2 papers
q-bio.CB2026
Mean First Passage Time for Persistent Random Walks in Annular Search Domains
Fatemeh Saghafifar, Daniel Coombs
We study the mean first-passage time of a random walker to a small absorbing target at the center of a two-dimensional annulus with a specularly reflecting outer boundary. The prob…
cs.LG2025
Reward Engineering for Spatial Epidemic Simulations: A Reinforcement Learning Platform for Individual Behavioral Learning
Radman Rakhshandehroo, Daniel Coombs
We present ContagionRL, a Gymnasium-compatible reinforcement learning platform specifically designed for systematic reward engineering in spatial epidemic simulations. Unlike tradi…