Karen O'Connor

According to our database, Karen O'Connor authored at least 21 papers between 2014 and 2024.

Collaborative distances:

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

2024

Detecting goals of care conversations in clinical notes with active learning.

Davy Weissenbacher, Katherine R. Courtright, Siddharth Rawal, Andrew Crane-Droesch, Karen O'Connor, Nicholas Kuhl, Corinne Merlino, Anessa Foxwell, Lindsay Haines, Joseph C. Puhl, Graciela Gonzalez-Hernandez

J. Biomed. Informatics, 2024

Reddit-Impacts: A Named Entity Recognition Dataset for Analyzing Clinical and Social Effects of Substance Use Derived from Social Media.

Yao Ge, Sudeshna Das, Karen O'Connor, Mohammed Ali Al-Garadi, Graciela Gonzalez-Hernandez, Abeed Sarker

CoRR, 2024

Automatic sentence segmentation of clinical record narratives in real-world data.

Dongfang Xu, Davy Weissenbacher, Karen O'Connor, Siddharth Rawal, Graciela Gonzalez-Hernandez

Proceedings of the 2024 Conference on Empirical Methods in Natural Language Processing, 2024

2023

Automatic Extraction of Medication Mentions from Tweets - Overview of the BioCreative VII Shared Task 3 Competition.

Davy Weissenbacher, Karen O'Connor, Siddharth Rawal, Yu Zhang, Richard Tzong-Han Tsai, Timothy A. Miller, Dongfang Xu, Carol Anderson, Bo Liu, Qing Han, Jinfeng Zhang, Igor Kulev, Berkay Köprü, Raul Rodriguez-Esteban, Elif Ozkirimli, Ammer Ayach, Roland Roller, Stephen R. Piccolo, Peijin Han, V. G. Vinod Vydiswaran, Ramya Tekumalla, Juan M. Banda, Parsa Bagherzadeh, Sabine Bergler, João Figueira Silva, Tiago Melo Almeida, Paloma Martínez, Renzo M. Rivera Zavala, Chen-Kai Wang, Hong-Jie Dai, Luis Alberto Robles Hernandez, Graciela Gonzalez-Hernandez

Database J. Biol. Databases Curation, February, 2023

ChatGPT and large language models in academia: opportunities and challenges.

Jesse G. Meyer, Ryan J. Urbanowicz, Patrick C. N. Martin, Karen O'Connor, Ruowang Li, Pei-Chen Peng, Tiffani J. Bright, Nicholas P. Tatonetti, Kyoung-Jae Won, Graciela Gonzalez-Hernandez, Jason H. Moore

BioData Min., January, 2023

2021

Text classification models for the automatic detection of nonmedical prescription medication use from social media.

Mohammed Ali Al-Garadi, Yuan-Chi Yang, Haitao Cai, Yucheng Ruan, Karen O'Connor, Graciela Gonzalez-Hernandez, Jeanmarie Perrone, Abeed Sarker

BMC Medical Informatics Decis. Mak., 2021

Active neural networks to detect mentions of changes to medication treatment in social media.

Davy Weissenbacher, Suyu Ge, Ari Z. Klein, Karen O'Connor, Robert Gross, Sean Hennessy, Graciela Gonzalez-Hernandez

J. Am. Medical Informatics Assoc., 2021

Overview of the Sixth Social Media Mining for Health Applications (#SMM4H) Shared Tasks at NAACL 2021.

Arjun Magge, Ari Z. Klein, Antonio Miranda-Escalada, Mohammed Ali Al-Garadi, Ilseyar Alimova, Zulfat Miftahutdinov, Eulàlia Farré, Salvador Lima-López, Ivan Flores, Karen O'Connor, Davy Weissenbacher, Elena Tutubalina, Abeed Sarker, Juan M. Banda, Martin Krallinger, Graciela Gonzalez-Hernandez

Proceedings of the Sixth Social Media Mining for Health Workshop and Shared Task, 2021

2020

GeoBoost2: a natural languageprocessing pipeline for GenBank metadata enrichment for virus phylogeography.

