Diffusion-based Inverse Observation Model for Artificial Skin
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arXiv
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| Main Authors: | , , , , , |
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| Format: | Preprint |
| Published: |
2025
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| Subjects: | |
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| _version_ | 1866915347048693760 |
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| author | Maric, Ante Jankowski, Julius Caroleo, Giammarco Albini, Alessandro Maiolino, Perla Calinon, Sylvain |
| author_facet | Maric, Ante Jankowski, Julius Caroleo, Giammarco Albini, Alessandro Maiolino, Perla Calinon, Sylvain |
| contents | Contact-based estimation of object pose is challenging due to discontinuities and ambiguous observations that can correspond to multiple possible system states. This multimodality makes it difficult to efficiently sample valid hypotheses while respecting contact constraints. Diffusion models can learn to generate samples from such multimodal probability distributions through denoising algorithms. We leverage these probabilistic modeling capabilities to learn an inverse observation model conditioned on tactile measurements acquired from a distributed artificial skin. We present simulated experiments demonstrating efficient sampling of contact hypotheses for object pose estimation through touch. |
| format | Preprint |
| id |
arxiv_https___arxiv_org_abs_2506_13986 |
| institution | arXiv |
| publishDate | 2025 |
| record_format | arxiv |
| spellingShingle | Diffusion-based Inverse Observation Model for Artificial Skin Maric, Ante Jankowski, Julius Caroleo, Giammarco Albini, Alessandro Maiolino, Perla Calinon, Sylvain Robotics Contact-based estimation of object pose is challenging due to discontinuities and ambiguous observations that can correspond to multiple possible system states. This multimodality makes it difficult to efficiently sample valid hypotheses while respecting contact constraints. Diffusion models can learn to generate samples from such multimodal probability distributions through denoising algorithms. We leverage these probabilistic modeling capabilities to learn an inverse observation model conditioned on tactile measurements acquired from a distributed artificial skin. We present simulated experiments demonstrating efficient sampling of contact hypotheses for object pose estimation through touch. |
| title | Diffusion-based Inverse Observation Model for Artificial Skin |
| topic | Robotics |
| url | https://arxiv.org/abs/2506.13986 |