2 papers
math.DS2025
Genuine and spurious bistability in a simple epidemic model with waning immunity
Francesca Scarabel, Harry Coldwell, Tyler Cassidy
We study an infection-age structured epidemic model in which both the infectivity and the rate of loss of immunity depend on the time-since-infection. The model can be equivalently…
stat.ME2025
A nonparametric approach to practical identifiability of nonlinear mixed effects models
Tyler Cassidy, Stuart T. Johnston, Michael Plank +4
Mathematical modelling is a widely used approach to understand and interpret clinical trial data. This modelling typically involves fitting mechanistic mathematical models to data…