Lee M. Christensen

According to our database, Lee M. Christensen authored at least 20 papers between 1997 and 2023.

Collaborative distances:

• Dijkstra number of five.
• Erdős number of four.

2023

Automatic Extraction of Skin and Soft Tissue Infection Status from Clinical Notes.

Jamie L. W. Rhoads, Lee M. Christensen, Skylar Westerdahl, Vanessa Stevens, Wendy W. Chapman, Mike Conway

Proceedings of the MEDINFO 2023 - The Future Is Accessible, 2023

2021

Adaptation of an NLP system to a new healthcare environment to identify social determinants of health.

Ruth M. Reeves, Lee M. Christensen, Jeremiah R. Brown, Michael Conway, Maxwell Levis, Glenn T. Gobbel, Rashmee U. Shah, Christine Goodrich, Iben Ricket, Freneka F. Minter, Andrew Bohm, Bruce E. Bray, Michael E. Matheny, Wendy W. Chapman

J. Biomed. Informatics, 2021

2019

Moonstone: a novel natural language processing system for inferring social risk from clinical narratives.

Mike Conway, Salomeh Keyhani, Lee M. Christensen, Brett R. South, Marzieh Vali, Louise C. Walter, Danielle L. Mowery, Samir E. AbdelRahman, Wendy W. Chapman

J. Biomed. Semant., 2019

2018

Annotating Social Determinants of Health and Functional Status Information Using Publicly Accessible Corpora.

Ruth M. Reeves, Brett R. South, Glenn T. Gobbel, Lee M. Christensen, Paul Thompson, Wendy W. Chapman, Michael E. Matheny, Jeremiah R. Brown

Proceedings of the AMIA 2018, 2018

2017

Automatic Extraction of Social Determinants of Health from Veterans Affairs Clinical Documents using Natural Language Processing.

Brett R. South, Lee M. Christensen, Danielle L. Mowery, Melissa Castine, Marzieh Vali, Marjorie Carter, Mike Conway, Adi V. Gundlapalli, Wendy W. Chapman, Salomeh Keyhani

Proceedings of the Summit on Clinical Research Informatics, 2017

2016

Normalizing acronyms and abbreviations to aid patient understanding of clinical texts: ShARe/CLEF eHealth Challenge 2013, Task 2.

Danielle L. Mowery, Brett R. South, Lee M. Christensen, Jianwei Leng, Laura-Maria Peltonen, Sanna Salanterä, Hanna Suominen, David Martínez, Sumithra Velupillai, Noémie Elhadad, Guergana Savova, Sameer Pradhan, Wendy W. Chapman

J. Biomed. Semant., 2016

2015

Evaluating the state of the art in disorder recognition and normalization of the clinical narrative.

Sameer Pradhan, Noémie Elhadad, Brett R. South, David Martínez, Lee M. Christensen, Amy Vogel, Hanna Suominen, Wendy W. Chapman, Guergana Savova

J. Am. Medical Informatics Assoc., 2015

BluLab: Temporal Information Extraction for the 2015 Clinical TempEval Challenge.

Sumithra Velupillai, Danielle L. Mowery, Samir E. AbdelRahman, Lee M. Christensen, Wendy W. Chapman

Proceedings of the 9th International Workshop on Semantic Evaluation, 2015

Towards a Generalizable Time Expression Model for Temporal Reasoning in Clinical Notes.

Sumithra Velupillai, Danielle L. Mowery, Samir E. AbdelRahman, Lee M. Christensen, Wendy W. Chapman

Proceedings of the AMIA 2015, 2015

Annotating ADLs and IADLs in Veterans Affairs Clinical Documents.

Brett R. South, Danielle L. Mowery, Lee M. Christensen, Adi V. Gundlapalli, Melissa Tharp, Marzieh Vali, Marjorie E. Carter, Mike Conway, Salomeh Keyhani, Wendy W. Chapman

Proceedings of the AMIA 2015, 2015

2014

Task 2: ShARe/CLEF eHealth Evaluation Lab 2014.

Danielle L. Mowery, Sumithra Velupillai, Brett R. South, Lee M. Christensen, David Martínez, Liadh Kelly, Lorraine Goeuriot, Noémie Elhadad, Sameer Pradhan, Guergana K. Savova, Wendy W. Chapman

Proceedings of the Working Notes for CLEF 2014 Conference, 2014

Disease/Disorder Semantic Template Filling - Information Extraction Challenge in the ShARe/CLEF eHealth Evaluation Lab 2014.

Sumithra Velupillai, Danielle L. Mowery, Lee M. Christensen, Noemie Elhadad, Sameer Pradhan, Guergana K. Savova, Wendy W. Chapman

Proceedings of the AMIA 2014, 2014

2013

Task 1: ShARe/CLEF eHealth Evaluation Lab 2013.

Sameer Pradhan, Noémie Elhadad, Brett R. South, David Martínez, Lee M. Christensen, Amy Vogel, Hanna Suominen, Wendy W. Chapman, Guergana K. Savova

Proceedings of the Working Notes for CLEF 2013 Conference , 2013

Task 2: ShARe/CLEF eHealth Evaluation Lab 2013.

Danielle L. Mowery, Brett R. South, Lee M. Christensen, Laura-Maria Murtola, Sanna Salanterä, Hanna Suominen, David Martínez, Noémie Elhadad, Sameer Pradhan, Guergana K. Savova, Wendy W. Chapman

Proceedings of the Working Notes for CLEF 2013 Conference , 2013

2009

ONYX: A System for the Semantic Analysis of Clinical Text.

Lee M. Christensen, Henk Harkema, Peter J. Haug, Jeannie Yuhaniak Irwin, Wendy W. Chapman

Proceedings of the BioNLP Workshop, BioNLP@HLT-NAACL 2009, 2009

Methodology to Develop and Evaluate a Semantic Representation for NLP.

Jeannie Yuhaniak Irwin, Henk Harkema, Lee M. Christensen, Titus Schleyer, Peter J. Haug, Wendy Webber Chapman

Proceedings of the AMIA 2009, 2009

2005

Classifying free-text triage chief complaints into syndromic categories with natural language processing.

Wendy Webber Chapman, Lee M. Christensen, Michael M. Wagner, Peter J. Haug, Oleg Ivanov, John N. Dowling, Robert T. Olszewski

Artif. Intell. Medicine, 2005

2002

MPLUS: a probabilistic medical language understanding system.

Lee M. Christensen, Peter J. Haug, Marcelo Fiszman

Proceedings of the ACL 2002 Workshop on Natural Language Processing in the Biomedical Domain, 2002

1999

Model-Based Quality Assurance in Radiology.

Peter J. Haug, Philip R. Frederick, Lee M. Christensen, S. Jan Haug, Martha Farney

Proceedings of the AMIA 1999, 1999

1997

A natural language parsing system for encoding admitting diagnoses.

Peter J. Haug, Lee M. Christensen, M. Gundersen, B. Clemons, S. Koehler, K. Bauer

Proceedings of the AMIA 1997, 1997