搜索结果: 91-105 共查到“工学 optimization”相关记录509条 . 查询时间(0.049 秒)
Matrix-free convex optimization modeling
Convex optimization modeling framework convex optimization into the program linear function matrix graphic coding
2015/8/7
We introduce a convex optimization modeling framework that transforms a convex optimization problem expressed in a form natural and convenient for the user into an equivalent cone program in a way tha...
Network lasso: Clustering and optimization in large graphs
Convex Optimization ADMM Network Lasso
2015/8/7
Convex optimization is an essential tool for modern data analysis, as it provides a framework to formulate and solve many problems in machine learning and data mining. However, general convex optimiza...
Disciplined convex stochastic programming: A new framework for stochastic optimization
Convex stochastic programming modeling mathematics DCSP modeling
2015/8/7
We introduce disciplined convex stochastic programming (DCSP), a modeling framework that can significantly lower the barrier for modelers to specify and solve convex stochastic optimization problems, ...
The Self-Organization of Interaction Networks for Nature-Inspired Optimization
Complex Systems Evolutionary Algorithms Network Evolution Optimization
2015/7/29
Over the last decade, significant progress has been made in understanding complex biological systems, however there have been few attempts at incorporating this knowledge into nature inspired optimiza...
Optimization as an analysis tool for human complex decision making
mixed-integer programming nonlinear programming cognitive psychology measurement and performance
2015/7/21
We present a problem class of mixed-integer nonlinear programs (MINLPs) with nonconvex continuous relaxations which stem from economic test scenarios that are used in the analysis of human complex pro...
Industrial Applications of Aerodynamic Shape Optimization
Industrial Applications Aerodynamic Shape Optimization
2015/7/3
This is the second of three lectures prepared by the authors for the von Karman Institute that deal with the subject of aerodynamic shape optimization. In our first lecture we introduced some th...
Theoretical Background for Aerodynamic Shape Optimization
Theoretical Background Aerodynamic Shape Optimization
2015/7/3
This is the first of three lectures prepared by the authors for the von Karman Institute that deal with the subject of aerodynamic shape optimization. In this lecture we introduce some theoretic...
Computational Aerodynamics:Solvers and Shape Optimization
computational fl uid dynamics aerodynamics shape optimization
2015/7/3
Aeronautics, and in particular aerodynamics, has been one of the main technological drivers for the development of computational fluid dynamics (CFD).
Robust Airfoil Optimization Using Maximum Expected Value and Expected Maximum Value Approaches
Robust Airfoil Optimization Maximum Expected Value Expected Maximum Value Approaches
2015/7/3
Deterministic engineering design often leads to unexpected or physically unrealizable results. This is due to the fact that deterministic design is not able to capture the effects of even slight natur...
Optimization of Flow Past a Moving Deformable Airfoil using Spectral Difference Method
Optimization Flow Past Moving Deformable Airfoil Spectral Diff erence Method
2015/7/3
In this paper we examine the low Reynolds number flow past a harmonically plunging,pitching, and deforming airfoil, both individually and in combination. The lift and thrust characteristics of t...
A Systematic Study on the Impact of Dimensionality for a Two-Dimensional Aerodynamic Optimization Model Problem
Systematic Study Impact Dimensionality Two-Dimensional Aerodynamic Optimization Model Problem
2015/7/3
A model problem, based on the NACA0012 airfoil, is studied. The thickness distribution of the symmetric NACA0012 airfoil is optimally approximated with a 4th-order Bezier curve. This best-fit ap...
Adjoint-Based Aerodynamic Optimization of Supersonic Biplane Airfoils
Aerodynamic Optimization Supersonic Biplane Airfoils
2015/7/3
This paper addresses the aerodynamic performance of Busemann-type supersonic biplanes at both design and off design conditions. An adjoint-based optimization technique is used to optimize the aerodyna...
Analysis and shape optimization in incompressible flows with unstructured grids
Adjoints Unstructured grids Incompressible fl ows
2015/7/3
The reduced gradient evaluations provide major computa tional savings for unstructured grids and its accuracy and use for canonical and industrial problems is a major contribution of this study. The d...
Optimization Methods in Computational Fluid Dynamics
Optimization Methods Computational Fluid Dynamics
2015/7/3
In order to set the context for aerodynamic shape optimization, the airplane design process is summarized in the following paragraphs. It can generally be divided into three phases: conceptual design,...
Enhancement of a Class of Adjoint Design Methods via Optimization of Parameters
Enhancement Adjoint Design Methods Optimization Parameters
2015/7/3
INCE the adjoint method was introduced to aerodynamic shape optimization in 1980s [1,2], this method has become a popular choice for design problems involving fluid flow and has been succe...