papers

Publications (10)

physics.soc-ph2012

Financial black swans driven by ultrafast machine ecology

Neil Johnson, Guannan Zhao, Eric Hunsader +4

Society's drive toward ever faster socio-technical systems, means that there is an urgent need to understand the threat from 'black swan' extreme events that might emerge. On 6 May…

physics.soc-ph2011

Dynamic Red Queen explains patterns in fatal insurgent attacks

Neil Johnson, Spencer Carran, Joel Botner +5

The Red Queen's notion "It takes all the running you can do, to keep in the same place" has been applied within evolutionary biology, politics and economics. We find that a general…

physics.bio-ph2017

Exploring the effects of photon correlations from thermal sources on bacterial photosynthesis

Pedro Manrique, Felipe Caycedo-Soler, Adriana De Mendoza +3

Thermal light sources can produce photons with strong spatial correlations. We study the role that these correlations might potentially play in bacterial photosynthesis. Our findin…

q-fin.TR2021

Modelling Universal Order Book Dynamics in Bitcoin Market

Fabin Shi, Nathan Aden, Shengda Huang +7

Understanding the emergence of universal features such as the stylized facts in markets is a long-standing challenge that has drawn much attention from economists and physicists. M…

cs.LG2025

Loong: Synthesize Long Chain-of-Thoughts at Scale through Verifiers

Xingyue Huang, Rishabh, Gregor Franke +43

Recent advances in Large Language Models (LLMs) have shown that their reasoning capabilities can be significantly improved through Reinforcement Learning with Verifiable Reward (RL…

astro-ph.HE2023

Real-time Likelihood Methods for Improved Gamma-ray Transient Detection and Localization

Matthew Kerr, Wade Duvall, Neil Johnson +3

We present a maximum likelihood (ML) algorithm that is fast enough to detect gamma-ray transients in real time on low-performance processors often used for space applications. We v…