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Knowledge Enhanced Masked Language Model for Stance Detection

We propose a novel language modeling for stance detection. We release both data and pre-trained models.

Understanding high-and low-quality URL Sharing on COVID-19 Twitter streams

This article investigates the prevalence of high and low quality URLs shared on Twitter when users discuss COVID-19. We distinguish between high quality health sources, traditional news sources, and low quality misinformation sources. We find that …

A first look at COVID-19 information and misinformation sharing on Twitter

Since December 2019, COVID-19 has been spreading rapidly across the world. Not surprisingly, conversation about COVID-19 is also increasing. This article is a first look at the amount of conversation taking place on social media, specifically …

Blending Noisy Social Media Signals with Traditional Movement Variables to Predict Forced Migration

Worldwide displacement due to war and conflict is at all-time high. Unfortunately, determining if, when, and where people will move is a complex problem. This paper proposes integrating both publicly available organic data from social media and …