Results 71 to 80 of about 65,892 (182)

Notes on Lipschitz Properties of Nonlinear Scalarization Functions with Applications

open access: yesAbstract and Applied Analysis, 2014
Various kinds of nonlinear scalarization functions play important roles in vector optimization. Among them, the one commonly known as the Gerstewitz function is good at scalarizing.
Fang Lu, Chun-Rong Chen
doaj   +1 more source

Stability Analysis of Concrete Dam Foundations Using a Particle/Surface Interface Model for Large Displacements

open access: yesInfrastructures
In concrete dam foundations, failure mechanisms are primarily influenced by natural rock discontinuities, the dam foundation interface, or weaker strata.
Nuno Monteiro Azevedo   +2 more
doaj   +1 more source

Viability and Feasibility of Constrained Kinematic Control of Manipulators

open access: yesRobotics, 2018
Recent advances in planning and control of robot manipulators make an increasing use of optimization-based techniques, such as model predictive control. In this framework, ensuring the feasibility of the online optimal control problem is a key issue.
Marco Faroni   +3 more
doaj   +1 more source

Electrosynthesis and Thermoelectric Properties of Conductive Polymers with Polyhedral Oligomeric Silsesquioxane (POSS) Composites

open access: yesEnergy Material Advances
In this study, we synthesized polymer composites by incorporating polyhedral oligomeric silsesquioxane (POSS) units into polythiophene to reduce the thermal conductivity of conductive polymers.
Ichiro Imae   +6 more
doaj   +1 more source

A Binary Classification Algorithm Based on Polyhedral Conic Functions

open access: yesDüzce Üniversitesi Bilim ve Teknoloji Dergisi, 2015
Data classification is one of the main techniques of data mining. Different mathematical programming approaches of the data classification were presented in recent years.
Nur Uylaş Satı
doaj  

A polyhedral approach to the multi-layer crossing minimization problem [PDF]

open access: yes, 1997
We study the multi-layer crossing minimization problem from a polyhedral point of view. After the introduction of an integer programming formulation of the multi-layer crossing minimization problem, we examine the 2-layer case and derive several classes of facets of the associated polytope. Preliminary computational results for 2- and 3-layer instances
Jünger, Michael   +3 more
openaire   +3 more sources

Dynamic Network Design Problem under Demand Uncertainty: An Adjustable Robust Optimization Approach

open access: yesDiscrete Dynamics in Nature and Society, 2014
This paper develops an adjustable robust optimization approach for a network design problem explicitly incorporating traffic dynamics and demand uncertainty. In particular, a cell transmission model based network design problem of linear programming type
Hua Sun, Ziyou Gao, Fangxia Zhao
doaj   +1 more source

Experiments with a Convex Polyhedral Analysis Tool for Logic Programs

open access: yes, 2007
Convex polyhedral abstractions of logic programs have been found very useful in deriving numeric relationships between program arguments in order to prove program properties and in other areas such as termination and complexity analysis.
Banda, Gourinath   +2 more
core  

A polyhedral approach to an integer multicommodity flow problem

open access: yesDiscrete Applied Mathematics, 2000
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Brunetta, L.   +2 more
openaire   +3 more sources

Mesh morphing-based pre-processing and numerical simulation of blockage accident in lead–bismuth fast reactor fuel assembly

open access: yesNuclear Engineering and Technology
This paper presents a CFD modeling approach for a 19-rod bundle fuel assembly with spiral semi-cylindrical ribs, which potentially can be used for liquid metal cooled fast reactor, as well as a numerical simulation of flow and thermal behavior under ...
Hao Sun   +5 more
doaj   +1 more source

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