10 papers
In-situ Adjoint Wave Control in Reconfigurable Non-Hermitian Nonlinear Systems
John Guillamon, William Tuxbury, Cheng-Zhen Wang +3
Complex multipath environments are usually avoided in wave-based information processing because repeated scattering creates many interfering propagation paths, obscuring controllab…
Robust Geometric Control of Catenary Robots under Unstructured Force Uncertainties
Alexandre Anahory Simoes, Leonardo Colombo
This paper considers the robust control of a catenary robot composed of two quadrotors connected by an inextensible cable. The system is modeled on \(SE(3)\), with the cable treate…
Stable Walking for Bipedal Locomotion under Foot-Slip via Virtual Nonholonomic Constraints
Leonardo Colombo, Ãlvaro RodrÃguez Abella, Alexandre Anahory Simoes +1
Foot slip is a major source of instability in bipedal locomotion on low-friction or uncertain terrain. Standard control approaches typically assume no-slip contact and therefore de…
Virtual Constraint for a Quadrotor UAV Enforcing a Body-Axis Pointing Direction
Alexandre Anahory Simoes, Leonardo Colombo, Juan Giribet +1
We propose a geometric control framework on for quadrotors that enforces pointing-driven missions without completing a full attitude reference. The mission is encoded throu…
Virtual Holonomic and Nonholonomic Constraints on Lie groups
A. Anahory Simoes, A. Bloch, L. Colombo +1
This paper develops a geometric framework for virtual constraints on Lie groups, with emphasis on mechanical systems modeled as affine connection systems. Virtual holonomic and vir…
Dual-quaternion learning control for autonomous vehicle trajectory tracking with safety guarantees
Omayra Yago Nieto, Alexandre Anahory Simoes, Juan I. Giribet +1
We propose a learning-based trajectory tracking controller for autonomous robotic platforms whose motion can be described kinematically on . The controller is formu…