Measuring digital system latency from sensing to actuation at continuous 1-ms resolution

W Wu, Y Dong, A Hoover - Presence: Teleoperators and Virtual …, 2013 - direct.mit.edu
latency in a digital system from sensing to actuation. … latency, also called end-to-end latency,
is defined as the time it takes for a real-world event to be sensed, processed, and actuated

Distributed impedance control of latency-prone robotic systems with series elastic actuation

Y Zhao, L Sentis - Stability, Control and Application of Time-delay …, 2019 - Elsevier
… However, none of those studies considers the sensitivity discrepancy to latencies between …
high impedance for rigid actuators. However, inherent fourth-order SEA dynamics in this study …

How fast is too fast? the role of perception latency in high-speed sense and avoid

D Falanga, S Kim, D Scaramuzza - IEEE Robotics and …, 2019 - ieeexplore.ieee.org
… effects of perception latency and actuation limitations on the … lateral dynamics would break
the assumptions of our model … in the role of sensing latency and actuation limitations on the …

A validated physical model for real-time simulation of soft robotic snakes

R Gasoto, M Macklin, X Liu, Y Sun… - … on Robotics and …, 2019 - ieeexplore.ieee.org
… representing soft robotic actuators in a … dynamics model of a 1-dimensional pneumatic soft
actuator that accounts for internal pressure forces, as well as the effect of actuator latency and …

Learning low-frequency motion control for robust and dynamic robot locomotion

S Gangapurwala, L Campanaro… - 2023 IEEE International …, 2023 - ieeexplore.ieee.org
… are less sensitive to actuation latencies and variations in system dynamics. This is to the …
be performed even without any dynamics randomization or actuation modeling. We support this …

Learning-in-the-loop optimization: End-to-end control and co-design of soft robots through learned deep latent representations

A Spielberg, A Zhao, Y Hu, T Du… - Advances in Neural …, 2019 - proceedings.neurips.cc
… We demonstrate our dynamics-aware feature … latent space, and let ut ∈ Rm denote the
actuation control signal at time t. The observer function, O : Ru → Rr maps a full state to a latent

DeepWalk: Omnidirectional bipedal gait by deep reinforcement learning

D Rodriguez, S Behnke - 2021 IEEE international conference …, 2021 - ieeexplore.ieee.org
… to a network trained to model the dynamics of the actuators. In contrast to [… [4], we model
actuation latency by keeping a history of … to the latency ti ≤ tlat ≤ ti+1. To make the policy robust …

Stochastic coordination of multiple actuators reduces latency and improves chemotactic response in bacteria

MW Sneddon, W Pontius… - Proceedings of the …, 2012 - National Acad Sciences
… From these definitions, all other key dynamical properties of the conformation model in
steady state (with d ≈ 0) can be derived including the switching rate between runs and tumbles …

State estimation and feedforward tremor suppression for a handheld micromanipulator with a Kalman filter

BC Becker, RA MacLachlan… - 2011 IEEE/RSJ …, 2011 - ieeexplore.ieee.org
… To address actuator latency in handheld micromanipulators such as Micron, we propose to
… to the dynamic model of the system and with the inputs to the system (ie, actuation). More …

[图书][B] Redundant actuation of parallel manipulators

A Müller - 2008 - researchgate.net
… for dynamic modeling of redundantly actuated PKM, with emphasize on the inverse dynamics
… the potential for another approach that does not suffer from the control latency. Redundant …