Physics-informed machine learning

GE Karniadakis, IG Kevrekidis, L Lu… - Nature Reviews …, 2021 - nature.com
Despite great progress in simulating multiphysics problems using the numerical
discretization of partial differential equations (PDEs), one still cannot seamlessly incorporate …

Differentiable visual computing for inverse problems and machine learning

A Spielberg, F Zhong, K Rematas… - Nature Machine …, 2023 - nature.com
Modern 3D computer graphics technologies are able to reproduce the dynamics and
appearance of real-world environments and phenomena, building on theoretical models in …

Neural fields in visual computing and beyond

Y Xie, T Takikawa, S Saito, O Litany… - Computer Graphics …, 2022 - Wiley Online Library
Recent advances in machine learning have led to increased interest in solving visual
computing problems using methods that employ coordinate‐based neural networks. These …

Implicit behavioral cloning

P Florence, C Lynch, A Zeng… - … on Robot Learning, 2022 - proceedings.mlr.press
We find that across a wide range of robot policy learning scenarios, treating supervised
policy learning with an implicit model generally performs better, on average, than commonly …

Optimization-based control for dynamic legged robots

PM Wensing, M Posa, Y Hu, A Escande… - IEEE Transactions …, 2023 - ieeexplore.ieee.org
In a world designed for legs, quadrupeds, bipeds, and humanoids have the opportunity to
impact emerging robotics applications from logistics, to agriculture, to home assistance. The …

Learning multi-object dynamics with compositional neural radiance fields

D Driess, Z Huang, Y Li, R Tedrake… - Conference on robot …, 2023 - proceedings.mlr.press
We present a method to learn compositional multi-object dynamics models from image
observations based on implicit object encoders, Neural Radiance Fields (NeRFs), and …

Enforcing hard constraints with soft barriers: Safe reinforcement learning in unknown stochastic environments

Y Wang, SS Zhan, R Jiao, Z Wang… - International …, 2023 - proceedings.mlr.press
It is quite challenging to ensure the safety of reinforcement learning (RL) agents in an
unknown and stochastic environment under hard constraints that require the system state …

Graph network simulators can learn discontinuous, rigid contact dynamics

KR Allen, TL Guevara, Y Rubanova… - … on Robot Learning, 2023 - proceedings.mlr.press
Recent years have seen a rise in techniques for modeling discontinuous dynamics, such as
rigid contact or switching motion modes, using deep learning. A common claim is that deep …

Fast contact-implicit model predictive control

S Le Cleac'h, TA Howell, S Yang… - IEEE Transactions …, 2024 - ieeexplore.ieee.org
In this article, we present a general approach for controlling robotic systems that make and
break contact with their environments. Contact-implicit model predictive control (CI-MPC) …

Learning rigid dynamics with face interaction graph networks

KR Allen, Y Rubanova, T Lopez-Guevara… - arXiv preprint arXiv …, 2022 - arxiv.org
Simulating rigid collisions among arbitrary shapes is notoriously difficult due to complex
geometry and the strong non-linearity of the interactions. While graph neural network (GNN) …