526 citations · 1.6k across the 39 of their papers we have counts for
6 papers · 1 filter
A method to evaluate the reliability of social media data for social network analysis
Derek Weber, Mehwish Nasim, Lewis Mitchell +1
To study the effects of Online Social Network (OSN) activity on real-world offline events, researchers need access to OSN data, the reliability of which has particular implications…
Generalized Word Shift Graphs: A Method for Visualizing and Explaining Pairwise Comparisons Between Texts
Ryan J. Gallagher, Morgan R. Frank, Lewis Mitchell +4
A common task in computational text analyses is to quantify how two corpora differ according to a measurement like word frequency, sentiment, or information content. However, colla…
Popularity and Centrality in Spotify Networks: Critical transitions in eigenvector centrality
Tobin South, Matthew Roughan, Lewis Mitchell
The modern age of digital music access has increased the availability of data about music consumption and creation, facilitating the large-scale analysis of the complex networks th…
Symptom extraction from the narratives of personal experiences with COVID-19 on Reddit
Curtis Murray, Lewis Mitchell, Jonathan Tuke +1
Social media discussion of COVID-19 provides a rich source of information into how the virus affects people's lives that is qualitatively different from traditional public health d…
#ArsonEmergency and Australia's "Black Summer": Polarisation and misinformation on social media
Derek Weber, Mehwish Nasim, Lucia Falzon +1
During the summer of 2019-20, while Australia suffered unprecedented bushfires across the country, false narratives regarding arson and limited backburning spread quickly on Twitte…
Complex contagion features without social reinforcement in a model of social information flow
Tyson Pond, Saranzaya Magsarjav, Tobin South +2
Contagion models are a primary lens through which we understand the spread of information over social networks. However, simple contagion models cannot reproduce the complex featur…