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4221
Structural, electronic, and optical properties of (2D)MXenes Zr₂CT₂(T = O and F) studied using the (DFT + U) method
Published 2025-07-01“…Using the Quantum ESPRESSO package and advanced computational methods including density functional theory (DFT), the generalized gradient approximation (GGA), and the Perdew-Burke-Ernzerhof (PBE) exchange-correlation functional, the optimal Hubbard U parameters for Zr atoms in the semiconductor Zr₂CO₂ and the metallic Zr₂CF₂ MXenes were determined. …”
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4222
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4223
A Rice-Mapping Method with Integrated Automatic Generation of Training Samples and Random Forest Classification Using Google Earth Engine
Published 2025-03-01“…In addition, the extracted area of LR_Rice was highly consistent with the agricultural statistical area; the coefficient of determination R<sup>2</sup> was 0.9915, and the RMSE was 22.5 kha. …”
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4224
Simultaneous Quantification of Limonin, Two Indolequinazoline Alkaloids, and Four Quinolone Alkaloids in Evodia rutaecarpa (Juss.) Benth by HPLC-DAD Method
Published 2013-01-01“…A simple and efficient HPLC-DAD (225 nm) method was developed and validated for the simultaneous determination of limonin and six key alkaloids (evodiamine, rutaecarpine, 1-methyl-2-undecyl-4(1H)-quinolone, evocarpine, 1-methy-2-[(6Z,9Z)]-6,9-pentadecadienyl-4-(1H)-quinolone, and dihydroevocarpine) in Evodia rutaecarpa (Juss.) …”
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4225
Dynamic sink movement strategy for expedited query processing in Internet of things-based sensor networks
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4226
Spatial estimation of large-scale soil salinity using enhanced inverse distance weighting method and identifying its driving factors
Published 2025-08-01“…Compared with the results of the ordinary kriging, local polynomial interpolation and inverse distance weighting methods, the accuracy of AIDW ranked first with the root mean square error (RMSE) from 0.59 to 1.48 g/kg and determination coefficient (R²) from 0.91 to 0.99. …”
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4227
Measurement and assessment of human resources in information economy: substantive and methodological aspect
Published 2024-12-01“…The following weaknesses of the existing methodical base were identified: lack of a unified understanding of the category of “human resources” and some related categories, complexity of selecting indicators and indirectness of assessments, mixing different types of indicators in one measurement procedure, shift towards assessing the socio-demographic component, underestimation of feedback in the interaction of human resources with the economic, social, institutional environment, underdeveloped synthesis of traditional and digital methods. …”
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4228
Predicting Methods for Analyzing Data on Fatal Outcome Possibility in the Combination of Acute Coronary Syndrome and Atrial Fibrillation According to the Krasnodar Region Registry
Published 2019-07-01“…Each patient belonged to one of 3 groups according to the type of AF: new-onset AF in ACS patient, paroxysmal AF, documented in an anamnesis before the episode of ACS and the constant or persistent form of AF.Results. To determine predictors of models predicting the possible fatal outcome of a patient, the Spearman correlation coefficient was used. …”
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4229
Russian transport industry in the reproduction system: analysis of dynamics and the current level of development
Published 2024-07-01“…Socio-economic functions of transport determined its role as the most important component in the reproduction sys-tem. …”
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4230
How Rich is Platelet Rich Plasma? A Simple Preparation Method of PRP and Its Quality According to Various Classification Systems
Published 2020-09-01“…The results were compared and analysed using statistical methods to determine the efficacy of concentrating platelets by this method. …”
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4231
Testing of preparations for protection of grain crops from pests in the Steppe of Ukraine
Published 2025-03-01“…Methods. Field — records of pests and crop yields in accordance with generally accepted methods; calculation — determination of technical (biological) and economic efficiency of preparations and their mixtures; mathematical and statistical — assessment of the reliability of research results. …”
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4232
Optimal Parameter Extraction of PEM Fuel Cell Using a Hybrid Weighted Mean of Vectors and Nelder-Mead Simplex Method
Published 2024-01-01“…This paper proposes a new hybrid approach based on weIghted meaN oF vectOrs and Nelder-Mead (INFONM) method for PEM fuel cell parameter extraction. An optimization problem is framed and a sum of squared error (SSE) based objective function is formulated between estimated and experimental voltages. …”
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4233
UHPLC/MS-MS Analysis of Six Neonicotinoids in Honey by Modified QuEChERS: Method Development, Validation, and Uncertainty Measurement
Published 2013-01-01“…A modified QuEChERS method has allowed a very rapid and efficient single-step extraction, while the detection was performed by UHPLC/MS-MS. …”
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4234
Enhancing formation resistivity factor estimation in carbonate reservoirs using electrical zone indicator and multi-resolution graph-based clustering methods
Published 2025-08-01“…The integration of MRGC with EZI led to substantial improvements in model performance, increasing the coefficient of determination (R²) for FRF estimation from 0.924 to 0.974. …”
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4235
Automated software package for selecting transport technology for grain transportation by road freight transport
Published 2025-05-01“…The software package implemented an algorithm of eight steps: entering groups of indicators, their pairwise analysis, determining basic indicators based on the total matrix of relationships, entering the values of basic and reference indicators of transport technologies for grain transportation and weight coefficients, constructing gray analysis matrices, determining the index of basic indicators relative to target ones achievement. …”
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4236
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4237
Assessment of air pollution resulting from the South Baghdad power plant using the Gaussian model
Published 2025-03-01“…The atmospheric stability was determined using a three-dimensional ultrasonic anemometer and stability classes were determined using the Monin-Obukhov method and applied Lagrange scale to calculate vertical and horizontal dispersion coefficients. …”
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4238
The performance evaluation of chaotic maps in estimating the shape parameters of radial basis functions to solve partial differential equations
Published 2024-06-01“…Purpose: This study aims to investigate the potential of chaotic optimization algorithms in improving performance compared to other optimization methods, focusing on determining the appropriate shape parameter of radial basis functions for solving partial differential equations.Methodology: In this research, a two-stage process is employed where the Kansa method, based on meshless local techniques, is combined with the FCW method. …”
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4239
Assessing the role of field isolated Pseudomonas and Bacillus as growth‐promoting rizobacteria on avocado (Persea americana) seedlings
Published 2024-09-01“…Abstract Introduction This research aims to assess the efficacy of two genera of rhizobacteria from avocado field isolated: Pseudomonas and Bacillus, as plant growth‐promoting microorganisms in Hass avocado trees grafted onto Zutano rootstock. Materials and Methods The siderophore‐producing and phosphate‐solubilizing capacity of each isolated strain was determined and plant growth‐promoting activity, nutrient accumulation, and nutrient use efficiency in Zutano variety avocado seedlings were evaluated. …”
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4240
Prediction of the Calorific Value and Moisture Content of <i>Caragana korshinskii</i> Fuel Using Hyperspectral Imaging Technology and Various Stoichiometric Methods
Published 2025-07-01“…Finally, a comprehensive comparison of the modeling effectiveness of all methods was carried out, and the SNV-IRIV-PLSR modeling combination was the best for water content prediction, with its prediction set determination coefficient <inline-formula><math xmlns="http://www.w3.org/1998/Math/MathML" display="inline"><semantics><mrow><mo>(</mo><msubsup><mrow><mi>R</mi></mrow><mrow><mi>P</mi></mrow><mrow><mn>2</mn></mrow></msubsup><mo>)</mo></mrow></semantics></math></inline-formula>, root mean square error of prediction (RMSEP), and relative percentage deviation (RPD) of 0.9693, 0.2358, and 5.6792, respectively. …”
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