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Abstract

This work concerns the application of physics-informed neural networks to the modeling and control of complex robotic systems. Achieving this goal requires extending physics-informed neural networks to handle nonconservative effects. These learned models are proposed to combine with model-based controllers originally developed with first-principle models in mind. By combining standard and new techniques, precise control performance can be achieved while proving theoretical stability bounds. These validations include real-world experiments of motion prediction with a soft robot and trajectory tracking with a Franka Emika Panda manipulator.

Publication Date

2024-02-23

Publication Title

Advanced Intelligent Systems

Volume

6

Issue

5

Keywords

dissipation, Euler–Lagrange equations, Hamiltonian neural networks, Lagrangian neural networks, model-based control, physics-informed neural networks, port-Hamiltonian systems

10.1002/aisy.202300385" data-hide-no-mentions="true">

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