collaborators

13 papers

cs.RO2026

Exact Signed-Distance Control Barrier Functions via Minkowski Operations for Safe Navigation among Polytopes

Yi-Hsuan Chen, Shuo Liu, Wei Xiao +2

Safely navigating polytopic environments while respecting the dynamics, control, and exact geometry of the underlying system is a challenge in robotics. Control barrier functions (…

cs.RO2026

Iterative Convex Optimization with Control Barrier Functions for Obstacle Avoidance among Polytopes

Shuo Liu, Zhe Huang, Calin A. Belta

Obstacle avoidance of polytopic obstacles by polytopic robots is a challenging problem in optimization-based control and trajectory planning. Many existing methods rely on smooth g…

eess.SY2026

Sampling-Aware Control Barrier Functions for Safety-Critical and Finite-Time Constrained Control

Shuo Liu, Wei Xiao, Calin A. Belta

In safety-critical control systems, ensuring both safety and feasibility under sampled-data implementations is crucial for practical deployment. Existing Control Barrier Function (…

eess.SY2026

Event-Triggered Adaptive Taylor-Lagrange Control for Safety-Critical Systems

Shuo Liu, Wei Xiao, Christos G. Cassandras +1

This paper studies safety-critical control for nonlinear systems under sampled-data implementations of the controller. The recently proposed Taylor--Lagrange Control (TLC) method p…

eess.SY2026

Koopman-Based Linear MPC for Safe Control using Control Barrier Functions

Shuo Liu, Liang Wu, Dawei Zhang +2

This paper proposes a Koopman-based linear model predictive control (LMPC) framework for safety-critical control of nonlinear discrete-time systems. Existing MPC formulations based…

eess.SY2026

Safety-Critical Control with Guaranteed Lipschitz Continuity via Filtered Control Barrier Functions

Shuo Liu, Wei Xiao, Calin A. Belta

In safety-critical control systems, ensuring both system safety and smooth control input is essential for practical deployment. Existing Control Barrier Function (CBF) frameworks,…