Results 1 to 10 of about 183,110 (169)

A direct transcription-based multiple shooting formulation for dynamic optimization

open access: yesComputers and Chemical Engineering, 2020
Abstract The growing need for fast and efficient solution techniques for solving dynamic optimization problems is driven by a broad spectrum of applications in scheduling and control. We propose a novel framework for dynamic optimization that utilizes a multiple shooting “backbone” with discrete rather than continuous subproblems, thereby eliminating
Morgan T Kelley, Michael Baldea
exaly   +3 more sources

Direct multiple shooting transcription with polynomial algebra for optimal control problems under uncertainty [PDF]

open access: yesActa Astronautica, 2020
This paper proposes a novel approach to the solution of optimal control problems under uncertainty (OCPUUs). OCPUUs are first cast in a general formulation that allows the treatment of uncertainties of different nature, and then solved with a new direct transcription method that combines multiple shooting with generalised polynomial algebra to model ...
Cristian Greco   +2 more
exaly   +3 more sources

Direct multiple shooting method for solving approximate shortest path problems

open access: yesJournal of Computational and Applied Mathematics, 2013
We use the idea of the direct multiple shooting method (presented by Bock in Proceedings of the 9th IFAC World Congress Budapest, Pergamon Press, 1984, for solving optimal control problems) to introduce an algorithm for solving some approximate shortest path problems in motion planning.
Phan Thanh An
exaly   +2 more sources

What doesn’t kill us, hurts us longer: a cross-sectional analysis of gun violence exposure and chronic pain in the United States [PDF]

open access: yesBMC Public Health
Background Gun violence exposure (GVE) has been widely studied for its mental health consequences, but its relationship with chronic pain remains understudied.
Daniel C. Semenza, Lester C. Engels
doaj   +2 more sources

Efficient direct multiple shooting for nonlinear model predictive control on long horizons [PDF]

open access: yesJournal of Process Control, 2012
Abstract We address direct multiple shooting based algorithms for nonlinear model predictive control, with a focus on problems with long prediction horizons. We describe different efficient multiple shooting variants with a computational effort that is only linear in the horizon length. Proposed techniques comprise structure exploiting linear algebra
Christian Kirches
exaly   +2 more sources

Finding Optimal Controls for Helicopter Maneuvers Using the Direct Multiple-Shooting Method

open access: yesInternational Journal of Aeronautical and Space Sciences, 2010
The purpose of this paper deals with direct multiple-shooting method (DMS) to resolve helicopter maneuver problems of helicopters. The maneuver problem is transformed into nonlinear problems and solved DMS technique. The DMS method is easy in handling constraints and it has large convergence radius compared to other strategies.
Chang-Joo Kim
exaly   +3 more sources

The Influence of Transcranial Direct Current Stimulation on Shooting Performance in Elite Deaflympic Athletes: A Case Series

open access: yesJournal of Functional Morphology and Kinesiology, 2022
Transcranial direct current stimulation (tDCS) has been shown to improve motor learning in numerous studies. However, only a few of these studies have been conducted on elite-level performers or in complex motor tasks that have been practiced extensively.
Milan Pantovic   +6 more
doaj   +1 more source

QuITO: Numerical software for constrained nonlinear optimal control problems

open access: yesSoftwareX, 2023
We introduce the MATLAB-based software QuITO (Quasi-Interpolation based Trajectory Optimization) to numerically solve a wide class of constrained nonlinear optimal control problems (OCP). The solver is based on the QuITO (the same abbreviation) algorithm,
Siddhartha Ganguly   +4 more
doaj   +1 more source

Relationship between the experience of online game genre and high risk of Internet gaming disorder in Korean adolescents [PDF]

open access: yesEpidemiology and Health, 2020
OBJECTIVES This study examined the association between high risk of Internet gaming disorder (IGD) and online game genres used by adolescents. METHODS The data derived from the baseline data of the Internet user Cohort for Unbiased Recognition of gaming ...
Hyunho Han   +4 more
doaj   +1 more source

Complementary Condensing for the Direct Multiple Shooting Method [PDF]

open access: yesOptimization Methods and Software, 2012
In this contribution we address the efficient solution of optimal control problems of dynamic processes with many controls. Such problems typically arise from the convexification of integer control decisions. We treat this problem class using the direct multiple shooting method to discretize the optimal control problem. The resulting nonlinear problems
Kirches, Christian   +3 more
openaire   +2 more sources

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