Publications (5)
Information flow estimation: a study of news on Twitter
Tobin South, Bridget Smart, Matthew Roughan +1
News media has long been an ecosystem of creation, reproduction, and critique, where news outlets report on current events and add commentary to ongoing stories. Understanding the…
Manipulation in Prediction Markets: An Agent-based Modeling Experiment
Bridget Smart, Ebba Mark, Anne Bastian +1
Prediction markets mobilize financial incentives to forecast binary event outcomes through the aggregation of dispersed beliefs and heterogeneous information. Their growing popular…
A faster algorithm for efficient longest common substring calculation for non-parametric entropy estimation in sequential data
Bridget Smart, Max Ward, Matthew Roughan
Non-parametric entropy estimation on sequential data is a fundamental tool in signal processing, capturing information flow within or between processes to measure predictability, r…
#IStandWithPutin versus #IStandWithUkraine: The interaction of bots and humans in discussion of the Russia/Ukraine war
Bridget Smart, Joshua Watt, Sara Benedetti +2
The 2022 Russian invasion of Ukraine emphasises the role social media plays in modern-day warfare, with conflict occurring in both the physical and information environments. There…
The entropy rate of Linear Additive Markov Processes
Bridget Smart, Matthew Roughan, Lewis Mitchell
This work derives a theoretical value for the entropy of a Linear Additive Markov Process (LAMP), an expressive model able to generate sequences with a given autocorrelation struct…