Algorithm Development and Validation - Wen, Andrew; Wang, Liwei; He, Huan; Fu, Sunyang; Liu, Sijia; Hanauer, David A; Harris, Daniel R; Kavuluru, Ramakanth; Zhang, Rui; Natarajan, Karthik; Pavinkurve, Nishanth P; Hajagos, Janos; et al. (JMIR medical informatics, 2024)
Keywords: Algorithms; Annotations; Collaboration; COVID-19; Dictionaries; Electronic health records; Infections; Language; Machine learning; Narratives; Natural language processing; Neural networks; Ontology; Original Paper; Semantics; Software engineering; Subject specialists; phenotype; OHNLP; narratives; PASC; natural language processing; extraction; phenotyping; COVID; COVID-19; SARS-CoV-2; NLP; extract; unstructured; clinical information extraction; clinical phenotyping; Open Health Natural Language Processing