6 papers
Radioactive Source Seeking using Bayesian Optimisation with Movement Penalty
Lysander Miller, Joshua Keene, Jeremy M. C. Brown +1
The use of mobile robotics in radioactive source seeking has become an important part of modern radiation-safety practices, supporting timely mitigation of contamination risks and…
Development and Flight Trial of a UAV-based Gamma Ray and Neutron Detection System for Large-Area Radioactivity Mapping and Source Activity Estimation
Lysander Miller, Airlie Chapman, James Kennedy +2
Advances in scintillation crystal and Silicon PhotoMultiplier (SiPM) technologies have enabled the development of compact, lightweight, and low-power radiation detectors that are s…
Trust Modeling and Estimation in Human-Autonomy Interactions
Daniel A. Williams, Airlie Chapman, Daniel R. Little +1
Advances in the control of autonomous systems have accompanied an expansion in the potential applications for autonomous robotic systems. The success of applications involving huma…
GMM-Based Time-Varying Coverage Control
Behzad Zamani, James Kennedy, Airlie Chapman +3
In coverage control problems that involve time-varying density functions, the coverage control law depends on spatial integrals of the time evolution of the density function. The l…
An Event-Triggered Framework for Trust-Mediated Human-Autonomy Interaction
Daniel A. Williams, Airlie Chapman, Chris Manzie
Inspired by the increased cooperation between humans and autonomous systems, we present a new hybrid systems framework capturing the interconnected dynamics underlying these intera…
Material Properties of Popular Radiation Detection Scintillator Crystals for Optical Physics Transport Modelling in Geant4
Lysander Miller, Airlie Chapman, Katie Auchettl +1
Radiation detection is vital for space, medical imaging, homeland security, and environmental monitoring applications. In the past, the Monte Carlo radiation transport toolkit, Gea…