Walking-by-logic: Signal temporal logic-guided model predictive control for bipedal locomotion resilient to external perturbations

Z Gu, R Guo, W Yates, Y Chen… - … on Robotics and …, 2024 - ieeexplore.ieee.org
This study proposes a novel planning framework based on a model predictive control
formulation that incorporates signal temporal logic (STL) specifications for task completion …

Toward safety-aware informative motion planning for legged robots

S Teng, Y Gong, JW Grizzle, M Ghaffari - arXiv preprint arXiv:2103.14252, 2021 - arxiv.org
This paper reports on developing an integrated framework for safety-aware informative
motion planning suitable for legged robots. The information-gathering planner takes a dense …

Analytical solution to a time-varying LIP model for quadrupedal walking on a vertically oscillating surface

A Iqbal, S Veer, Y Gu - Mechatronics, 2023 - Elsevier
This paper introduces an analytically tractable and computationally efficient model for
legged robot dynamics during locomotion on a dynamic rigid surface (DRS), along with an …

LMI-based synthesis of a robust saturated controller for an underactuated mechanical system subject to motion constraints

H Gritli, S Belghith - European Journal of Control, 2021 - Elsevier
In this paper, we suggest a control synthesis approach for the robust stabilization of an
underactuated mechanical system, the Inertial Wheel Inverted Pendulum (IWIP), with norm …

Robust bipedal locomotion based on a hierarchical control structure

J Luo, Y Su, L Ruan, Y Zhao, D Kim, L Sentis, C Fu - Robotica, 2019 - cambridge.org
To improve biped locomotion's robustness to internal and external disturbances, this study
proposes a hierarchical structure with three control levels. At the high level, a foothold …

Socially acceptable bipedal robot navigation via social zonotope network model predictive control

A Shamsah, K Agarwal, N Katta, A Raju… - IEEE Transactions …, 2024 - ieeexplore.ieee.org
This study addresses the challenge of social bipedal navigation in a dynamic, human-
crowded environment, a research area largely underexplored in legged robot navigation …

Integrated task and motion planning for safe legged navigation in partially observable environments

A Shamsah, Z Gu, J Warnke… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
This study proposes a hierarchically integrated framework for safe task and motion planning
(TAMP) of bipedal locomotion in a partially observable environment with dynamic obstacles …

Robust-locomotion-by-logic: Perturbation-resilient bipedal locomotion via signal temporal logic guided model predictive control

Z Gu, Y Zhao, Y Chen, R Guo, JK Leestma… - arXiv preprint arXiv …, 2024 - arxiv.org
This study introduces a robust planning framework that utilizes a model predictive control
(MPC) approach, enhanced by incorporating signal temporal logic (STL) specifications. This …

Estimation of CoM and CoP trajectories during human walking based on a wearable visual odometry device

J Luo, Y Zhao, L Ruan, S Mao… - IEEE Transactions on …, 2020 - ieeexplore.ieee.org
Estimation of center of mass (CoM) and center of pressure (CoP) is critical for lower limb
exoskeletons, prostheses, and legged robots. To meet the demand in these fields, this study …

Reactive locomotion decision-making and robust motion planning for real-time perturbation recovery

Z Gu, N Boyd, Y Zhao - 2022 International Conference on …, 2022 - ieeexplore.ieee.org
In this paper, we examine the problem of push recovery for bipedal robot locomotion and
present a reactive decision-making and robust planning framework for locomotion resilient …