3 papers
cs.AI2025
A Comparative User Evaluation of XRL Explanations using Goal Identification
Mark Towers, Yali Du, Christopher Freeman +1
Debugging is a core application of explainable reinforcement learning (XRL) algorithms; however, limited comparative evaluations have been conducted to understand their relative pe…
cs.AI2024
Explaining an Agent's Future Beliefs through Temporally Decomposing Future Reward Estimators
Mark Towers, Yali Du, Christopher Freeman +1
Future reward estimation is a core component of reinforcement learning agents; i.e., Q-value and state-value functions, predicting an agent's sum of future rewards. Their scalar ou…
cs.HC2023
Introducing Vibration for use in Interaction Designs to support Human Performance: A Pilot Study
Alexander Dawid Bincalar, M. C. Schraefel, Christopher Freeman
While vibration is a well-used output signal in HCI as part of haptic interaction, vibration outside HCI is used in many other modes to support human performance, from rehabilitati…