Henk Harkema

According to our database, Henk Harkema authored at least 20 papers between 2000 and 2018.

Collaborative distances:

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

2018

Social Context Sentence Classification from Psychiatric Reports using Positive and Unlabeled Learning.

José D. Posada, Lingyun Shi, Sergio M. Castro, Shyam Visweswaran, Neal D. Ryan, Henk Harkema, Rich Tsui

Proceedings of the AMIA 2018, 2018

2016

Use of Freetext Clinical Reports for Prediction of 30-Day Psychiatric Readmissions.

José D. Posada, Lingyun Shi, Ye Ye, Frank A. Ghinassi, Neal D. Ryan, Henk Harkema, Rich Tsui

Proceedings of the AMIA 2016, 2016

2013

Improving performance of natural language processing part-of-speech tagging on clinical narratives through domain adaptation.

Jeffrey P. Ferraro, Hal Daumé III, Scott L. DuVall, Wendy Webber Chapman, Henk Harkema, Peter J. Haug

J. Am. Medical Informatics Assoc., 2013

Semantic Annotation of Clinical Events for Generating a Problem List.

Danielle L. Mowery, Pamela W. Jordan, Janyce Wiebe, Henk Harkema, Wendy W. Chapman

Proceedings of the AMIA 2013, 2013

2012

Building an automated SOAP classifier for emergency department reports.

Danielle L. Mowery, Janyce Wiebe, Shyam Visweswaran, Henk Harkema, Wendy Webber Chapman

J. Biomed. Informatics, 2012

Using Natural Language Processing to Extract Drug-Drug Interaction Information from Package Inserts.

Richard D. Boyce, Gregory Gardner, Henk Harkema

Proceedings of the 2012 Workshop on Biomedical Natural Language Processing, 2012

2011

Developing a natural language processing application for measuring the quality of colonoscopy procedures.

Henk Harkema, Wendy Webber Chapman, Melissa I. Saul, Evan S. Dellon, Robert E. Schoen, Ateev Mehrotra

J. Am. Medical Informatics Assoc., 2011

2010

Leveraging the semantic web and natural language processing to enhance drug-mechanism knowledge in drug product labels.

Richard D. Boyce, Henk Harkema, Mike Conway

Proceedings of the ACM International Health Informatics Symposium, 2010

2009

ConText: An algorithm for determining negation, experiencer, and temporal status from clinical reports.

Henk Harkema, John N. Dowling, Tyler Thornblade, Wendy Webber Chapman

J. Biomed. Informatics, 2009

Distinguishing Historical from Current Problems in Clinical Reports - Which Textual Features Help?

Danielle L. Mowery, Henk Harkema, John N. Dowling, Jonathan L. Lustgarten, Wendy W. Chapman

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

2008

Temporal Annotation of Clinical Text.

Danielle L. Mowery, Henk Harkema, Wendy W. Chapman

Proceedings of the Workshop on Current Trends in Biomedical Natural Language Processing, 2008

2006

Task-Oriented Extraction of Temporal Information: The Case of Clinical Narratives.

Robert J. Gaizauskas, Henk Harkema, Mark Hepple, Andrea Setzer

Proceedings of the 13th International Symposium on Temporal Representation and Reasoning (TIME 2006), 2006

: Three Approaches to GO-Tagging Biomedical Abstracts.

Neil Davis, Henk Harkema, Robert J. Gaizauskas, Yikun Guo, Moustafa Ghanem, Tom Barnwell, Yike Guo, Jon Ratcliffe

Proceedings of the Second International Symposium on Semantic Mining in Biomedicine, 2006

2005

The University of Sheffield's TREC 2005 Q&A Experiments.

Robert J. Gaizauskas, Mark A. Greenwood, Henk Harkema, Mark Hepple, Horacio Saggion, Atheesh Sanka

Proceedings of the Fourteenth Text REtrieval Conference, 2005

2004

Sheffield University and the TREC 2004 Genomics Track: Query Expansion Using Synonymous Terms.

Yikun Guo, Henk Harkema, Robert J. Gaizauskas

Proceedings of the Thirteenth Text REtrieval Conference, 2004

A Large-Scale Resource for Storing and Recognizing Technical Terminology.

Henk Harkema, Robert J. Gaizauskas, Mark Hepple, Neil Davis, Yikun Guo, Angus Roberts, Ian Roberts

Proceedings of the Fourth International Conference on Language Resources and Evaluation, 2004

2001

A Characterization of Minimalist Languages.

Henk Harkema

Proceedings of the Logical Aspects of Computational Linguistics, 2001

2000

A Recognizer for Minimalist Grammars.

Henk Harkema

Proceedings of the Sixth Internatonal Workshop on Parsing Technologies, 2000