On the Accuracy and Efficiency of Transient Spectral Element Models for Seismic Wave Problems by Sanna Mönkölä

“…For time discretization we compare three different schemes. The efficiency of the higher-order time discretization schemes depends on several factors which we discuss by presenting numerical experiments with the fourth-order Runge-Kutta and the fourth-order Adams-Bashforth time-stepping. …”
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EVALUATION METHOD OF TERRAIN MONITORING EFFICIENCY BY MEANS OF UNMANNED AERIAL VEHICLES by Yurii G. Danyk, Igor I. Baleckuy

“…The measure of effectiveness concerning the surveillance performance by means of an unmanned aerial vehicle has been proposed when it is located at different points of the airspace. The calculation method of the introduced measure of monitoring efficiency has been proposed.…”
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Efficacy and procedural efficiency of mechanical thrombectomy devices in posterior circulation stroke by Linlin Ma, Zhe Cheng, Gary B. Rajah, Gary B. Rajah, Ho Jun Yun, Xiaokun Geng, Xiaokun Geng, Xiaokun Geng, Yuchuan Ding

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Econometric Modeling to Measure the Efficiency of Sharpe’s Ratio with Strong Autocorrelation Portfolios by Karime Chahuán-Jiménez, Rolando Rubilar-Torrealba, Hanns de la Fuente-Mella

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COMPARING AN EFFICIENCY OF ERODED SOILS RESTORATION IN NORTH-WESTERN UKRAINIAN POLISSYA by Valerii KOLIADA, Olga KOLIADA, Serhii CHUHAIEV, Liubov KORCHASHKINA

“…Presented prospects about restoration of sod-podsolic and sod-carbonate soils possessing light granulometric composition (texture) regarding local processes of wind erosion. Agricultural efficiency of crops growing in conditions of Polissya (West forest zone) has been determined. …”
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Rapid and Efficient Synthesis of ω-Alkylenediphosphoric Acids from Phosphorus Oxychloride by Dalila Meziane, Abdelhamid Elias, Erwann Guénin

“…The aim of this investigation was to develop an efficient, rapid, and selective method for the synthesis of ω-alkylenediphosphoric acids (HO)2(O)P-O-CH2n-O-P(O)(OH)2 from reaction of several diols with phosphorus oxychloride. …”
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Estimation of the efficiency of determining the performance of road machines by experimental and design ways by Grushetsky S.M.

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Preparation of Ultrafine Disperse Dyes Based on the Efficiency Balance of Grinding and Dyeing by Jingsi Qiu, Yue Liu

“…These parameters can make the overall work of coarse dyes’ grinding and dyeing more efficient, avoiding the waste of cost and the increase in workload.…”
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Using Data Envelopment Analysis for Measuring the Efficiency of Water Bottling Distributors by Uğur Arcagök

“…We got different results from the initial assumptions after the analysis. …”
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Unveiling the pandemic's impact: Did COVID-19 drive business failures? A Cutting-Edge Analysis with Spatial Autoregressive Modelling by David Garnés Galindo, Manuel Ruiz-Marín, María Luz Maté-Sánchez-Val

“…The models have been estimated using the spatial Seemingly Unrelated Regressions (SUR) methodology, and each equation was estimated following a spatial Differences-in-Differences model. The results confirm that the emergence of Covid-19 has had a significant impact on companies' financial ratios, worsening their positions in terms of liquidity, indebtedness, and efficiency, with the existence of a spatial contagion pattern. …”
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Measuring the fitted filtration efficiency of cloth masks, medical masks and respirators. by Amanda A Tomkins, Gurleen Dulai, Ranmeet Dulai, Sarah Rassenberg, Darren Lawless, Scott Laengert, Rebecca S Rudman, Shiblul Hasan, Charles-Francois de Lannoy, Ken G Drouillard, Catherine M Clase

“…Comparative studies of the fitted filtration efficiency of different types of masks are scarce.<h4>Objective</h4>To describe the fitted filtration efficiency against small aerosols (0.02-1 µm) of medical and non-medical masks and respirators when worn, and how this is affected by user modifications (hacks) and by overmasking with a cloth mask.…”
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An Efficient Design of QCA Full-Adder-Subtractor with Low Power Dissipation by Ismail Gassoumi, Lamjed Touil, Abdellatif Mtibaa

“…In this paper, novel energy- and area-efficient QCA-based adder/subtractor designs have been proposed. …”
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Assessing Energy Efficiency in Desktop-Size FFF 3D Printers by Radosław Wichniarek, Filip Osiński

“…This study investigates the energy consumption characteristics of desktop-sized Fused Filament Fabrication (FFF) 3D printers, focusing on variations in energy usage and operational efficiency across different models. The results demonstrate a correlation between machine parameters and energy efficiency during the processing of PLA material. …”
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Design of Asymmetrical Relay Resonators for Maximum Efficiency of Wireless Power Transfer by Bo-Hee Choi, Jeong-Hae Lee

“…A new design method for relay resonators is demanded because maximum power transfer efficiency (PTE) is not obtained at the resonant frequency of unit resonator. …”
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Comparison of the efficiency of zero and first order minimization methods in neural networks by E. A. Gubareva, S. I. Khashin, E. S. Shemyakova

“…It has been shown that the efficiency of properly organized zero-order methods in the considered problems of training neural networks is not lower than the gradient ones.…”
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New Predictor-Corrector Methods with High Efficiency for Solving Nonlinear Systems by Alicia Cordero, Juan R. Torregrosa, María P. Vassileva

“…Moreover, we pay special attention to the number of linear systems to be solved in the process, with different matrices of coefficients. On the other hand, by applying the pseudocomposition technique on each proposed scheme we get to increase their order of convergence, obtaining new efficient high-order methods. …”
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COMPARISON OF ENERGY EFFICIENCY INDEX OF THE SMALL SPEED FERRY AND THE PASSENGER VEHICLE by Mykola M. Konotopets, Oleksandr O. Kanifolskyi

“…The requirements of this international document are related to EEDI (Energy Efficiency Design Index). The EEDI index combines several important points of view of different sciences to the ship: the theory of ship design, ship theory, economics and ecology. …”
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Analysis of the efficiency of a follow-up of patients with dyshormonal breast dysplasia by E. A. Sukhareva, L. A. Ponomareva

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PAS: An Efficient Privacy-Preserving Multidimensional Aggregation Scheme for Smart Grid by Hui Zhu, Fen Liu, Rong Yan, Hui Li

“…Without disclosing the privacy-sensitive information (e.g., identity and power consumption) of users, the operation center can obtain the number of users and power consumption at each step in different dimensions. Based on an improved Paillier cryptosystem, the operation center can acquire more valid information to regulate the generated energy, and an efficient anonymous authentication scheme is employed to protect the privacy of user's identity from the regional center. …”
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Efficient Observation Time Window Segmentation for Administrative Data Machine Learning by Musa Taib, Geoffrey G. Messier

“…The results show that TAIB leads to models that are not only more efficient to train but can perform better than models that default to representing all features with the same time bin size.…”
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