Results 81 to 90 of about 45,742 (207)

Parallel Solution of Linear Programs Via Nash Equilibria [PDF]

open access: yes, 1994
The linear programming problem is shown to be equivalent to a game in which primal players minimize the augmented Lagrangian function for the primal problem and dual players maximize the augmented Lagrangian function for the dual problem.
Kallio, M.J., Ruszczynski, A.
core  

The Variable Projected Augmented Lagrangian Method

open access: yes, 2022
26 pages, 15 ...
Chung, Matthias, Renaut, Rosemary
openaire   +2 more sources

Enhancing Robustness in Finite‐Strain Crystal Plasticity: An Interior Point Method With Sequential Rotation Updates

open access: yesPAMM, Volume 26, Issue 1, March 2026.
ABSTRACT Crystal plasticity simulations offer insights into the anisotropic deformation of polycrystalline materials such as metals and alloys. However, rate‐independent crystal plasticity models encounter the Taylor ambiguity, where the active slip systems and plastic slip magnitudes are not uniquely defined, posing well‐known numerical challenges [1].
Felix Steinmetz, Lisa Scheunemann
wiley   +1 more source

Application of machine learning to viscoplastic flow modeling

open access: yes, 2018
We present a method to construct reduced-order models for duct flows of Bingham media. Our method is based on proper orthogonal decomposition (POD) to find a low-dimensional approximation to the velocity and artificial neural network to approximate the ...
Koroteev, D.   +2 more
core   +1 more source

Augmented Lagrangian Method for Generalized TV-Stokes Model

open access: yesJournal of Scientific Computing, 2011
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Tai, Xue Cheng   +2 more
openaire   +3 more sources

Larval Transport Pathways Reveal Critical Habitat and Benefits of a Marine Protected Area to Fisheries

open access: yesFisheries Oceanography, Volume 35, Issue 2, Page 285-296, March 2026.
ABSTRACT Quantifying where marine organisms are born and subsequently disperse to is essential for fisheries management. Here, we conducted Lagrangian particle tracking of viviparous rockfish (Sebastes spp.) collected in the Southern California Bight over the course of 16 years.
Lucinda A. Quigley   +7 more
wiley   +1 more source

Supersymmetrization of horizontality condition: nilpotent symmetries for a free spinning relativistic particle

open access: yes, 2012
We derive the off-shell nilpotent and absolutely anticommuting Becchi-Rouet-Stora-Tyutin (BRST) and anti-BRST symmetry transformations for a supersymmetric system of a free spinning relativistic particle within the framework of superfield approach to ...
A. Shukla   +19 more
core   +1 more source

Augmented Lagrangian function with backtracking

open access: yes, 2022
Augmented Lagrangian function with ...
Vu, Bang, Papadimitriou, Dimitri
openaire   +1 more source

A Clinically Compatible Method for Generating Preoperative Finite Element Models to Simulate Facial Appearance and Movements in Orthognathic Surgery

open access: yesInternational Journal for Numerical Methods in Biomedical Engineering, Volume 42, Issue 2, February 2026.
This study focuses on the development of a new method, compatible with a clinical routine, for generating pre‐surgery patient‐specific Finite Element (FE) meshes from a reference mesh, as faithful as possible to the anatomy, including soft tissues (skin, hypodermis, muscles) as well as bony structures (mandible and maxilla).
Marie‐Charlotte Picard   +6 more
wiley   +1 more source

An augmented Lagrangian multi-scale dictionary learning algorithm

open access: yesEURASIP Journal on Advances in Signal Processing, 2011
Learning overcomplete dictionaries for sparse signal representation has become a hot topic fascinated by many researchers in the recent years, while most of the existing approaches have a serious problem that they always lead to local minima.
Ye Meng   +4 more
doaj  

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