Avoidance of concave obstacles through rotation of nonlinear dynamics

L Huber, JJ Slotine, A Billard - IEEE Transactions on Robotics, 2023 - ieeexplore.ieee.org
Controlling complex tasks in robotic systems, such as circular motion for cleaning or
following curvy lines, can be dealt with using nonlinear vector fields. This article introduces a …

Stable motion primitives via imitation and contrastive learning

R Pérez-Dattari, J Kober - IEEE Transactions on Robotics, 2023 - ieeexplore.ieee.org
Learning from humans allows nonexperts to program robots with ease, lowering the
resources required to build complex robotic solutions. Nevertheless, such data-driven …

A collision-free target tracking controller with uncertain disturbance rejection for quadruped robots

S Kong, J Sun, A Luo, W Chi, C Zhang… - IEEE Transactions …, 2023 - ieeexplore.ieee.org
With respect to the dynamic target tracking issue in the obstacle environment, this article
provides a collision-free tracking framework combining a modified guidance vector field …

Pedestrian-robot interactions on autonomous crowd navigation: Reactive control methods and evaluation metrics

D Paez-Granados, Y He, D Gonon, D Jia… - 2022 IEEE/RSJ …, 2022 - ieeexplore.ieee.org
Autonomous navigation in highly populated areas remains a challenging task for robots
because of the difficulty in guaranteeing safe interactions with pedestrians in unstructured …

Fast obstacle avoidance based on real-time sensing

L Huber, JJ Slotine, A Billard - IEEE Robotics and Automation …, 2022 - ieeexplore.ieee.org
Humans excel at navigating and moving through dynamic and complex spaces, such as
crowded streets. For robots to do the same, it is crucial that they are endowed with highly …

Real-time motion planning for in-hand manipulation with a multi-fingered hand

X Gao, K Yao, F Khadivar, A Billard - arXiv preprint arXiv:2309.06955, 2023 - arxiv.org
Dexterous manipulation of objects once held in hand remains a challenge. Such skills are,
however, necessary for robotics to move beyond gripper-based manipulation and use all the …

Generating stable and collision-free policies through lyapunov function learning

A Coulombe, HC Lin - 2023 IEEE International Conference on …, 2023 - ieeexplore.ieee.org
The need for rapid and reliable robot deployment is on the rise. Imitation Learning (IL) has
become popular for producing motion planning policies from a set of demonstrations …

Reactive collision-free motion generation in joint space via dynamical systems and sampling-based MPC

M Koptev, N Figueroa, A Billard - The International Journal …, 2024 - journals.sagepub.com
Dynamical system (DS) based motion planning offers collision-free motion, with closed-loop
reactivity thanks to their analytical expression. It ensures that obstacles are not penetrated …

Passive Obstacle Aware Control to Follow Desired Velocities

L Huber, T Thibaud, JJ Slotine, A Billard - arXiv preprint arXiv:2405.05669, 2024 - arxiv.org
Evaluating and updating the obstacle avoidance velocity for an autonomous robot in real-
time ensures robust-ness against noise and disturbances. A passive damping con-troller …

Mixed-Strategy Nash Equilibrium for Crowd Navigation

M Sun, F Baldini, P Trautman, T Murphey - arXiv preprint arXiv …, 2024 - arxiv.org
We address the problem of finding mixed-strategy Nash equilibrium for crowd navigation.
Mixed-strategy Nash equilibrium provides a rigorous model for the robot to anticipate …