SemEval-2019 Task 7: RumourEval, Determining Rumour Veracity and Support for Rumours

no code implementations • SEMEVAL 2019 • Genevieve Gorrell, Elena Kochkina, Maria Liakata, Ahmet Aker, Arkaitz Zubiaga, Kalina Bontcheva, Leon Derczynski

Rumour verification is characterised by the need to consider evolving conversations and news updates to reach a verdict on a rumour{'}s veracity.

Rumour Detection

Bio-YODIE: A Named Entity Linking System for Biomedical Text

1 code implementation • 12 Nov 2018 • Genevieve Gorrell, Xingyi Song, Angus Roberts

Ever-expanding volumes of biomedical text require automated semantic annotation techniques to curate and put to best use.

Entity Linking

RumourEval 2019: Determining Rumour Veracity and Support for Rumours

no code implementations • 18 Sep 2018 • Genevieve Gorrell, Kalina Bontcheva, Leon Derczynski, Elena Kochkina, Maria Liakata, Arkaitz Zubiaga

This is the proposal for RumourEval-2019, which will run in early 2019 as part of that year's SemEval event.

Rumour Detection

Identifying First Episodes of Psychosis in Psychiatric Patient Records using Machine Learning

no code implementations • WS 2016 • Genevieve Gorrell, Sherifat Oduola, Angus Roberts, Tom Craig, Craig Morgan, Rob Stewart

BIG-bench Machine Learning Epidemiology

UFPRSheffield: Contrasting Rule-based and Support Vector Machine Approaches to Time Expression Identification in Clinical TempEval

no code implementations • SEMEVAL 2015 • Hegler Tissot, Genevieve Gorrell, Angus Roberts, Leon Derczynski, Marcos Didonet Del Fabro

Temporal Information Extraction

Analysis of Temporal Expressions Annotated in Clinical Notes

no code implementations • WS 2015 • Hegler Tissot, Angus Roberts, Leon Derczynski, Genevieve Gorrell, Marcus Didonet Del Fabro

Information Retrieval Knowledge Base Population +2

Analysis of Named Entity Recognition and Linking for Tweets

no code implementations • 27 Oct 2014 • Leon Derczynski, Diana Maynard, Giuseppe Rizzo, Marieke van Erp, Genevieve Gorrell, Raphaël Troncy, Johann Petrak, Kalina Bontcheva

Applying natural language processing for mining and intelligent information access to tweets (a form of microblog) is a challenging, emerging research area.

Entity Disambiguation Language Identification +4

Finding Negative Symptoms of Schizophrenia in Patient Records

no code implementations • WS 2013 • Genevieve Gorrell, Angus Roberts, Richard Jackson, Robert Stewart

Epidemiology Information Retrieval