What went wrong? closing the sim-to-real gap via differentiable causal discovery

P Huang, X Zhang, Z Cao, S Liu, M Xu… - … on Robot Learning, 2023 - proceedings.mlr.press
Training control policies in simulation is more appealing than on real robots directly, as it
allows for exploring diverse states in an efficient manner. Yet, robot simulators inevitably …

More than a million ways to be pushed. a high-fidelity experimental dataset of planar pushing

KT Yu, M Bauza, N Fazeli… - 2016 IEEE/RSJ …, 2016 - ieeexplore.ieee.org
Pushing is a motion primitive useful to handle objects that are too large, too heavy, or too
cluttered to be grasped. It is at the core of much of robotic manipulation, in particular when …

Reactive planar non-prehensile manipulation with hybrid model predictive control

FR Hogan, A Rodriguez - The International Journal of …, 2020 - journals.sagepub.com
This article presents an offline solution and online approximation to the hybrid control
problem of planar non-prehensile manipulation. Hybrid dynamics and underactuation are …

Tunenet: One-shot residual tuning for system identification and sim-to-real robot task transfer

A Allevato, ES Short, M Pryor… - Conference on Robot …, 2020 - proceedings.mlr.press
As researchers teach robots to perform more and more complex tasks, the need for realistic
simulation environments is growing. Existing techniques for closing the reality gap by …

End-to-end nonprehensile rearrangement with deep reinforcement learning and simulation-to-reality transfer

W Yuan, K Hang, D Kragic, MY Wang… - Robotics and Autonomous …, 2019 - Elsevier
Nonprehensile rearrangement is the problem of controlling a robot to interact with objects
through pushing actions in order to reconfigure the objects into a predefined goal pose. In …

Rearrangement with nonprehensile manipulation using deep reinforcement learning

W Yuan, JA Stork, D Kragic, MY Wang… - … on Robotics and …, 2018 - ieeexplore.ieee.org
Rearranging objects on a tabletop surface by means of nonprehensile manipulation is a task
which requires skillful interaction with the physical world. Usually, this is achieved by …

Estimation and exploitation of objects' inertial parameters in robotic grasping and manipulation: A survey

N Mavrakis, R Stolkin - Robotics and Autonomous Systems, 2020 - Elsevier
Inertial parameters characterise an object's motion under applied forces, and can provide
strong priors for planning and control of robotic actions to manipulate the object. However …

Droid: Minimizing the reality gap using single-shot human demonstration

YY Tsai, H Xu, Z Ding, C Zhang… - IEEE Robotics and …, 2021 - ieeexplore.ieee.org
Reinforcement learning (RL) has demonstrated great success in the past several years.
However, most of the scenarios focus on simulated environments. One of the main …

Probabilistic inference of simulation parameters via parallel differentiable simulation

E Heiden, CE Denniston, D Millard… - … on Robotics and …, 2022 - ieeexplore.ieee.org
Reproducing real world dynamics in simulation is critical for the development of new control
and perception methods. This task typically involves the estimation of simu-lation parameter …

Parameter and contact force estimation of planar rigid-bodies undergoing frictional contact

N Fazeli, R Kolbert, R Tedrake… - … International Journal of …, 2017 - journals.sagepub.com
This paper addresses the identification of the inertial parameters and the contact forces
associated with objects making and breaking frictional contact with the environment. Our …