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 +2

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

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

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

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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