Arjun Magge, Davy Weissenbacher, Karen O'Connor, Tasnia Tahsin, Graciela Gonzalez-Hernandez, Matthew Scotch

Bioinform., 2020

Overview of the Fifth Social Media Mining for Health Applications (#SMM4H) Shared Tasks at COLING 2020.

Ari Z. Klein, Ilseyar Alimova, Ivan Flores, Arjun Magge, Zulfat Miftahutdinov, Anne-Lyse Minard, Karen O'Connor, Abeed Sarker, Elena Tutubalina, Davy Weissenbacher, Graciela Gonzalez-Hernandez

Proceedings of the Fifth Social Media Mining for Health Applications Workshop & Shared Task, 2020

2019

Deep neural networks ensemble for detecting medication mentions in tweets.

Davy Weissenbacher, Abeed Sarker, Ari Z. Klein, Karen O'Connor, Arjun Magge, Graciela Gonzalez-Hernandez

J. Am. Medical Informatics Assoc., 2019

Overview of the Fourth Social Media Mining for Health (SMM4H) Shared Tasks at ACL 2019.

Davy Weissenbacher, Abeed Sarker, Arjun Magge, Ashlynn R. Daughton, Karen O'Connor, Michael J. Paul, Graciela Gonzalez-Hernandez

Proceedings of the Fourth Social Media Mining for Health Application Workshop & Shared Task, 2019

SemEval-2019 Task 12: Toponym Resolution in Scientific Papers.

Davy Weissenbacher, Arjun Magge, Karen O'Connor, Matthew Scotch, Graciela Gonzalez-Hernandez

Proceedings of the 13th International Workshop on Semantic Evaluation, 2019

2018

GeoBoost: accelerating research involving the geospatial metadata of virus GenBank records.

Tasnia Tahsin, Davy Weissenbacher, Karen O'Connor, Arjun Magge, Matthew Scotch, Graciela Gonzalez-Hernandez

Bioinform., 2018

Dealing with Medication Non-Adherence Expressions in Twitter.

Takeshi Onishi, Davy Weissenbacher, Ari Z. Klein, Karen O'Connor, Graciela Gonzalez-Hernandez

Proceedings of the 2018 EMNLP Workshop SMM4H: The 3rd Social Media Mining for Health Applications Workshop & Shared Task, 2018

Session Introduction.

Graciela Gonzalez-Hernandez, Abeed Sarker, Karen O'Connor, Casey S. Greene, Hongfang Liu

Proceedings of the Biocomputing 2018: Proceedings of the Pacific Symposium, 2018

2017

Detecting Personal Medication Intake in Twitter: An Annotated Corpus and Baseline Classification System.

Ari Z. Klein, Abeed Sarker, Masoud Rouhizadeh, Karen O'Connor, Graciela Gonzalez

Proceedings of the BioNLP 2017, Vancouver, Canada, August 4, 2017, 2017

2016

Finding Potentially Unsafe Nutritional Supplements from User Reviews with Topic Modeling.

Ryan Sullivan, Abeed Sarker, Karen O'Connor, Amanda Goodin, Mark Karlsrud, Graciela Gonzalez

Proceedings of the Biocomputing 2016: Proceedings of the Pacific Symposium, 2016

2015

Utilizing social media data for pharmacovigilance: A review.

Abeed Sarker, Rachel E. Ginn, Azadeh Nikfarjam, Karen O'Connor, Karen L. Smith, Swetha Jayaraman, Tejaswi Upadhaya, Graciela Gonzalez-Hernandez

J. Biomed. Informatics, 2015

Pharmacovigilance from social media: mining adverse drug reaction mentions using sequence labeling with word embedding cluster features.

Azadeh Nikfarjam, Abeed Sarker, Karen O'Connor, Rachel E. Ginn, Graciela Gonzalez-Hernandez

J. Am. Medical Informatics Assoc., 2015

2014

Pharmacovigilance on Twitter? Mining Tweets for Adverse Drug Reactions.

Karen O'Connor, Azadeh Nikfarjam, Rachel E. Ginn, Pranoti Pimpalkhute, Abeed Sarker, Karen L. Smith, Graciela Gonzalez-Hernandez

Proceedings of the AMIA 2014, 2014