Results 71 to 80 of about 213 (150)

Initial Results Of An Mdo Method Evaluation Study

open access: yes, 1998
The NASA Langley MDO method evaluation study seeks to arrive at a set of guidelines for using promising MDO methods by accumulating and analyzing computational data for such methods.
Srinivas Kodiyalam Y   +5 more
core   +1 more source

Optimization Of Automotive Valve Train Components With Implict Filtering

open access: yes, 1998
. In this paper we show how the implicit filtering algorithm can be parallelized and applied to problems in parameter identification and optimization in automotive valve train design. We extend our previous work by using a more refined model of the valve
J. W. David   +4 more
core  

The efficient computation of sparse Jacobian matrices using automatic differentiation [PDF]

open access: yes, 1995
This paper is concerned with the efficient computation of sparse Jacobian matrices of nonlinear vector maps using automatic differentiation (AD). Specifically, we propose the use of a graph coloring technique, bi-coloring, to exploit the sparsity of the ...
Thomas Coleman   +3 more
core  

On compositions of special cases of Lipschitz continuous operators. [PDF]

open access: yesFixed Point Theory Algorithm Sci Eng, 2021
Giselsson P, Moursi WM.
europepmc   +1 more source

Trust Region Affine Scaling Algorithms for Linearly Constrained Convex and Concave Programs

open access: yes, 1996
We study a trust region affine scaling algorithm for solving the linearly constrained convex or concave programming problem. Under primal nondegeneracy assumption, we prove that every accumulation point of the sequence generated by the algorithm ...
Yanhui Wang, Renato D.C. Monteiro
core  

Evaluation Of Large-Scale Optimization Problems On Vector And Parallel Architectures

open access: yes, 1994
. We examine the importance of problem formulation for the solution of large-scale optimization problems on high-performance architectures. We use limited memory variable metric methods to illustrate performance issues.
Jorge J. Moré, Brett M. Averick
core  

CT IMAGE RECONSTRUCTION ON A LOW DIMENSIONAL MANIFOLD. [PDF]

open access: yesInverse Probl Imaging (Springfield), 2019
Cong W   +5 more
europepmc   +1 more source

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