Results 41 to 50 of about 183,110 (169)

Analysing Astronomy Algorithms for GPUs and Beyond [PDF]

open access: yes, 2010
Astronomy depends on ever increasing computing power. Processor clock-rates have plateaued, and increased performance is now appearing in the form of additional processor cores on a single chip. This poses significant challenges to the astronomy software
Amdahl   +26 more
core   +2 more sources

Federal Troops in the Portland, Oregon Protests

open access: yesVoices in Bioethics, 2020
INTRODUCTION In Portland, Oregon, federal troops detained protesters placing several into unmarked cars.[1] The authority to use federal trained military, in this case Homeland Security agents,[2] to enforce laws against citizens likely violates the ...
Anne Zimmerman
doaj   +1 more source

A Family of Iterative Gauss-Newton Shooting Methods for Nonlinear Optimal Control

open access: yes, 2017
This paper introduces a family of iterative algorithms for unconstrained nonlinear optimal control. We generalize the well-known iLQR algorithm to different multiple-shooting variants, combining advantages like straight-forward initialization and a ...
Buchli, Jonas   +4 more
core   +1 more source

Quicksilver: Fast Predictive Image Registration - a Deep Learning Approach [PDF]

open access: yes, 2017
This paper introduces Quicksilver, a fast deformable image registration method. Quicksilver registration for image-pairs works by patch-wise prediction of a deformation model based directly on image appearance.
Kwitt, Roland   +3 more
core   +3 more sources

Global Optimal Control Using Direct Multiple Shooting [PDF]

open access: yes, 2015
The goal of this thesis is the development of a novel and efficient algorithm to determine the global optimum of an optimal control problem. In contrast to previous methods, the approach presented here is based on the direct multiple shooting method for discretizing the optimal control problem, which results in a significant increase of efficiency.
openaire   +2 more sources

Solving Boundary Value Problems for Ordinary Differential Equations Using Direct Integration and Shooting Techniques [PDF]

open access: yes, 1999
In this thesis, an efficient algorithm and a code BVPDI is developed for solving Boundary Value Problems (BVPs) for Ordinary Differential Equations (ODEs).
V., Malathi
core  

Modeling and simulation of minimum time-handling inverse dynamics of a vehicle

open access: yesAdvances in Mechanical Engineering, 2018
The performance of a vehicle in minimum time handling is highly important for the safety of the vehicle. In this study, a vehicle motion state equation with 3 degrees of freedom was established on the basis of the lateral, yaw, and longitudinal motions ...
Li-Xia Zhang   +3 more
doaj   +1 more source

Direct Plant Regeneration via Multiple Shoot Induction in Stylosanthes seabrana

open access: yesCYTOLOGIA, 2009
We report an efficient protocol for in vitro direct plant regeneration via multiple shoot induction in Stylosanthes seabrana. Stylosanthes is an important range legume for humid to semi-arid tropics. It is very good fodder for animals, containing about 15% crude protein with 61% in vitro dry matter digestibility. S.
Suresh Kumar, Amaresh Chandra
openaire   +2 more sources

A quaternion-based model for optimal control of the SkySails airborne wind energy system

open access: yes, 2015
Airborne wind energy systems are capable of extracting energy from higher wind speeds at higher altitudes. The configuration considered in this paper is based on a tethered kite flown in a pumping orbit.
Diehl, Moritz   +2 more
core   +1 more source

Automatic computation of quantum-mechanical bound states and wavefunctions [PDF]

open access: yes, 2013
We discuss the automatic solution of the multichannel Schr\"odinger equation. The proposed approach is based on the use of a CP method for which the step size is not restricted by the oscillations in the solution.
Ledoux, Veerle, Van Daele, Marnix
core   +3 more sources

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