Roadrunner-learning traversability estimation for autonomous off-road driving

J Frey, M Patel, D Atha, J Nubert, D Fan… - … on Field Robotics, 2024 - ieeexplore.ieee.org
Autonomous navigation at high speeds in off-road environments necessitates robots to
comprehensively understand their surroundings using onboard sensing only. The extreme …

Learning model predictive controllers with real-time attention for real-world navigation

X **ao, T Zhang, K Choromanski, E Lee… - arxiv preprint arxiv …, 2022 - arxiv.org
Despite decades of research, existing navigation systems still face real-world challenges
when deployed in the wild, eg, in cluttered home environments or in human-occupied public …

Toward wheeled mobility on vertically challenging terrain: Platforms, datasets, and algorithms

A Datar, C Pan, M Nazeri, X **ao - 2024 IEEE International …, 2024 - ieeexplore.ieee.org
Most conventional wheeled robots can only move in flat environments and simply divide
their planar workspaces into free spaces and obstacles. Deeming obstacles as non …

Grounded curriculum learning

L Wang, Z Xu, P Stone, X **ao - arxiv preprint arxiv:2409.19816, 2024 - arxiv.org
The high cost of real-world data for robotics Reinforcement Learning (RL) leads to the wide
usage of simulators. Despite extensive work on building better dynamics models for …

Learning to model and plan for wheeled mobility on vertically challenging terrain

A Datar, C Pan, X **ao - IEEE Robotics and Automation Letters, 2024 - ieeexplore.ieee.org
Most autonomous navigation systems assume wheeled robots are rigid bodies and their 2D
planar workspaces can be divided into free spaces and obstacles. However, recent wheeled …

Autonomous ground navigation in highly constrained spaces: Lessons learned from the benchmark autonomous robot navigation challenge at icra 2022 [competitions …

X **ao, Z Xu, Z Wang, Y Song, G Warnell… - IEEE Robotics & …, 2022 - ieeexplore.ieee.org
The Benchmark Autonomous Robot Navigation (BARN) Challenge took place at the 2022
IEEE International Conference on Robotics and Automation (ICRA), in Philadelphia, PA …

CAHSOR: Competence-Aware High-Speed Off-Road Ground Navigation in

A Pokhrel, M Nazeri, A Datar… - IEEE Robotics and …, 2024 - ieeexplore.ieee.org
While the workspace of traditional ground vehicles is usually assumed to be in a 2D plane,
ie,, such an assumption may not hold when they drive at high speeds on unstructured off …

Terrain-attentive learning for efficient 6-DoF kinodynamic modeling on vertically challenging terrain

A Datar, C Pan, M Nazeri, A Pokhrel… - 2024 IEEE/RSJ …, 2024 - ieeexplore.ieee.org
Wheeled robots have recently demonstrated superior mechanical capability to traverse
vertically challenging terrain (eg, extremely rugged boulders comparable in size to the …

High-speed accurate robot control using learned forward kinodynamics and non-linear least squares optimization

P Atreya, H Karnan, KS Sikand, X **ao… - 2022 IEEE/RSJ …, 2022 - ieeexplore.ieee.org
Accurate control of robots at high speeds requires a control system that can take into
account the kinodynamic interactions of the robot with the environment. Prior works on …

Rethinking social robot navigation: Leveraging the best of two worlds

AH Raj, Z Hu, H Karnan, R Chandra… - … on Robotics and …, 2024 - ieeexplore.ieee.org
Empowering robots to navigate in a socially compliant manner is essential for the
acceptance of robots moving in human-inhabited environments. Previously, roboticists have …