Results 61 to 70 of about 35,405 (190)

Dynamic Event‐Triggered Robust Model Predictive Control for Quadrotor Trajectory Tracking

open access: yesInternational Journal of Robust and Nonlinear Control, EarlyView.
ABSTRACT This paper addresses the trajectory tracking problem for a full‐state quadrotor subject to physical model constraints and unknown external disturbances. A robust tube‐based model predictive control (MPC) approach is successfully applied to the system, which is subject to bounded disturbances and hard constraints.
Ali Can Erüst   +2 more
wiley   +1 more source

Multi-objective optimization of LQR control quarter car suspension system using genetic algorithm [PDF]

open access: yesFME Transactions, 2016
In this paper, genetic algorithm (GA) based multi-objective optimization technique is presented to search optimum weighting matrix parameters of linear quadratic regulator (LQR). Macpherson strut suspension system is implemented for study.
Nagarkar M.P., Patil Vikhe G.J.
doaj  

Momentum Control with Hierarchical Inverse Dynamics on a Torque-Controlled Humanoid

open access: yes, 2015
Hierarchical inverse dynamics based on cascades of quadratic programs have been proposed for the control of legged robots. They have important benefits but to the best of our knowledge have never been implemented on a torque controlled humanoid where ...
Grimminger, Felix   +5 more
core   +1 more source

The role of identification in data‐driven policy iteration: A system theoretic study

open access: yesInternational Journal of Robust and Nonlinear Control, EarlyView.
Abstract The goal of this article is to study fundamental mechanisms behind so‐called indirect and direct data‐driven control for unknown systems. Specifically, we consider policy iteration applied to the linear quadratic regulator problem. Two iterative procedures, where data collected from the system are repeatedly used to compute new estimates of ...
Bowen Song, Andrea Iannelli
wiley   +1 more source

Research on Optimal Control for the Vehicle Suspension Based on the Simulated Annealing Algorithm

open access: yesJournal of Applied Mathematics, 2014
A method is designed to optimize the weight matrix of the LQR controller by using the simulated annealing algorithm. This method utilizes the random searching characteristics of the algorithm to optimize the weight matrices with the target function of ...
Jie Meng, Qingzhang Chen, Ren He
doaj   +1 more source

Extending the Reach of the ‘Etridge Protocol’ to So‐called ‘Hybrid’ Scenarios: Waller‐Edwards v One Savings Bank Plc

open access: yesThe Modern Law Review, EarlyView.
In Waller‐Edwards v One Savings Bank Plc, the Supreme Court addressed, for the first time, the significant question of whether banks were put on constructive notice of potential undue influence in so‐called ‘hybrid’ scenarios. ‘Hybrid’ scenarios are those in which loan monies are advanced to a couple partly for their joint benefit and partly for one ...
Chris Bevan
wiley   +1 more source

Distributed Spacecraft Path Planning and Collision Avoidance via Reciprocal Velocity Obstacle Approach [PDF]

open access: yes, 2017
This paper presents the development of a combined linear quadratic regulation and reciprocal velocity obstacle (LQR/RVO) control algorithm for multiple satellites during close proximity operations.
Ceriotti, Matteo   +2 more
core  

Judicial Review: Substance and Procedure

open access: yesThe Modern Law Review, EarlyView.
In this article we distinguish two questions about judicial review. First, substance: what acts or decisions are properly subject to the grounds of review? Second, procedure: what acts or decisions are properly reviewable through the judicial review procedure? Then we settle both.
Adam Perry, Angelo Ryu
wiley   +1 more source

Stabilization of a cart inverted pendulum system using LQR, Partial Feedback Linearization and LQG control

open access: yesJurnal EECCIS (Electrics, Electronics, Communications, Controls, Informatics, Systems)
Controlling of a cart inverted pendulum often becomes learning material for a control system.  Several researchers have carried out about stabilization of inverted pendulum using numerous methodologies. However, the stabilization of the pendulum has just
Nur Fitria   +2 more
doaj   +1 more source

Another Short and Elementary Proof of Strong Subadditivity of Quantum Entropy

open access: yes, 2006
A short and elementary proof of the joint convexity of relative entropy is presented, using nothing beyond linear algebra. The key ingredients are an easily verified integral representation and the strategy used to prove the Cauchy-Schwarz inequality ...
Araki   +22 more
core   +1 more source

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