Learning-based legged locomotion: State of the art and future perspectives

S Ha, J Lee, M van de Panne, Z **e… - … Journal of Robotics …, 2024‏ - journals.sagepub.com
Legged locomotion holds the premise of universal mobility, a critical capability for many real-
world robotic applications. Both model-based and learning-based approaches have …

Robot model identification and learning: A modern perspective

T Lee, J Kwon, PM Wensing… - Annual Review of Control …, 2024‏ - annualreviews.org
In recent years, the increasing complexity and safety-critical nature of robotic tasks have
highlighted the importance of accurate and reliable robot models. This trend has led to a …

Hood: Hierarchical graphs for generalized modelling of clothing dynamics

A Grigorev, MJ Black, O Hilliges - Proceedings of the IEEE …, 2023‏ - openaccess.thecvf.com
We propose a method that leverages graph neural networks, multi-level message passing,
and unsupervised training to enable real-time prediction of realistic clothing dynamics …

NeuralSim: Augmenting differentiable simulators with neural networks

E Heiden, D Millard, E Coumans… - … on Robotics and …, 2021‏ - ieeexplore.ieee.org
Differentiable simulators provide an avenue for closing the sim-to-real gap by enabling the
use of efficient, gradient-based optimization algorithms to find the simulation parameters that …

Fast and feature-complete differentiable physics for articulated rigid bodies with contact

K Werling, D Omens, J Lee, I Exarchos… - arxiv preprint arxiv …, 2021‏ - arxiv.org
We present a fast and feature-complete differentiable physics engine, Nimble
(nimblephysics. org), that supports Lagrangian dynamics and hard contact constraints for …

Learning neural constitutive laws from motion observations for generalizable pde dynamics

P Ma, PY Chen, B Deng… - International …, 2023‏ - proceedings.mlr.press
We propose a hybrid neural network (NN) and PDE approach for learning generalizable
PDE dynamics from motion observations. Many NN approaches learn an end-to-end model …

Ppr: Physically plausible reconstruction from monocular videos

G Yang, S Yang, JZ Zhang… - Proceedings of the …, 2023‏ - openaccess.thecvf.com
Given monocular videos, we build 3D models of articulated objects and environments
whose 3D configurations satisfy dynamics and contact constraints. At its core, our method …

Accelerated policy learning with parallel differentiable simulation

J Xu, V Makoviychuk, Y Narang, F Ramos… - arxiv preprint arxiv …, 2022‏ - arxiv.org
Deep reinforcement learning can generate complex control policies, but requires large
amounts of training data to work effectively. Recent work has attempted to address this issue …

Grasp'd: Differentiable contact-rich grasp synthesis for multi-fingered hands

D Turpin, L Wang, E Heiden, YC Chen… - … on Computer Vision, 2022‏ - Springer
The study of hand-object interaction requires generating viable grasp poses for high-
dimensional multi-finger models, often relying on analytic grasp synthesis which tends to …

Pac-nerf: Physics augmented continuum neural radiance fields for geometry-agnostic system identification

X Li, YL Qiao, PY Chen, KM Jatavallabhula… - arxiv preprint arxiv …, 2023‏ - arxiv.org
Existing approaches to system identification (estimating the physical parameters of an
object) from videos assume known object geometries. This precludes their applicability in a …