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@inproceedings{ | ||
wang2024equivariant, | ||
title={Equivariant Diffusion Policy}, | ||
author={Dian Wang and Stephen Hart and David Surovik and Tarik Kelestemur and Haojie Huang and Haibo Zhao and Mark Yeatman and Jiuguang Wang and Robin Walters and Robert Platt}, | ||
booktitle={8th Annual Conference on Robot Learning}, | ||
year={2024}, | ||
url={https://openreview.net/forum?id=wD2kUVLT1g} | ||
} |
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--- | ||
title: "Equivariant Diffusion Policy" | ||
authors: | ||
- Dian Wang | ||
- Stephen Hart | ||
- David Surovik | ||
- Tarik Kelestemur | ||
- Haojie Huang | ||
- Haibo Zhao | ||
- Mark Yeatman | ||
- Jiuguang Wang | ||
- Robin Walters | ||
- Robert Platt | ||
date: "2024-11-09T00:00:00Z" | ||
doi: "" | ||
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# Schedule page publish date (NOT publication's date). | ||
publishDate: "2022-03-02T00:00:00Z" | ||
# Publication type. | ||
# Legend: 0 = Uncategorized; 1 = Conference paper; 2 = Journal article; | ||
# 3 = Preprint / Working Paper; 4 = Report; 5 = Book; 6 = Book section; | ||
# 7 = Thesis; 8 = Patent | ||
publication_types: ["1"] | ||
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# Publication name and optional abbreviated publication name. | ||
publication: In *Conference on Robot Learning 2024* | ||
publication_short: In *CoRL 2024* | ||
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abstract: Recent work has shown diffusion models are an effective approach to learning the multimodal distributions arising from demonstration data in behavior cloning. However, a drawback of this approach is the need to learn a denoising function, which is significantly more complex than learning an explicit policy. In this work, we propose Equivariant Diffusion Policy, a novel diffusion policy learning method that leverages domain symmetries to obtain better sample efficiency and generalization in the denoising function. We theoretically analyze the SO(2) symmetry of full 6-DoF control and characterize when a diffusion model is SO(2)-equivariant. We furthermore evaluate the method empirically on a set of 12 simulation tasks in MimicGen, and show that it obtains a success rate that is, on average, 21.9% higher than the baseline Diffusion Policy. We also evaluate the method on a real-world system to show that effective policies can be learned with relatively few training samples, whereas the baseline Diffusion Policy cannot. | ||
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# Summary. An optional shortened abstract. | ||
summary: | ||
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tags: | ||
- Source Themes | ||
featured: true | ||
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links: | ||
- name: Website | ||
url: https://pointw.github.io/equidiff_page/ | ||
url_pdf: https://arxiv.org/pdf/2407.01812 | ||
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# Featured image | ||
# To use, add an image named `featured.jpg/png` to your page's folder. | ||
image: | ||
caption: 'Image credit: [**Unsplash**](https://unsplash.com/photos/pLCdAaMFLTE)' | ||
focal_point: "" | ||
preview_only: false | ||
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# Associated Projects (optional). | ||
# Associate this publication with one or more of your projects. | ||
# Simply enter your project's folder or file name without extension. | ||
# E.g. `internal-project` references `content/project/internal-project/index.md`. | ||
# Otherwise, set `projects: []`. | ||
projects: | ||
- internal-project | ||
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# Slides (optional). | ||
# Associate this publication with Markdown slides. | ||
# Simply enter your slide deck's filename without extension. | ||
# E.g. `slides: "example"` references `content/slides/example/index.md`. | ||
# Otherwise, set `slides: ""`. | ||
slides: | ||
--- | ||
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<!-- Markdown & HTML begins here --> | ||
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<meta http-equiv = "refresh" content = " 0 ; url = https://arxiv.org/pdf/2407.01812"/> |