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Disentangled Learning of Stance and Aspect Topics for Vaccine Attitude Detection in Social Media



Lixing Zhu , Zheng Fang , Gabriele Pergola , Rob Procter , Yulan He


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Extracting Event Temporal Relations via Hyperbolic Geometry



Xingwei Tan , Gabriele Pergola , Yulan He

* Accepted by EMNLP 2021, 9 pages + 4 pages (References and Appendix) 

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Position Bias Mitigation: A Knowledge-Aware Graph Model for Emotion Cause Extraction



Hanqi Yan , Lin Gui , Gabriele Pergola , Yulan He

* ACL2021 Main Conference Long paper 

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Position Bias Mitigation: A Knowledge-Aware Graph Model for EmotionCause Extraction



Hanqi Yan , Lin Gui , Gabriele Pergola , Yulan He

* ACL2021 Main Conference Long paper 

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Topic-Driven and Knowledge-Aware Transformer for Dialogue Emotion Detection



Lixing Zhu , Gabriele Pergola , Lin Gui , Deyu Zhou , Yulan He


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Boosting Low-Resource Biomedical QA via Entity-Aware Masking Strategies



Gabriele Pergola , Elena Kochkina , Lin Gui , Maria Liakata , Yulan He

* EACL 2021 - Short Paper - European Chapter of the Association for Computational Linguistics 

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Adversarial Learning of Poisson Factorisation Model for Gauging Brand Sentiment in User Reviews



Runcong Zhao , Lin Gui , Gabriele Pergola , Yulan He


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CHIME: Cross-passage Hierarchical Memory Network for Generative Review Question Answering



Junru Lu , Gabriele Pergola , Lin Gui , Binyang Li , Yulan He

* COLING 2020 

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A Disentangled Adversarial Neural Topic Model for Separating Opinions from Plots in User Reviews



Gabriele Pergola , Lin Gui , Yulan He

* 12 pages, 4 figures 

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Topical Phrase Extraction from Clinical Reports by Incorporating both Local and Global Context



Gabriele Pergola , Yulan He , David Lowe

* The 2nd AAAI Workshop on Health Intelligence, AAAI18 

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