2020
Time event ontology (TEO): to support semantic representation and reasoning of complex temporal relations of clinical events
Li F, Du J, He Y, Song H, Madkour M, Rao G, Xiang Y, Luo Y, Chen H, Liu S, Wang L, Liu H, Xu H, Tao C. Time event ontology (TEO): to support semantic representation and reasoning of complex temporal relations of clinical events. Journal Of The American Medical Informatics Association 2020, 27: 1046-1056. PMID: 32626903, PMCID: PMC7647306, DOI: 10.1093/jamia/ocaa058.Peer-Reviewed Original ResearchConceptsTime Event OntologyComplex temporal relationsEvent ontologyNatural language processing fieldTemporal relationsTime-related queriesInformation annotationProcessing fieldTemporal informationData propertiesRelation representationClinical narrativesSemantic representationElectronic health record dataRich setHealth record dataOntologyStrong capabilityReasoningSetQueriesOrder relationRecord dataRepresentationPrimitives
2017
Towards Practical Temporal Relation Extraction from Clinical Notes: An Analysis of Direct Temporal Relations
Lee H, Zhang Y, Xu J, Tao C, Xu H, Jiang M. Towards Practical Temporal Relation Extraction from Clinical Notes: An Analysis of Direct Temporal Relations. 2017, 1272-1275. DOI: 10.1109/bibm.2017.8217842.Peer-Reviewed Original ResearchDirect temporal relationsTemporal information extraction methodsTemporal relationsTemporal relation extractionInformation extraction methodRelation extraction systemTemporal relation identificationImplicit relationsClinical textRelation extractionRelation identificationTemporal informationEvent mentionsSource documents
2011
Modeling drug exposure data in electronic medical records: an application to warfarin.
Liu M, Jiang M, Kawai V, Stein C, Roden D, Denny J, Xu H. Modeling drug exposure data in electronic medical records: an application to warfarin. AMIA Annual Symposium Proceedings 2011, 2011: 815-23. PMID: 22195139, PMCID: PMC3243123.Peer-Reviewed Original ResearchConceptsNatural language processingMachine learning technologiesElectronic medical recordsDrug exposure informationLearning technologyLanguage processingTemporal informationInformatics frameworkClinical narrativesDrug mentionsMedical recordsDrug exposure dataFrameworkReceiver operator characteristic curveDrug exposure historyInformationDrug-related researchWarfarin exposureDrug regimensHospital admissionDrug exposureAccurate modelingDrug informationExposure informationExposure data