Learning robust autonomous navigation and locomotion for wheeled-legged robots

J Lee, M Bjelonic, A Reske, L Wellhausen, T Miki… - Science Robotics, 2024 - science.org
Autonomous wheeled-legged robots have the potential to transform logistics systems,
improving operational efficiency and adaptability in urban environments. Navigating urban …

Fast traversability estimation for wild visual navigation

J Frey, M Mattamala, N Chebrolu, C Cadena… - arXiv preprint arXiv …, 2023 - arxiv.org
Natural environments such as forests and grasslands are challenging for robotic navigation
because of the false perception of rigid obstacles from high grass, twigs, or bushes. In this …

Evora: Deep evidential traversability learning for risk-aware off-road autonomy

X Cai, S Ancha, L Sharma, PR Osteen… - IEEE Transactions …, 2024 - ieeexplore.ieee.org
Traversing terrain with good traction is crucial for achieving fast off-road navigation. Instead
of manually designing costs based on terrain features, existing methods learn terrain …

Lidar-uda: Self-ensembling through time for unsupervised lidar domain adaptation

A Shaban, JH Lee, S Jung, X Meng… - Proceedings of the …, 2023 - openaccess.thecvf.com
We introduce LiDAR-UDA, a novel two-stage self-training-based Unsupervised Domain
Adaptation (UDA) method for LiDAR segmentation. Existing self-training methods use a …

Viplanner: Visual semantic imperative learning for local navigation

P Roth, J Nubert, F Yang, M Mittal… - 2024 IEEE International …, 2024 - ieeexplore.ieee.org
Real-time path planning in outdoor environments still challenges modern robotic systems
due to differences in terrain traversability, diverse obstacles, and the necessity for fast …

Pronav: Proprioceptive traversability estimation for legged robot navigation in outdoor environments

M Elnoor, AJ Sathyamoorthy… - IEEE Robotics and …, 2024 - ieeexplore.ieee.org
We propose a novel method, ProNav, which uses proprioceptive signals for traversability
estimation in challenging outdoor terrains for autonomous legged robot navigation. Our …

Scate: A scalable framework for self-supervised traversability estimation in unstructured environments

J Seo, T Kim, K Kwak, J Min… - IEEE Robotics and …, 2023 - ieeexplore.ieee.org
For the safe and successful navigation of autonomous vehicles in unstructured
environments, the traversability of terrain should vary based on the driving capabilities of the …

Probabilistic traversability model for risk-aware motion planning in off-road environments

X Cai, M Everett, L Sharma… - 2023 IEEE/RSJ …, 2023 - ieeexplore.ieee.org
A key challenge in off-road navigation is that even visually similar terrains or ones from the
same semantic class may have substantially different traction properties. Existing work …

Learning risk-aware quadrupedal locomotion using distributional reinforcement learning

L Schneider, J Frey, T Miki… - 2024 IEEE International …, 2024 - ieeexplore.ieee.org
Deployment in hazardous environments requires robots to understand the risks associated
with their actions and movements to prevent accidents. Despite its importance, these risks …

MEM: Multi-Modal Elevation Mapping for Robotics and Learning

G Erni, J Frey, T Miki, M Mattamala… - 2023 IEEE/RSJ …, 2023 - ieeexplore.ieee.org
Elevation maps are commonly used to represent the environment of mobile robots and are
instrumental for locomotion and navigation tasks. However, pure geometric information is …