Search Results for author: Kurtland Chua

Found 6 papers, 2 papers with code

Provable Hierarchy-Based Meta-Reinforcement Learning

no code implementations18 Oct 2021 Kurtland Chua, Qi Lei, Jason D. Lee

To address this gap, we analyze HRL in the meta-RL setting, where a learner learns latent hierarchical structure during meta-training for use in a downstream task.

Hierarchical Reinforcement Learning Learning Theory +4

How Fine-Tuning Allows for Effective Meta-Learning

no code implementations NeurIPS 2021 Kurtland Chua, Qi Lei, Jason D. Lee

Representation learning has been widely studied in the context of meta-learning, enabling rapid learning of new tasks through shared representations.

Few-Shot Learning Representation Learning

On the Importance of Hyperparameter Optimization for Model-based Reinforcement Learning

1 code implementation26 Feb 2021 Baohe Zhang, Raghu Rajan, Luis Pineda, Nathan Lambert, André Biedenkapp, Kurtland Chua, Frank Hutter, Roberto Calandra

We demonstrate that this problem can be tackled effectively with automated HPO, which we demonstrate to yield significantly improved performance compared to human experts.

Hyperparameter Optimization Model-based Reinforcement Learning +2

Unsupervised Exploration with Deep Model-Based Reinforcement Learning

no code implementations27 Sep 2018 Kurtland Chua, Rowan Mcallister, Roberto Calandra, Sergey Levine

We show that both challenges can be addressed by representing model-uncertainty, which can both guide exploration in the unsupervised phase and ensure that the errors in the model are not exploited by the planner in the goal-directed phase.

Model-based Reinforcement Learning reinforcement-learning +1

Deep Reinforcement Learning in a Handful of Trials using Probabilistic Dynamics Models

10 code implementations NeurIPS 2018 Kurtland Chua, Roberto Calandra, Rowan Mcallister, Sergey Levine

Model-based reinforcement learning (RL) algorithms can attain excellent sample efficiency, but often lag behind the best model-free algorithms in terms of asymptotic performance.

Model-based Reinforcement Learning reinforcement-learning +1

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