Interpretable and explainable logical policies via neurally guided symbolic abstraction

Q Delfosse, H Shindo, D Dhami… - Advances in Neural …, 2024 - proceedings.neurips.cc
The limited priors required by neural networks make them the dominating choice to encode
and learn policies using reinforcement learning (RL). However, they are also black-boxes …

Interpretable concept bottlenecks to align reinforcement learning agents

Q Delfosse, S Sztwiertnia, M Rothermel… - arXiv preprint arXiv …, 2024 - arxiv.org
Goal misalignment, reward sparsity and difficult credit assignment are only a few of the many
issues that make it difficult for deep reinforcement learning (RL) agents to learn optimal …

HackAtari: Atari Learning Environments for Robust and Continual Reinforcement Learning

Q Delfosse, J Blüml, B Gregori, K Kersting - arXiv preprint arXiv …, 2024 - arxiv.org
Artificial agents' adaptability to novelty and alignment with intended behavior is crucial for
their effective deployment. Reinforcement learning (RL) leverages novelty as a means of …

Interpretable and Editable Programmatic Tree Policies for Reinforcement Learning

H Kohler, Q Delfosse, R Akrour, K Kersting… - arXiv preprint arXiv …, 2024 - arxiv.org
Deep reinforcement learning agents are prone to goal misalignments. The black-box nature
of their policies hinders the detection and correction of such misalignments, and the trust …

INSIGHT: End-to-End Neuro-Symbolic Visual Reinforcement Learning with Language Explanations

L Luo, G Zhang, H Xu, Y Yang, C Fang, Q Li - arXiv preprint arXiv …, 2024 - arxiv.org
Neuro-symbolic reinforcement learning (NS-RL) has emerged as a promising paradigm for
explainable decision-making, characterized by the interpretability of symbolic policies. For …

Reward-Guided Synthesis of Intelligent Agents with Control Structures

G Cui, Y Wang, W Qiu, H Zhu - … of the ACM on Programming Languages, 2024 - dl.acm.org
Deep reinforcement learning (RL) has led to encouraging successes in numerous
challenging robotics applications. However, the lack of inductive biases to support logic …

Neural Concept Binder

W Stammer, A Wüst, D Steinmann… - arXiv preprint arXiv …, 2024 - arxiv.org
The challenge in object-based visual reasoning lies in generating descriptive yet distinct
concept representations. Moreover, doing this in an unsupervised fashion requires human …

Interpretable end-to-end Neurosymbolic Reinforcement Learning agents

N Grandien, Q Delfosse, K Kersting - arXiv preprint arXiv:2410.14371, 2024 - arxiv.org
Deep reinforcement learning (RL) agents rely on shortcut learning, preventing them from
generalizing to slightly different environments. To address this problem, symbolic method …

BlendRL: A Framework for Merging Symbolic and Neural Policy Learning

H Shindo, Q Delfosse, DS Dhami, K Kersting - arXiv preprint arXiv …, 2024 - arxiv.org
Humans can leverage both symbolic reasoning and intuitive reactions. In contrast,
reinforcement learning policies are typically encoded in either opaque systems like neural …

Adaptive rational activations to boost deep reinforcement learning

Q Delfosse, P Schramowski, M Mundt, A Molina… - arXiv preprint arXiv …, 2021 - arxiv.org
Latest insights from biology show that intelligence not only emerges from the connections
between neurons but that individual neurons shoulder more computational responsibility …