Neuphysics: Editable neural geometry and physics from monocular videos
We present a method for learning 3D geometry and physics parameters of a dynamic scene
from only a monocular RGB video input. To decouple the learning of underlying scene …
from only a monocular RGB video input. To decouple the learning of underlying scene …
Differentiable simulation of soft multi-body systems
We present a method for differentiable simulation of soft articulated bodies. Our work
enables the integration of differentiable physical dynamics into gradient-based pipelines …
enables the integration of differentiable physical dynamics into gradient-based pipelines …
Understanding physical effects for effective tool-use
We present a robot learning and planning framework that produces an effective tool-use
strategy with the least joint efforts, capable of handling objects different from training …
strategy with the least joint efforts, capable of handling objects different from training …
Model reduction for the material point method via an implicit neural representation of the deformation map
This work proposes a model-reduction approach for the material point method on nonlinear
manifolds. Our technique approximates the kinematics by approximating the deformation …
manifolds. Our technique approximates the kinematics by approximating the deformation …
Hopping potential wells and gait switching in a fish-like robot with a bistable tail
Fish outperform current underwater robots in speed, agility, and efficiency of locomotion, in
part due to their flexible appendages that are capable of rich combinations of modes of …
part due to their flexible appendages that are capable of rich combinations of modes of …
Bistable Aerial Transformer: A Quadrotor Fixed-Wing Hybrid That Morphs Dynamically Via Passive Soft Mechanism
Aerial vehicle missions require navigating trade-offs during design, such as the range,
speed, maneuverability, and size. Multi-modal aerial vehicles enable this trade-off to be …
speed, maneuverability, and size. Multi-modal aerial vehicles enable this trade-off to be …
Bi-Stability in Flexure Beams: Introducing a Setup for Experimental Characterization
Bi-stable mechanisms can remain in two positions without a power input or locking system.
These mechanisms can achieve large displacements with low energy, requiring power only …
These mechanisms can achieve large displacements with low energy, requiring power only …
Topology optimization with frictional self-contact
Contact-aware topology optimization faces challenges in robustness, accuracy, and
applicability to internal structural surfaces under self-contact. This work builds on the …
applicability to internal structural surfaces under self-contact. This work builds on the …
[PDF][PDF] Model reduction for the material point method via learning the deformation map and its spatial-temporal gradients
PY Chen, M Chiaramonte, E Grinspun… - URL: http://arxiv. org …, 2021 - peterchencyc.com
This work proposes a model-reduction approach for the material point method on nonlinear
manifolds. The technique approximates the kinematics by approximating the deformation …
manifolds. The technique approximates the kinematics by approximating the deformation …
Drag Coefficient Characterization of the Origami Magic Ball
The drag coefficient plays a vital role in the design and optimization of robots that move
through fluids. From aircraft to underwater vehicles, their geometries are specially …
through fluids. From aircraft to underwater vehicles, their geometries are specially …