@inproceedings{lu-li-2020-gcan,
title = "{GCAN}: Graph-aware Co-Attention Networks for Explainable Fake News Detection on Social Media",
author = "Lu, Yi-Ju and
Li, Cheng-Te",
editor = "Jurafsky, Dan and
Chai, Joyce and
Schluter, Natalie and
Tetreault, Joel",
booktitle = "Proceedings of the 58th Annual Meeting of the Association for Computational Linguistics",
month = jul,
year = "2020",
address = "Online",
publisher = "Association for Computational Linguistics",
url = "https://aclanthology.org/2020.acl-main.48",
doi = "10.18653/v1/2020.acl-main.48",
pages = "505--514",
abstract = "This paper solves the fake news detection problem under a more realistic scenario on social media. Given the source short-text tweet and the corresponding sequence of retweet users without text comments, we aim at predicting whether the source tweet is fake or not, and generating explanation by highlighting the evidences on suspicious retweeters and the words they concern. We develop a novel neural network-based model, Graph-aware Co-Attention Networks (GCAN), to achieve the goal. Extensive experiments conducted on real tweet datasets exhibit that GCAN can significantly outperform state-of-the-art methods by 16{\%} in accuracy on average. In addition, the case studies also show that GCAN can produce reasonable explanations.",
}
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%0 Conference Proceedings
%T GCAN: Graph-aware Co-Attention Networks for Explainable Fake News Detection on Social Media
%A Lu, Yi-Ju
%A Li, Cheng-Te
%Y Jurafsky, Dan
%Y Chai, Joyce
%Y Schluter, Natalie
%Y Tetreault, Joel
%S Proceedings of the 58th Annual Meeting of the Association for Computational Linguistics
%D 2020
%8 July
%I Association for Computational Linguistics
%C Online
%F lu-li-2020-gcan
%X This paper solves the fake news detection problem under a more realistic scenario on social media. Given the source short-text tweet and the corresponding sequence of retweet users without text comments, we aim at predicting whether the source tweet is fake or not, and generating explanation by highlighting the evidences on suspicious retweeters and the words they concern. We develop a novel neural network-based model, Graph-aware Co-Attention Networks (GCAN), to achieve the goal. Extensive experiments conducted on real tweet datasets exhibit that GCAN can significantly outperform state-of-the-art methods by 16% in accuracy on average. In addition, the case studies also show that GCAN can produce reasonable explanations.
%R 10.18653/v1/2020.acl-main.48
%U https://aclanthology.org/2020.acl-main.48
%U https://doi.org/10.18653/v1/2020.acl-main.48
%P 505-514
Markdown (Informal)
[GCAN: Graph-aware Co-Attention Networks for Explainable Fake News Detection on Social Media](https://aclanthology.org/2020.acl-main.48) (Lu & Li, ACL 2020)
ACL