OPTIMAL PORTFOLIO FORMATION USING MEAN VARIANCE EFFICIENT PORTFOLIO AND CAPITAL ASSET PRICING MODEL WITH ARTIFICIAL NEURAL NETWORK AS STOCK SELECTION METHOD by Emy Siswanah, Siti Maslihah, Agustina Anggraini, Muhammad Malik Hakim

“…There are two main things in forming an optimal stock portfolio: stock selection and stock weight determination. This study aims to determine the performance of an optimal portfolio formed using ANN as a stock selection method and MVEP (Mean-Variance Efficient Portfolio) and CAPM (Capital Asset Pricing Model) to determine stock weights. …”
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Evaluating the efficacy of ultrasound-assisted extraction of Plantago major L. leaves by response surface methodology through determination of aucubin levels by Kurnia Rahayu Purnomo Sari, Zullies Ikawati, Retno Danarti, Nur Hasna Nafiisah, Triana Hertiani

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Structural Optimization of Tri-Cone Cyclone Based on the Response Surface Method by Qian Weifeng, Zhou Sizhu, Zhuang Hao, Huang Tiancheng, Yao Zhoukun

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STATISTICAL ANALYSIS OF THE EFFICIENCY OF THE PRODUCTION AND CONSUMPTION OF MILK PRODUCTS by Vladimir S. Mhitaryan, Lyubov V. Ruchinskaya

“…The methods of efficiency estimation of activity of milk-producing enterprises, which are based on construction of hierarchical system of integrated indexes and allow to classify milk-producing enterprises according to the level of their activity efficiency, are suggested in the article. …”
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Comparison of the efficiency and impact of physical education activities carried out online and face-to-face on students’ results in primary education by Lungu Adrian, Vizitiu Lakhdari Elena

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Experimental determination of effective porosity in terrestrial shale reservoirs and logging characterization methods： A case study of shale of Es4UC in Boxing Subsag by CHEN Bing

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The diagnostic value of low-dose chest computed tomography for calcium score determining compared with the standard method and the results of computed tomography and selective coro... by K. N. Zhuravlev, O. V. Styazhkina, E. Yu. Vasilieva, V. E. Sinitsyn, A. V. Shpektor

“…The aim of this study is to assess the efficiency of low-dose chest CT in calcium score (CS) determining and to compare it with conventional method and results of CT and selective coronary angiography.Material and methods. …”
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MANAGEMENT OF INNOVATIVE POTENTIAL OF A COMMERCIAL ORGANIZATION AT DIFFERENT STAGES OF THE LIFE CYCLE OF INNOVATION by L. Ushvitskiy, A. Ter-Grigoryants, O. Belozerova

“…Based on the results of the study, priority areas for the selective use of organizational, administrative, socio-psychological and economic methods for managing the resources of the innovative potential of a commercial structure, focused on increasing the level of efficiency of its use and creating a high-quality and competitive innovative product, were identified.…”
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ON IDENTIFICATION OF CONCRETE PLASTICIZING ADDITIVES by P. I. Yukhnevskiy, G. T. Schirokij

“…However, due to the fact that it is not possible to judge number of functional groups in the product by  absorption band size but it is possible only to assess their availability so it is recommended to use other methods. As an additional characteristics it is proposed to determine magnitude of the dipole moment in a  plasticizer-additive molecule. …”
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Efforts to Reduce Carbon Footprint of Dokuz Eylül University Tınaztepe Campus in İzmir, Türkiye by Elif Duyuşen Kokulu, Eylül Ceren Özyürek

“…These recommendations include measures such as increasing energy efficiency, adopting more sustainable transportation methods, and reducing water consumption. …”
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Computationally efficient solution for finding the current density on the illuminated and shadow sides of an infinitely thin circular disk by Dmitry K. Ketukh

“…Methods. The solution is formed by the Galerkin method when determining the desired approximation of the surface current density on the disk. …”
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Features of efficient schemes of complex-shaped forging stamping in an open die designed using numerical simulation by A. V. Vovchenko, K. A. Kostenko, O. I. Katrich

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ANALYSIS OF THERMAL PROPERTIES OF THE LED-LINES BY METHOD OF ELECTRICАL TRANSIENT PROCESSES by S. A. Manеgo, Yu. A. Bumai, I. A. Khorunzhii, Yu. V. Trofimov

“…Increasing the solid lighting facilities operational energy-efficiency in the national economy of the Republic of Belarus is of current concern. …”
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Competence Method of Forming Project and Integration Teams in the Implementation of a Merger Transaction in the Banking Sector by D. S. Rukavishnikov

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Vibração transversal: um método eficiente para classificação de peças estruturais de madeira Transverse vibration: an efficient method for structural timber classification by Carlito Calil Júnior, Alexandre J. S. Miná

“…This work shows the existence of high linear correlation between the static elasticity modulus and the dynamic elasticity modulus, obtained from flexion static test and from transverse vibration test, in 326 structural pieces of Southern Pine specie, and indicates the efficiency of the transverse vibration test for elasticity modulus determination and for classification of structural pieces of timber.…”
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Double-reverse-signal ratiometric fluorescence probe for residual determination of chlorpyrifos pesticide in surface water based on scalable upcycling of rice straw to luminescent... by Rania El-Shaheny, Lateefa Al-Khateeb, Mahmoud El-Maghrabey, Galal Magdy, Heba M. Hashem

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A Simple and Sensitive RP-UPLC Method for the Simultaneous Determination of N-Hydroxybenzotriazole, Cinchonidine and 1,3-Dicyclohexyl Urea Contents in Fosinopril Sodium Drug Substa... by M. Narendra Kumar, V. Krishna Reddy, Hemant Kumar Sharma, T. Kaleemullah, T. Chandra Sekhar Reddy, G. Thirupathi Reddy, N. Sreenivas, Goutam Sen

“…A simple and sensitive reverse phase ultra performance liquid chromatography (RP-UPLC) method has been developed, optimized and validated for the simultaneous determination of N-Hydroxybenzotriazole (HOBt), Cinchonidine and 1,3-Dicyclohexyl urea (DCU) contents at low levels in fosinopril sodium drug substance. …”
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The Protective Effect of <i>Boschnikia rossica</i> Extract on Free Radical-Induced Oxidative Damage of Biomolecules and Establishment of a Method for Determining the Content of Ole... by Zhuohao Zhao, Mingjie Jia, Yuning An, Yihong Bao, Yuncai Zhao

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Influence of dead layer on the response function of planar and coaxial Ge detector using Monte Carlo method by R. A. El-Tayebany, N. Shaaban

“…The detector response function feature's most probable interaction mechanisms are described. The Monte Carlo method is applied to simulate the calibration of a HPGe detector in order to determine the total inactive germanium layer thickness and the active volume that is needed in order to study the response function for both types of detectors. …”
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Cost-Efficient RSSI-Based Indoor Proximity Positioning, for Large/Complex Museum Exhibition Spaces by Panos I. Philippopoulos, Kostas N. Koutrakis, Efstathios D. Tsafaras, Evangelia G. Papadopoulou, Dimitrios Sigalas, Nikolaos D. Tselikas, Stefanos Ougiaroglou, Costas Vassilakis

“…Pilot implementation decisions and methods adopted at all layers of the VTT architecture followed the overall concept of simplicity, availability, and cost-efficiency, providing a maximum infrastructure cost of 8 Euro per m² covered. …”
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