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physics.geo-ph2025
Slip, Differentiate, Observe: State and Parameter Estimation for Rate and State Friction from Noisy Data
David Michael Riley, Diego Gutiérrez-Oribio, Ioannis Stefanou
Quantifying frictional properties of interfaces remains a major challenge in both terrestrial and extraterrestrial geomechanics, where available samples, laboratory apparatuses, an…
physics.comp-ph2025
Reinforcement learning-based adaptive time-integration for nonsmooth dynamics
David Michael Riley, Alexandros Stathas, Diego Gutiérrez-Oribio +1
Numerical time integration is fundamental to the simulation of initial and boundary value problems. Traditionally, time integration schemes require adaptive time-stepping to ensure…