Search Results for author: Anne Dirkson

Found 7 papers, 4 papers with code

Conversation-Aware Filtering of Online Patient Forum Messages

no code implementations SMM4H (COLING) 2020 Anne Dirkson, Suzan Verberne, Wessel Kraaij

We experiment with two approaches to add conversational context to a BERT model: a sequential CRF layer and manually engineered features.

Breaking BERT: Understanding its Vulnerabilities for Named Entity Recognition through Adversarial Attack

1 code implementation23 Sep 2021 Anne Dirkson, Suzan Verberne, Wessel Kraaij

Experimental results show that BERT models are vulnerable to variation in the entity context with 20. 2 to 45. 0% of entities predicted completely wrong and another 29. 3 to 53. 3% of entities predicted wrong partially.

Adversarial Attack Decision Making +3

An Exploratory Study of COVID-19 Misinformation on Twitter

2 code implementations12 May 2020 Gautam Kishore Shahi, Anne Dirkson, Tim A. Majchrzak

Although a lot of correct and useful information is shared through channels such as Twitter, it has also become a home ground for misinformation on COVID-19.

Social and Information Networks Computers and Society

Lexical Normalization of User-Generated Medical Text

no code implementations WS 2019 Anne Dirkson, Suzan Verberne, Wessel Kraaij

In the medical domain, user-generated social media text is increasingly used as a valuable complementary knowledge source to scientific medical literature.

Lexical Normalization Mistake Detection +1

Transfer Learning for Health-related Twitter Data

1 code implementation WS 2019 Anne Dirkson, Suzan Verberne

Transfer learning is promising for many NLP applications, especially in tasks with limited labeled data.

Transfer Learning

Knowledge Discovery and Hypothesis Generation from Online Patient Forums: A Research Proposal

no code implementations ACL 2019 Anne Dirkson

The unprompted patient experiences shared on patient forums contain a wealth of unexploited knowledge.

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