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Simultaneous kriging-based estimation and optimization of mean response

Janusevskis, Janis; Riche, Rodolphe Le - In: Journal of Global Optimization 55 (2013) 2, pp. 313-336

Robust optimization is typically based on repeated calls to a deterministic simulation program that aim at both … software which makes the computational cost one of the principal obstacles to optimization in the presence of uncertainties …, simulation parameters are divided into two sets, the deterministic optimization variables and the random uncertain parameters. A …

Persistent link: https://www.econbiz.de/10010994109

Optimization of laminated composite plates for maximum fundamental frequency using Elitist-Genetic algorithm and finite strip method

Sadr, M.; Bargh, H. Ghashochi - In: Journal of Global Optimization 54 (2012) 4, pp. 707-728

In the present paper, fundamental frequency optimization of symmetrically laminated composite plates is studied using … which has been developed on the basis of full energy methods. To improve the speed of the optimization process, the elitist … shows the good efficiency of the E-GA algorithm. A multi-objective optimization strategy for optimal stacking sequence of …

Persistent link: https://www.econbiz.de/10010896394

Multi-parametric disaggregation technique for global optimization of polynomial programming problems

Teles, João; Castro, Pedro; Matos, Henrique - In: Journal of Global Optimization 55 (2013) 2, pp. 227-251

optimization problems, frequently occurring in science and engineering. The polynomial nonlinear problem is primarily transformed …

Persistent link: https://www.econbiz.de/10010896400

Green overhead and underground multiple-input multiple-output medium voltage broadband over power lines networks: energy-efficient power control

Lazaropoulos, Athanasios - In: Journal of Global Optimization 57 (2013) 3, pp. 997-1024

The broadband potential of overhead and underground medium-voltage/broadband over power lines (MV/BPL) systems associated with multiple-input multiple-output (MIMO) transmission technology and energy efficient (EE) or green policies is examined analytically. The contribution of this paper is...

Persistent link: https://www.econbiz.de/10010896446

Packing congruent hyperspheres into a hypersphere

Stoyan, Yuriy; Yaskov, Georgiy - In: Journal of Global Optimization 52 (2012) 4, pp. 855-868

Persistent link: https://www.econbiz.de/10010845822

Expected improvement in efficient global optimization through bootstrapped kriging

Kleijnen, Jack; Beers, Wim; Nieuwenhuyse, Inneke - In: Journal of Global Optimization 54 (2012) 1, pp. 59-73

This article uses a sequentialized experimental design to select simulation input combinations for global optimization … “efficient global optimization” (EGO) through the introduction of an improved estimator of the Kriging predictor variance; this …

Persistent link: https://www.econbiz.de/10010994014

Solving dual problems using a coevolutionary optimization algorithm

Deb, Kalyanmoy; Gupta, Shivam; Dutta, Joydeep; Ranjan, … - In: Journal of Global Optimization 57 (2013) 3, pp. 891-933

In solving certain optimization problems, the corresponding Lagrangian dual problem is often solved simply because in …. Another interesting aspect of dual problems is that both lower and upper-level optimization problems involve only box … constraints and no other equality of inequality constraints. In this paper, we propose a coevolutionary dual optimization (CEDO …

Persistent link: https://www.econbiz.de/10010994031

On the stability of the linear functional equation in a single variable on complete metric groups

Jung, Soon-Mo; Popa, Dorian; Rassias, Michael - In: Journal of Global Optimization 59 (2014) 1, pp. 165-171

In this paper we obtain a result on Hyers–Ulam stability of the linear functional equation in a single variable <InlineEquation ID="IEq1"> <EquationSource Format="TEX">$$f(\varphi (x))=g(x) \cdot f(x)$$</EquationSource> <EquationSource Format="MATHML"> <math xmlns:xlink="http://www.w3.org/1999/xlink"> <mrow> <mi>f</mi> <mo stretchy="false">(</mo> <mi mathvariant="italic">φ</mi> <mo stretchy="false">(</mo> <mi>x</mi> <mo stretchy="false">)</mo> <mo stretchy="false">)</mo> <mo>=</mo> <mi>g</mi> <mo stretchy="false">(</mo> <mi>x</mi> <mo stretchy="false">)</mo> <mo>·</mo> <mi>f</mi> <mo stretchy="false">(</mo> <mi>x</mi> <mo stretchy="false">)</mo> </mrow> </math> </EquationSource> </InlineEquation> on a complete metric group. Copyright Springer Science+Business Media New York 2014

Persistent link: https://www.econbiz.de/10010994097

Improving differential evolution through a unified approach

Padhye, Nikhil; Bhardawaj, Piyush; Deb, Kalyanmoy - In: Journal of Global Optimization 55 (2013) 4, pp. 771-799

describe traditional forms of Evolutionary Optimization Systems such as Genetic Algorithms, Evolutionary Strategies …, Evolutionary Programming, Particle Swarm Optimization and differential evolution (DE). Then, a relatively new evolutionary paradigm …

Persistent link: https://www.econbiz.de/10010994117

Efficient adaptive regression spline algorithms based on mapping approach with a case study on finance

Koc, Elcin; Iyigun, Cem; Batmaz, İnci; Weber, … - In: Journal of Global Optimization 60 (2014) 1, pp. 103-120

Multivariate adaptive regression splines (MARS) has become a popular data mining (DM) tool due to its flexible model building strategy for high dimensional data. Compared to well-known others, it performs better in many areas such as finance, informatics, technology and science. Many studies...

Persistent link: https://www.econbiz.de/10010994193