Diffusion-based Inverse Observation Model for Artificial Skin

Fuente: arXiv
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Main Authors: Maric, Ante, Jankowski, Julius, Caroleo, Giammarco, Albini, Alessandro, Maiolino, Perla, Calinon, Sylvain
Format: Preprint
Published: 2025
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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