Reinforcement learning for versatile, dynamic, and robust bipedal locomotion control
This paper presents a comprehensive study on using deep reinforcement learning (RL) to
create dynamic locomotion controllers for bipedal robots. Going beyond focusing on a single …
create dynamic locomotion controllers for bipedal robots. Going beyond focusing on a single …
CasADi: a software framework for nonlinear optimization and optimal control
We present CasADi, an open-source software framework for numerical optimization. CasADi
is a general-purpose tool that can be used to model and solve optimization problems with a …
is a general-purpose tool that can be used to model and solve optimization problems with a …
Diff-lfd: Contact-aware model-based learning from visual demonstration for robotic manipulation via differentiable physics-based simulation and rendering
Abstract Learning from Demonstration (LfD) is an efficient technique for robots to acquire
new skills through expert observation, significantly mitigating the need for laborious manual …
new skills through expert observation, significantly mitigating the need for laborious manual …
Solving constrained trajectory planning problems using biased particle swarm optimization
R Chai, A Tsourdos, A Savvaris… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
Constrained trajectory optimization has been a critical component in the development of
advanced guidance and control systems. An improperly planned reference trajectory can be …
advanced guidance and control systems. An improperly planned reference trajectory can be …
Bundled gradients through contact via randomized smoothing
The empirical success of derivative-free methods in reinforcement learning for planning
through contact seems at odds with the perceived fragility of classical gradient-based …
through contact seems at odds with the perceived fragility of classical gradient-based …
Parameterized quasi-physical simulators for dexterous manipulations transfer
We explore the dexterous manipulation transfer problem by designing simulators. The task
wishes to transfer human manipulations to dexterous robot hand simulations and is …
wishes to transfer human manipulations to dexterous robot hand simulations and is …
Trajectotree: Trajectory optimization meets tree search for planning multi-contact dexterous manipulation
Dexterous manipulation tasks often require contact switching, where fingers make and break
contact with the object. We propose a method that plans trajectories for dexterous …
contact with the object. We propose a method that plans trajectories for dexterous …
Real-time deformable-contact-aware model predictive control for force-modulated manipulation
The force modulation of robotic manipulators has been extensively studied for several
decades. However, it is not yet commonly used in safety-critical applications due to a lack of …
decades. However, it is not yet commonly used in safety-critical applications due to a lack of …
A holistic approach to human-supervised humanoid robot operations in extreme environments
Nuclear energy will play a critical role in meeting clean energy targets worldwide. However,
nuclear environments are dangerous for humans to operate in due to the presence of highly …
nuclear environments are dangerous for humans to operate in due to the presence of highly …
Rapid bipedal gait optimization in casadi
M Fevre, PM Wensing… - 2020 IEEE/RSJ …, 2020 - ieeexplore.ieee.org
This paper shows how CasADi's state-of-the-art implementation of algorithmic differentiation
can be leveraged to formulate and efficiently solve gait optimization problems, enabling …
can be leveraged to formulate and efficiently solve gait optimization problems, enabling …