Neural joint space implicit signed distance functions for reactive robot manipulator control

M Koptev, N Figueroa, A Billard - IEEE Robotics and …, 2022‏ - ieeexplore.ieee.org
In this letter, we present an approach for learning a neural implicit signed distance function
expressed in joint space coordinates, that efficiently computes distance-to-collisions for …

A vision-based human digital twin modeling approach for adaptive human–robot collaboration

J Fan, P Zheng, CKM Lee - Journal of …, 2023‏ - asmedigitalcollection.asme.org
Human–robot collaboration (HRC) has been identified as a highly promising paradigm for
human-centric smart manufacturing in the context of Industry 5.0. In order to enhance both …

Reach For the Spheres: Tangency-aware surface reconstruction of SDFs

S Sellán, C Batty, O Stein - SIGGRAPH Asia 2023 conference papers, 2023‏ - dl.acm.org
Signed distance fields (SDFs) are a widely used implicit surface representation, with broad
applications in computer graphics, computer vision, and applied mathematics. To …

Ntfields: Neural time fields for physics-informed robot motion planning

R Ni, AH Qureshi - arxiv preprint arxiv:2210.00120, 2022‏ - arxiv.org
Neural Motion Planners (NMPs) have emerged as a promising tool for solving robot
navigation tasks in complex environments. However, these methods often require expert …

Collision-free motion generation based on stochastic optimization and composite signed distance field networks of articulated robot

B Liu, G Jiang, F Zhao, X Mei - IEEE Robotics and Automation …, 2023‏ - ieeexplore.ieee.org
Safe robot motion generation is critical for practical applications from manufacturing to
homes. In this work, we proposed a stochastic optimization-based motion generation …

Safe reinforcement learning of dynamic high-dimensional robotic tasks: navigation, manipulation, interaction

P Liu, K Zhang, D Tateo, S Jauhri, Z Hu… - … on Robotics and …, 2023‏ - ieeexplore.ieee.org
Safety is a fundamental property for the real-world deployment of robotic platforms. Any
control policy should avoid dangerous actions that could harm the environment, humans, or …

Self-supervised learning of implicit shape representation with dense correspondence for deformable objects

B Zhang, J Li, X Deng, Y Zhang… - Proceedings of the …, 2023‏ - openaccess.thecvf.com
Learning 3D shape representation with dense correspondence for deformable objects is a
fundamental problem in computer vision. Existing approaches often need additional …

Sorotoki: a Matlab toolkit for design, modeling, and control of soft robots

BJ Caasenbrood, AY Pogromsky, H Nijmeijer - IEEE Access, 2024‏ - ieeexplore.ieee.org
In this paper, we present Sorotoki, an open-source toolkit in MATLAB that offers a
comprehensive suite of tools for the design, modeling, and control of soft robots. The …

Safe reinforcement learning on the constraint manifold: Theory and applications

P Liu, H Bou-Ammar, J Peters, D Tateo - arxiv preprint arxiv:2404.09080, 2024‏ - arxiv.org
Integrating learning-based techniques, especially reinforcement learning, into robotics is
promising for solving complex problems in unstructured environments. However, most …

Representing robot geometry as distance fields: Applications to whole-body manipulation

Y Li, Y Zhang, A Razmjoo… - 2024 IEEE International …, 2024‏ - ieeexplore.ieee.org
In this work, we propose a novel approach to represent robot geometry as distance fields
(RDF) that extends the principle of signed distance fields (SDFs) to articulated kinematic …