7 papers
Neural Control: Adjoint Learning Through Equilibrium Constraints
Dezhong Tong, Jiawen Wang, Hengyi Zhou +3
Many physical AI tasks require sequential implicit computation: at each step, boundary controls are applied, and the resulting configuration is obtained by solving an equilibrium p…
Discrete Differential Geometry for Simulating Nonlinear Behaviors of Flexible Systems: A Survey
Dezhong Tong, Andrew Choi, Jiaqi Wang +7
Flexible slender structures such as rods, ribbons, plates, and shells exhibit extreme nonlinear responses bending, twisting, buckling, wrinkling, and self contact, that defy conven…
A tutorial on simulating nonlinear behaviors of flexible structures with the discrete differential geometry (DDG) method
Weicheng Huang, Zhuonan Hao, Jiahao Li +6
Flexible elastic structures, such as beams, rods, ribbons, plates, and shells, exhibit complex nonlinear dynamical behaviors that are central to a wide range of engineering and sci…
Real-time simulation enabled navigation control of magnetic soft continuum robots in confined lumens
Dezhong Tong, Zhuonan Hao, Jiyu Li +4
Magnetic soft continuum robots (MSCRs) have emerged as a promising technology for minimally invasive interventions, offering enhanced dexterity and remote-controlled navigation in…
Harnessing Discrete Differential Geometry: A Virtual Playground for the Bilayer Soft Robotics
Jiahao Li, Dezhong Tong, Zhuonan Hao +4
Soft robots have garnered significant attention due to their promising applications across various domains. A hallmark of these systems is their bilayer structure, where strain mis…
Inverse Design of Snap-Actuated Jumping Robots Powered by Mechanics-Aided Machine Learning
Dezhong Tong, Zhuonan Hao, Mingchao Liu +1
Exploring the design and control strategies of soft robots through simulation is highly attractive due to its cost-effectiveness. Although many existing models (e.g., finite elemen…
Inverse Design of Planar Clamped-Free Elastic Rods from Noisy Data
Dezhong Tong, Zhuonan Hao, Weicheng Huang
Slender structures, such as rods, often exhibit large nonlinear geometrical deformations even under moderate external forces (e.g., gravity). This characteristic results in a rich…