**Joseph D O'Brien** | Joey O'Brienhttps://obrienjoey.github.io/authors/joseph-d-obrien/**Joseph D O'Brien**Source Themes Academic (https://sourcethemes.com/academic/)en-us© 2026 Joey O'BrienFri, 15 Mar 2024 00:00:00 +0000https://obrienjoey.github.io/img/og-banner.png**Joseph D O'Brien**https://obrienjoey.github.io/authors/joseph-d-obrien/Backtesting Future Risk Factors Case Studyhttps://obrienjoey.github.io/publication/backtesting/Fri, 15 Mar 2024 00:00:00 +0000https://obrienjoey.github.io/publication/backtesting/Persistence of chimera states and the challenge for synchronization in real-world networkshttps://obrienjoey.github.io/publication/chimera/Sun, 14 Jan 2024 00:00:00 +0000https://obrienjoey.github.io/publication/chimera/Calibrating COVID-19 susceptible-exposed-infected-removed models with time-varying effective contact rateshttps://obrienjoey.github.io/publication/covid_ireland/Mon, 22 Nov 2021 00:00:00 +0000https://obrienjoey.github.io/publication/covid_ireland/Memory-cognizant generalization to Simon's random-copying neutral modelhttps://obrienjoey.github.io/publication/simons/Sat, 23 Oct 2021 00:00:00 +0000https://obrienjoey.github.io/publication/simons/Hierarchical route to the emergence of leader nodes in real-world networkshttps://obrienjoey.github.io/publication/leaders/Fri, 14 May 2021 00:00:00 +0000https://obrienjoey.github.io/publication/leaders/A complex networks approach to ranking professional Snooker playershttps://obrienjoey.github.io/publication/snooker/Sun, 07 Mar 2021 00:00:00 +0000https://obrienjoey.github.io/publication/snooker/Identification of skill in an online game: The case of Fantasy Premier Leaguehttps://obrienjoey.github.io/publication/fpl/Wed, 03 Mar 2021 00:00:00 +0000https://obrienjoey.github.io/publication/fpl/A Generalized Framework for Simultaneous Long-Short Feedback Tradinghttps://obrienjoey.github.io/publication/sls/Tue, 21 Jul 2020 00:00:00 +0000https://obrienjoey.github.io/publication/sls/A generalization of the classical Kelly betting formula to the case of temporal correlationhttps://obrienjoey.github.io/publication/kelly/Mon, 22 Jun 2020 00:00:00 +0000https://obrienjoey.github.io/publication/kelly/Quantifying uncertainty in a predictive model for popularity dynamicshttps://obrienjoey.github.io/publication/hawkes/Wed, 03 Jun 2020 00:00:00 +0000https://obrienjoey.github.io/publication/hawkes/Spreading of Memes on Multiplex Networkshttps://obrienjoey.github.io/publication/memes/Thu, 28 Feb 2019 00:00:00 +0000https://obrienjoey.github.io/publication/memes/