Výsledky vyhledávání - objective function with variable coefficient

Теорема существования решения задачи оптимального управления процессом таможенного оформления Autor Тахиров, Ж.О., Абдурахмонов, Т.Т., Саидов, А.А.

“…В статье рассматривается вопрос моделирования процесса таможенного оформления товаров внешней торговли. Разработана математическая модель управления…”
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A novel extraction model optimization with effective separation coefficient for rare earth extraction process using improve differential evolution Autor Xu, Fangping, Yang, Hui, Zhu, Jianyong, Chang, Wenjia

“…) within each extraction extractor. This model also facilitates the construction of an optimized objective function for determining the effective separation coefficient…”
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Multi objective ecological optimization of an irreversible Stirling cryogenic refrigerator cycle Autor Prajapati, Parth, Patel, Vivek, Raja, Bansi D., Jouhara, Hussam

“… out. The aim is to maximize the ecological objective function and the ecological coefficient of performance, and the effect of design variables on the objective function is investigated…”
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Gradient-enhanced PINN with residual unit for studying forward-inverse problems of variable coefficient equations Autor Zhou, Hui-Juan, Chen, Yong

“… This study proposes a gradient-enhanced PINN with residual unit (R-gPINN) method to solve the data-driven solution and function discovery for variable coefficient PDEs…”
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Automatic optimization of centrifugal pump for energy conservation and efficiency enhancement based on response surface methodology and computational fluid dynamics Autor Wang, Chuan, Yao, Yulong, Yang, Yang, Chen, Xionghuan, Wang, Hui, Ge, Jie, Cao, Weidong, Zhang, Qiqi

“… and hydraulic efficiency is constructed to establish the objective function. Secondly, calculate the main dimensions of the impeller using the velocity coefficient method…”
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Coordinated optimization on energy capture and torque fluctuation of wind turbines via variable weight NMPC with fuzzy regulator Autor Song, Dongran, Tu, Yanping, Wang, Lei, Jin, Fangjun, Li, Ziqun, Huang, Chaoneng, Xia, E, Rizk-Allah, Rizk M., Yang, Jian, Su, Mei, Hoon Joo, Young

“…•Fuzzy regulator dynamically updates the weight coefficient of cost function.•Coordinated optimization of energy capture and generator torque by fuzzy regulator…”
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Linear Programming and Fuzzy Optimization to Substantiate Investment Decisions in Tangible Assets Autor Boloș, Marcel-Ioan, Bradea, Ioana-Alexandra, Delcea, Camelia

“… This hybrid model is proposed for solving investment decision problems, based on decision variables, objective function coefficients, and a matrix of constraints, all of them presented in the form…”
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Inversion of extinction coefficient and refractive index of variable transparency solid–solid phase change material based on a hybrid model under real climatic conditions Autor Wang, Pengcheng, Liu, Zhongbing, Zhang, Ling, Wang, Zhe, Fan, Jianhua

“…•The hybrid model is a combination of experimental data-driven and mathematical models.•The refractive index and extinction coefficient are obtained at the same time…”
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Single and multi-objective optimization of nanofluid flow in flat tube to enhance heat transfer using antlion optimizer algorithms Autor Dinkar, Shail Kumar, Deep, Kusum

“… It consists of two conflicting optimization problem as discrete objective functions: first to maximize heat transfer coefficient and second to minimize pressure drop value…”
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Enhanced Generalized Regression Neural Network With Backward Sequential Feature Selection for Machine-Learning-Driven Soil Moisture Estimation: A Case Study Over the Qinghai-Tibet Plateau Autor Zhang, Ling, Xue, Zhaohui, Liu, Huan, Li, Hao

“…) method for SM estimation. By using k-fold cross-validation to obtain the training set and validation set, and using the Pearson correlation coefficient to design evaluation criteria and objective function, EBSFS searches…”
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Numerical solution of (2+1)-dimensional nonlinear sine-Gordon equation with variable coefficients by using an efficient deep learning approach Autor Deresse, Alemayehu Tamirie, Dufera, Tamirat Temesgen

“…) with regularization technique, to resolve (2+1)-dimensional nonlinear damped and undamped sine-Gordon problem with variable coefficients…”
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Multi-objective optimization of multi-channel cold plate under intermittent pulsating flow by RSM and NSGA-Ⅱ for thermal management of electric vehicle lithium-ion battery pack Autor Zuo, Wei, Li, Dexin, Li, Qingqing, Cheng, Qianju, Zhou, Kun, E, Jiaqiang

“… In this work, in order to address the issue about multi-objective optimization of multi-channel cold plate under intermittent pulsating flow, RSM…”
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Towards solving linear programming with uncertainty using neutrosophic parameters Autor Bera, Tuhin, Mahapatra, Nirmal Kumar

“… The coefficients of all objective functions are set as a variable quantity instead of conventional way to address a specific problem in several atmosphere…”
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Optimistic Stackelberg solutions to bilevel linear programming with fuzzy random variable coefficients Autor Ren, Aihong, Wang, Yuping

“…In this paper, we consider a kind of bilevel linear programming problem where the coefficients of both objective functions are fuzzy random variables…”
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Turbulent separated shear flow control by surface plasma actuator: experimental optimization by genetic algorithm approach Autor Benard, N., Pons-Prats, J., Periaux, J., Bugeda, G., Braud, P., Bonnet, J. P., Moreau, E.

“…) and also to measure the wall pressure fluctuation coefficients (objective function #2). An autonomous multi-variable optimization by genetic algorithm is implemented…”
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Process scheduling under uncertainty using multiparametric programming Autor Li, Zukui, Ierapetritou, Marianthi G

“… problems addressing a wide variety of scheduling problems under different types of uncertainty, which are modeled as coefficient in objective function, as coefficient of integer variable and right hand side vector of the constraints…”
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Exact solutions for the nonlinear Schrödinger equation with variable coefficients using the generalized extended tanh-function, the sine–cosine and the exp-function methods Autor Zayed, E.M.E., Abdelaziz, M.A.M.

“…) equation with variable coefficients using three methods via the generalized extended tanh-function method, the sine…”
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A multi-objective and CFD based optimization of roof-flap geometry and position for simultaneous drag and lift reduction Autor Rostamzadeh-Renani, Mohammad, Baghoolizadeh, Mohammadreza, Sajadi, S. Mohammad, Rostamzadeh-Renani, Reza, Azarkhavarani, Narjes Khabazian, Salahshour, Soheil, Toghraie, Davood

“…As the transport sector is responsible for the consumption of a vast proportion of the oil produced, it is mandatory to research feasible solutions to tackle…”
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The influence of selected parameters of spray cooling and thermal conductivity on heat transfer coefficient Autor Cebo-Rudnicka, Agnieszka, Malinowski, Zbigniew, Buczek, Andrzej

“… The inverse method has been employed for the heat transfer coefficient identification. The objective function defines dimensionless deference between measured and calculated temperatures…”
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Analysis of random non-autonomous logistic-type differential equations via the Karhunen–Loève expansion and the Random Variable Transformation technique Autor Cortés, J.-C., Navarro-Quiles, A., Romero, J.-V., Roselló, M.-D.

“… We assume that the initial condition is a random variable and the diffusion coefficient is a stochastic process…”
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