Results 71 to 80 of about 174 (149)

A Combined Smoothing and Regularization Method for Monotone Second-Order Cone Complementarity Problems

open access: yes, 2003
The Second-Order Cone Complementarity Problem (SOCCP) is a wide class of problems containing the Nonlinear Complementarity Problem (NCP) and the Second-Order Cone Programming Problem (SOCP).
Nobuo Yamashita   +2 more
core  

Convergence Analysis of Inexact Infeasible-Interior-Point-Algorithms for Solving Linear Programming Problems

open access: yes, 1997
. In this paper we present a convergence analysis for some inexact variants of the infeasible-interior-point-algorithm of Kojima, Megiddo and Mizuno. These variants allow the use of search directions that are calculated from the defining linear system ...
Janos Korzak, Preprint Bughw-sc
core  

Remarks On The Numerical Solution Of Certain Linear Complementarity Problems

open access: yes, 2007
. In a recent paper, J. K. Aitchison and N. K. Upton have proposed a mathematical model of the behaviour of a cloud formed immediately after the sudden release of a pollutant, together with an algorithm for determining numerical solutions of the ...
Michele Benzi
core  

Superlinear Convergence And Implicit Filtering

open access: yes, 1999
. In this note we show how the implicit filtering algorithm can be coupled with the BFGS quasi-Newton update to obtain a superlinearly convergent iteration if the noise in the objective function decays sufficiently rapidly as the optimal point is ...
Choi Kelley, T. D. Choi, C. T. Kelley
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

A class of gradient unconstrained minimization algorithms with adaptive stepsize

open access: yes, 2000
In this paper the development, convergence theory and numerical testing of a class of gradient unconstrained minimization algorithms with adaptive stepsize are presented.
Lambrinos, JN   +3 more
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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