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Davis Foote

3 accepted papers

2024

AI Alignment with Changing and Influenceable Reward Functions

ICML 2024poster

Existing AI alignment approaches assume that preferences are static, which is unrealistic: our preferences change, and may even be influenced by our interactions with AI systems themselves. To clarify the consequences of incorrectly assuming static preferences, we introduce Dynamic Reward Markov Dec…

Cited by 22SourcePDFScholar
2024

When Your AIs Deceive You: Challenges of Partial Observability in Reinforcement Learning from Human Feedback

NeurIPS 2024poster

Past analyses of reinforcement learning from human feedback (RLHF) assume that the human evaluators fully observe the environment. What happens when human feedback is based only on partial observations? We formally define two failure cases: deceptive inflation and overjustification. Modeling the hum…

Cited by 4SourcePDFScholar
2017

#Exploration: A Study of Count-Based Exploration for Deep Reinforcement Learning

NeurIPS 2017poster

Count-based exploration algorithms are known to perform near-optimally when used in conjunction with tabular reinforcement learning (RL) methods for solving small discrete Markov decision processes (MDPs). It is generally thought that count-based methods cannot be applied in high-dimensional state s…

Cited by 777SourcePDFScholar