Search Results for author: Jung Yeon Park

Found 7 papers, 2 papers with code

Can Euclidean Symmetry be Leveraged in Reinforcement Learning and Planning?

no code implementations17 Jul 2023 Linfeng Zhao, Owen Howell, Jung Yeon Park, Xupeng Zhu, Robin Walters, Lawson L. S. Wong

In robotic tasks, changes in reference frames typically do not influence the underlying physical properties of the system, which has been known as invariance of physical laws. These changes, which preserve distance, encompass isometric transformations such as translations, rotations, and reflections, collectively known as the Euclidean group.

reinforcement-learning

The Surprising Effectiveness of Equivariant Models in Domains with Latent Symmetry

no code implementations16 Nov 2022 Dian Wang, Jung Yeon Park, Neel Sortur, Lawson L. S. Wong, Robin Walters, Robert Platt

Extensive work has demonstrated that equivariant neural networks can significantly improve sample efficiency and generalization by enforcing an inductive bias in the network architecture.

Inductive Bias

Robust Imitation of a Few Demonstrations with a Backwards Model

no code implementations17 Oct 2022 Jung Yeon Park, Lawson L. S. Wong

On continuous control domains, we evaluate the robustness when starting from different initial states unseen in the demonstration data.

Continuous Control Imitation Learning

Learning Symmetric Embeddings for Equivariant World Models

1 code implementation24 Apr 2022 Jung Yeon Park, Ondrej Biza, Linfeng Zhao, Jan Willem van de Meent, Robin Walters

Incorporating symmetries can lead to highly data-efficient and generalizable models by defining equivalence classes of data samples related by transformations.

Learning Symmetric Representations for Equivariant World Models

no code implementations29 Sep 2021 Jung Yeon Park, Ondrej Biza, Linfeng Zhao, Jan-Willem van de Meent, Robin Walters

In this paper, we use equivariant transition models as an inductive bias to learn symmetric latent representations in a self-supervised manner.

Inductive Bias

Generator Surgery for Compressed Sensing

no code implementations22 Feb 2021 Niklas Smedemark-Margulies, Jung Yeon Park, Max Daniels, Rose Yu, Jan-Willem van de Meent, Paul Hand

We introduce a method for achieving low representation error using generators as signal priors.

Multiresolution Tensor Learning for Efficient and Interpretable Spatial Analysis

1 code implementation ICML 2020 Jung Yeon Park, Kenneth Theo Carr, Stephan Zheng, Yisong Yue, Rose Yu

Efficient and interpretable spatial analysis is crucial in many fields such as geology, sports, and climate science.

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