309 citations · 1.2k across the 28 of their papers we have counts for
6 papers · 1 filter
Forecasting the onset and course of mental illness with Twitter data
Andrew G. Reece, Andrew J. Reagan, Katharina L. M. Lix +3
We developed computational models to predict the emergence of depression and Post-Traumatic Stress Disorder in Twitter users. Twitter data and details of depression history were co…
Public Opinion Polling with Twitter
Emily M. Cody, Andrew J. Reagan, Peter Sheridan Dodds +1
Solicited public opinion surveys reach a limited subpopulation of willing participants and are expensive to conduct, leading to poor time resolution and a restricted pool of expert…
Simon's fundamental rich-get-richer model entails a dominant first-mover advantage
Peter Sheridan Dodds, David Rushing Dewhurst, Fletcher F. Hazlehurst +5
Herbert Simon's classic rich-get-richer model is one of the simplest empirically supported mechanisms capable of generating heavy-tail size distributions for complex systems. Simon…
The emotional arcs of stories are dominated by six basic shapes
Andrew J. Reagan, Lewis Mitchell, Dilan Kiley +2
Advances in computing power, natural language processing, and digitization of text now make it possible to study a culture's evolution through its texts using a "big data" lens. Ou…
Divergent discourse between protests and counter-protests: #BlackLivesMatter and #AllLivesMatter
Ryan J. Gallagher, Andrew J. Reagan, Christopher M. Danforth +1
Since the shooting of Black teenager Michael Brown by White police officer Darren Wilson in Ferguson, Missouri, the protest hashtag #BlackLivesMatter has amplified critiques of ext…
Zipf's law is a consequence of coherent language production
Jake Ryland Williams, James P. Bagrow, Andrew J. Reagan +3
The task of text segmentation may be undertaken at many levels in text analysis---paragraphs, sentences, words, or even letters. Here, we focus on a relatively fine scale of segmen…