Perceptive locomotion through nonlinear model-predictive control
Dynamic locomotion in rough terrain requires accurate foot placement, collision avoidance,
and planning of the underactuated dynamics of the system. Reliably optimizing for such …
and planning of the underactuated dynamics of the system. Reliably optimizing for such …
Learning plastic matching of robot dynamics in closed-loop central pattern generators
Animals achieve agile locomotion performance with reduced control effort and energy
efficiency by leveraging compliance in their muscles and tendons. However, it is not known …
efficiency by leveraging compliance in their muscles and tendons. However, it is not known …
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 …
Contextual tuning of model predictive control for autonomous racing
Learning-based model predictive control has been widely applied in autonomous racing to
improve the closed-loop behaviour of vehicles in a data-driven manner. When …
improve the closed-loop behaviour of vehicles in a data-driven manner. When …
Robust trajectory optimization over uncertain terrain with stochastic complementarity
L Drnach, Y Zhao - IEEE Robotics and Automation Letters, 2021 - ieeexplore.ieee.org
Trajectory optimization with contact-rich behaviors has recently gained attention for
generating diverse locomotion behaviors without pre-specified ground contact sequences …
generating diverse locomotion behaviors without pre-specified ground contact sequences …
Robust walking based on MPC with viability guarantees
Model predictive control (MPC) has shown great success for controlling complex systems,
such as legged robots. However, when closing the loop, the performance and feasibility of …
such as legged robots. However, when closing the loop, the performance and feasibility of …
Abstraction-based planning for uncertainty-aware legged navigation
This article addresses the problem of temporal-logic-based planning for bipedal robots in
uncertain environments. We first propose an Interval Markov Decision Process abstraction of …
uncertain environments. We first propose an Interval Markov Decision Process abstraction of …
Dynamic multi-team racing: Competitive driving on 1/10-th scale vehicles via learning in simulation
Autonomous racing is a challenging task that requires vehicle handling at the dynamic limits
of friction. While single-agent scenarios like Time Trials are solved competitively with …
of friction. While single-agent scenarios like Time Trials are solved competitively with …
[PDF][PDF] Model learning and contextual controller tuning for autonomous racing
Model predictive control has been widely used in the field of autonomous racing and many
data-driven approaches have been proposed to improve the closed-loop performance and …
data-driven approaches have been proposed to improve the closed-loop performance and …
Robust humanoid locomotion using trajectory optimization and sample-efficient learning
Trajectory optimization (TO) is one of the most powerful tools for generating feasible motions
for humanoid robots. However, including uncertainties and stochasticity in the TO problem to …
for humanoid robots. However, including uncertainties and stochasticity in the TO problem to …