Learning quadrupedal locomotion over challenging terrain

J Lee, J Hwangbo, L Wellhausen, V Koltun, M Hutter - Science robotics, 2020 - science.org
Legged locomotion can extend the operational domain of robots to some of the most
challenging environments on Earth. However, conventional controllers for legged …

VILENS: Visual, inertial, lidar, and leg odometry for all-terrain legged robots

D Wisth, M Camurri, M Fallon - IEEE Transactions on Robotics, 2022 - ieeexplore.ieee.org
We present visual inertial lidar legged navigation system (VILENS), an odometry system for
legged robots based on factor graphs. The key novelty is the tight fusion of four different …

Leg state estimation for quadruped robot by using probabilistic model with proprioceptive feedback

J Sun, L Zhou, B Geng, Y Zhang… - IEEE/ASME transactions …, 2024 - ieeexplore.ieee.org
Legged robots are sent into outdoor environments and desired to explore unstructured
terrains like animals in nature. Therefore, the ability to robustly detect leg phase transitions …

Contact model fusion for event-based locomotion in unstructured terrains

G Bledt, PM Wensing, S Ingersoll… - 2018 IEEE International …, 2018 - ieeexplore.ieee.org
As legged robots are sent into unstructured environments, the ability to robustly manage
contact transitions will be a critical skill. This paper introduces an approach to …

Agile maneuvers in legged robots: a predictive control approach

C Mastalli, W Merkt, G **, and whole-body control
C Mastalli, I Havoutis, M Focchi… - IEEE Transactions …, 2020 - ieeexplore.ieee.org
Planning whole-body motions while taking into account the terrain conditions is a
challenging problem for legged robots since the terrain model might produce many local …

Dynamic walking with compliance on a cassie bipedal robot

J Reher, WL Ma, AD Ames - 2019 18th European Control …, 2019 - ieeexplore.ieee.org
The control of bipedal robotic walking remains a challenging problem in the domains of
computation and experiment, due to the multi-body dynamics and various sources of …

Pronto: A multi-sensor state estimator for legged robots in real-world scenarios

M Camurri, M Ramezani, S Nobili… - Frontiers in Robotics and …, 2020 - frontiersin.org
In this paper, we present a modular and flexible state estimation framework for legged robots
operating in real-world scenarios, where environmental conditions, such as occlusions, low …

Robust legged robot state estimation using factor graph optimization

D Wisth, M Camurri, M Fallon - IEEE Robotics and Automation …, 2019 - ieeexplore.ieee.org
Legged robots, specifically quadrupeds, are becoming increasingly attractive for industrial
applications such as inspection. However, to leave the laboratory and to become useful to …

Dynamic locomotion on slippery ground

F Jenelten, J Hwangbo, F Tresoldi… - IEEE Robotics and …, 2019 - ieeexplore.ieee.org
Dynamic locomotion on unstructured and uneven terrain is a challenging task in legged
robotics. Especially when it comes to slippery ground conditions, common state estimation …