Search Results - "Numerical methods in mathematical programming, optimization and calculus of variations"

Novel derivative of harmony search algorithm for discrete design variables by Geem, Zong Woo

“…Calculus has widespread applications in science and engineering. Optimization is one of its major subjects, where a problem can be mathematically formulated and its optimal solution is determined by using derivatives…”
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Projected Barzilai-Borwein methods for large-scale box-constrained quadratic programming by Dai, Yu-Hong, Fletcher, Roger

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Forecasting concentrations of air pollutants by logarithm support vector regression with immune algorithms by Lin, Kuo-Ping, Pai, Ping-Feng, Yang, Shun-Ling

“…The need to minimize the potential impact of air pollutants on humans has made the accurate prediction of concentrations of air pollutants a crucial subject in environmental research…”
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Computational methods for solving fully fuzzy linear systems by Dehghan, Mehdi, Hashemi, Behnam, Ghatee, Mehdi

“… One of the most practicable subjects in recent studies is based on LR fuzzy numbers, which are defined and used by Dubois and Prade with some useful and easy approximation arithmetic operators…”
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Optimization of nonlinear geological structure mapping using hybrid neuro-genetic techniques by Ganesan, T., Vasant, P., Elamvazuthi, I.

“… It involves minimization of objective function subject to the requirement of geophysical and operational constraints…”
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Design of optimal disturbance rejection PID controllers using genetic algorithms by Krohling, R.A., Rey, J.P.

“…, the integral of the time weighted squared error subject to the disturbance rejection constraint…”
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A solution to the optimal power flow using genetic algorithm by Osman, M.S., Abo-Sinna, M.A., Mousa, A.A.

“… This methodology is divided into two parts. The first part employs the genetic algorithm (GA) to obtain a feasible solution subject to desired load convergence, while the other part employs GA to obtain the optimal solution…”
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The Effect of the Schwarz Rearrangement on the Periodic Principal Eigenvalue of a Nonsymmetric Operator by Nadin, Grégoire

“…This paper is concerned with the periodic principal eigenvalue $k_\lambda(\mu)$ associated with the operator…”
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A New Variational Approach to the Stability of Gravitational Systems by Lemou, Mohammed, Méhats, Florian, Raphaël, Pierre

“…We consider the three dimensional gravitational Vlasov Poisson system which describes the mechanical state of a stellar system subject to its own gravity…”
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Comparison of two randomized policy M/G/1 queues with second optional service, server breakdown and startup by Wang, Kuo-Hsiung, Yang, Dong-Yuh, Pearn, W.L.

“…The problem addressed in this paper is to compare the minimum cost of the two randomized control policies in the M/G/1 queueing system with an unreliable…”
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Hybrid neuro-swarm optimization approach for design of distributed generation power systems by Ganesan, T., Vasant, P., Elamvazuthi, I.

“…The global energy sector faces major challenges in providing sufficient energy to the worlds ever-increasing energy demand. Options to produce greener, cost…”
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The performance measures and randomized optimization for an unreliable server M [ x] /G/1 vacation system by Ke, Jau-Chuan, Huang, Kai-Bin, Pearn, Wen Lea

“…This paper examines an M [ x] /G/1 queueing system with a randomized vacation policy and at most J vacations. Whenever the system is empty, the server…”
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Geometric programming problem with single-term exponents subject to max-product fuzzy relational equations by Zhou, XueGang, Ahat, Rashida

“…In this paper, an optimization model for minimizing an objective function with single-term exponents subject to fuzzy relational equations specified in max-product composition is presented…”
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Deconvolving an estimate of breath measured blood alcohol concentration from biosensor collected transdermal ethanol data by Dumett, M.A., Rosen, I.G., Sabat, J., Shaman, A., Tempelman, L., Wang, C., Swift, R.M.

“…Biosensor measurement of transdermal alcohol concentration in perspiration exhibits significant variance from subject to subject and device to device…”
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Construction of a model towards EOQ and pricing strategy for gradually obsolescent products by Wang, Kuo-Hsien, Tung, Che-Tsung

“…Due to the rapid advance of technology, manufacturers’ marketing models and quickly changing consumer tastes, products such as apparel, clothing accessories…”
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Computational algorithm and parameter optimization for a multi-server system with unreliable servers and impatient customers by Wu, Chia-Huang, Ke, Jau-Chuan

“…We consider an infinite capacity M/M/c queueing system with c unreliable servers, in which the customers may balk (do not enter) and renege (leave the queue…”
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Optimal control for nonlinear dynamical system of microbial fed-batch culture by Liu, Chongyang

“… as the control function, we propose an optimal control model subject to a nonlinear dynamical system and constraints of continuous state and non-stationary control…”
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Fuzzy linear objective function optimization with fuzzy-valued max-product fuzzy relation inequality constraints by Abbasi Molai, Ali

“…In this paper, we firstly consider an optimization problem with a linear objective function subject to a system of fuzzy relation inequalities using the max-product composition…”
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Optimizing the geometric programming problem with single-term exponents subject to max–min fuzzy relational equation constraints by Wu, Yan-Kuen

“…In this study we investigate the problem of minimizing an objective function with single-term exponents subject to fuzzy relational equations specified in max–min composition…”
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Nonmonotone adaptive trust-region method for unconstrained optimization problems by Fu, Jinhua, Sun, Wenyu

“…In this paper, an adaptive trust region method with nonmonotone technique for unconstrained optimization problems is presented and analyzed. The global and…”
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