no code implementations • 5 Nov 2023 • Elham Amin Mansour, Hehui Zheng, Robert K. Katzschmann
For a robotic hand to control soft objects, it has to acquire online state feedback of the deforming object.
1 code implementation • 31 May 2023 • Levi Lingsch, Mike Michelis, Emmanuel de Bezenac, Sirani M. Perera, Robert K. Katzschmann, Siddhartha Mishra
The computational efficiency of many neural operators, widely used for learning solutions of PDEs, relies on the fast Fourier transform (FFT) for performing spectral computations.
no code implementations • 23 Nov 2022 • Erik Bauer, Barnabas Gavin Cangan, Robert K. Katzschmann
In real-world experiments on a dynamically grasping aerial platform, we show that our system can replicate the performance of a motion capture system for object localization up to 94. 5 % of the baseline grasping success rate.
1 code implementation • 17 Oct 2022 • Elvis Nava, Seijin Kobayashi, Yifei Yin, Robert K. Katzschmann, Benjamin F. Grewe
Our methods repurpose the popular generative image synthesis techniques of natural language guidance and diffusion models to generate neural network weights adapted for tasks.
no code implementations • 30 Mar 2022 • Elvis Nava, John Z. Zhang, Mike Y. Michelis, Tao Du, Pingchuan Ma, Benjamin F. Grewe, Wojciech Matusik, Robert K. Katzschmann
For the deformable solid simulation of the swimmer's body, we use state-of-the-art techniques from the field of computer graphics to speed up the finite-element method (FEM).
no code implementations • 30 Mar 2022 • Mike Y. Michelis, Robert K. Katzschmann
Enhancing neural networks with knowledge of physical equations has become an efficient way of solving various physics problems, from fluid flow to electromagnetism.
no code implementations • 30 Sep 2021 • John Z. Zhang, Yu Zhang, Pingchuan Ma, Elvis Nava, Tao Du, Philip Arm, Wojciech Matusik, Robert K. Katzschmann
Accurate simulation of soft mechanisms under dynamic actuation is critical for the design of soft robots.
no code implementations • ICLR 2022 • Minghao Han, Jacob Euler-Rolle, Robert K. Katzschmann
Koopman operator theory linearly describes nonlinear dynamical systems in high-dimensional functional space, this facilitates the application of linear control methods to nonlinear systems.
no code implementations • 2 Apr 2021 • Pingchuan Ma, Tao Du, John Z. Zhang, Kui Wu, Andrew Spielberg, Robert K. Katzschmann, Wojciech Matusik
The computational design of soft underwater swimmers is challenging because of the high degrees of freedom in soft-body modeling.