NeuralSim: Augmenting differentiable simulators with neural networks
Differentiable simulators provide an avenue for closing the sim-to-real gap by enabling the
use of efficient, gradient-based optimization algorithms to find the simulation parameters that …
use of efficient, gradient-based optimization algorithms to find the simulation parameters that …
Recent progress in legged robots locomotion control
Purpose of review In recent years, legged robots locomotion has been transitioning from
mostly flat ground in controlled settings to generic indoor and outdoor environments …
mostly flat ground in controlled settings to generic indoor and outdoor environments …
Whole-body nonlinear model predictive control through contacts for quadrupeds
In this letter, we present a whole-body nonlinear model predictive control approach for rigid
body systems subject to contacts. We use a full-dynamic system model which also includes …
body systems subject to contacts. We use a full-dynamic system model which also includes …
Disect: A differentiable simulation engine for autonomous robotic cutting
Robotic cutting of soft materials is critical for applications such as food processing,
household automation, and surgical manipulation. As in other areas of robotics, simulators …
household automation, and surgical manipulation. As in other areas of robotics, simulators …
[PDF][PDF] Analytical derivatives of rigid body dynamics algorithms
Rigid body dynamics is a well-established frame--work in robotics. It can be used to expose
the analytic form of kinematic and dynamic functions of the robot model. So far, two major …
the analytic form of kinematic and dynamic functions of the robot model. So far, two major …
Diffaqua: A differentiable computational design pipeline for soft underwater swimmers with shape interpolation
The computational design of soft underwater swimmers is challenging because of the high
degrees of freedom in soft-body modeling. In this paper, we present a differentiable pipeline …
degrees of freedom in soft-body modeling. In this paper, we present a differentiable pipeline …
Agile maneuvers in legged robots: a predictive control approach
Planning and execution of agile locomotion maneuvers have been a longstanding
challenge in legged robotics. It requires to derive motion plans and local feedback policies …
challenge in legged robotics. It requires to derive motion plans and local feedback policies …
Mpc-based controller with terrain insight for dynamic legged locomotion
We present a novel control strategy for dynamic legged locomotion in complex scenarios
that considers information about the morphology of the terrain in contexts when only on …
that considers information about the morphology of the terrain in contexts when only on …
Whole-body mpc for a dynamically stable mobile manipulator
Autonomous mobile manipulation offers a dual advantage of mobility provided by a mobile
platform and dexterity afforded by the manipulator. In this letter, we present a whole-body …
platform and dexterity afforded by the manipulator. In this letter, we present a whole-body …
Algorithmic differentiation improves the computational efficiency of OpenSim-based trajectory optimization of human movement
Algorithmic differentiation (AD) is an alternative to finite differences (FD) for evaluating
function derivatives. The primary aim of this study was to demonstrate the computational …
function derivatives. The primary aim of this study was to demonstrate the computational …