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7641
Metal-wood crane beam calculation
Published 2020-10-01“…The article discusses the methods of calculation and design of metal-wood crane beams. …”
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7642
Construction and validation of a test for the assessment of psychological complexes based on Jungian analytical psychology
Published 2025-01-01“…Methods: The research method is a qualitative (qualitative-quantitative) exploratory type that in the first stage of the research was qualitative and with the thematic analysis method, and in the quantitative stage, a descriptive study of the developmental-applied type was designed and implemented. …”
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7643
On the Mutual Influence of Voltage Control Modes and the Compensation of Reactive Power in the Electrical Networks of Industrial Enterprises
Published 2021-06-01“…The efficiency of an enterprise’s power supply system depends on the quality of electricity and the losses of the latter in electrical networks; both being largely determined by the modes of voltage control and reactive power compensation. …”
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7644
STOCHASTIC APPROACH FOR EVALUATION OF RELIABILITY AND RESIDUAL LIFE OF TRANSPORT STRUCTURES
Published 2014-10-01“…Such approach for operated structures looks rather ivory-towered because the actual transport loads have a large statistical dispersion, they are characterized by periodicity, dynamic character, they can criss-cross structures and change in time as in short- so in long term prospects as well.Introduction of СТБ ISO 2394-2007 “Reliability of construction structures” on the territory of Belarus has provided an opportunity to pass from deterministic approach on evaluation of reliability and technical state of operated structures that considers virtual impact of substitute design loading on a real structure to probability approach that considers impacts of actual loadings in specific period of time and which can be determined with the help of experiments. Application of reliability parameter as a criterion of transport structure residual life which is determined with the help of probability method will make it possible to improve significantly the evaluation accuracy due mathematical precise accounting of peculiar features pertaining to actual impacts on specific transport structure and thus it will bring criteria for evaluation of transport structure residual life in accordance with the world development level of construction science and technology.…”
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7645
Preservation of Antibodies to Vaccine-Controlled Infections in Children WITH Oncological Diseases
Published 2023-09-01“…The concentration of antibodies was determined by the ELISA method. The minimum protective level was considered to be the amount for measles ³0.18 IU/ml, rubella - ³25 IU/ml; hepatitis B - ³10 IU/ml; diphtheria – 0.03 IU/ml and higher. …”
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7646
STUDY OF BIOCHEMICAL MARKERS’ CONTENT OF BONE TISSUE METABOLISM IN THE ORAL LIQUID OF PATIENTS WITH GENERALIZED PERIODONTITIS
Published 2020-12-01“…We have established a direct strong connection between the level of MMP-8 in the oral fluid and the degree of the disease using the method of mathematical analysis. The correlation coefficient was (γ = 0.892, p <0.05) in the comparison group and (γ = 0.965, p <0.05) in the study group. …”
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7647
Association between the ratio of triglycerides to high-density lipoprotein cholesterol and nocturnal hypertension: a cross-sectional study in a Chinese population
Published 2025-05-01“…Therefore, the present study aimed to determine the efficacy of the TG/HDL-C ratio in predicting the occurrence of nocturnal hypertension and reducing related adverse events.MethodOur rigorous cross-sectional study, which included 749 participants who underwent 24-hour ambulatory blood pressure monitoring at the Cardiology Center of Changchun University of Chinese Medicine Affiliated Hospital, allowed us to determine the association between the TG/HDL-C ratio and nocturnal hypertension. …”
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7648
Comparing Raman and NanoSIMS for heavy water labeling of single cells
Published 2025-07-01“…Here, we study the relationship of the incorporation of a stable isotope (2H through incorporation of 2H2O) as determined by the two techniques and calculate a correlation coefficient to support the use of either technique when analyzing cells incubated with 2H2O. …”
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7649
Optimization of Boiler Heat Load in Water-Heating Boiler-House
Published 2009-04-01“…An analytical method for optimization of water-heating boiler loads has been developed on the basis of approximated semi-empirical dependences pertaining to changes of boiler gross efficiency due to its load. …”
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7650
Modelling seasonal changes of longitudinal dispersion at the Okna River
Published 2020-06-01“…Determination of longitudinal dispersion coefficient was done on the base of tracer experiments (2 kg NaCl in 10 l H2O) carried out in March, August and October 2019. …”
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7651
A Food Intake Estimation System Using an Artificial Intelligence–Based Model for Estimating Leftover Hospital Liquid Food in Clinical Environments: Development and Validation Study...
Published 2024-11-01“…The root-mean-square error (RMSE) and coefficient of determination (R2) were used as metrics to determine the accuracy of the evaluation process. …”
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7652
A novel toxicokinetic modeling of cypermethrin and permethrin and their metabolites in humans for dose reconstruction from biomarker data.
Published 2014-01-01“…Since values for these coefficients have not yet been determined, a mathematical routine was programmed in MathCad to establish the possible range of values on the basis of physiological and mathematical considerations. …”
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7653
A Hybrid Optical Fiber Detector for the Simultaneous Measurement of Dust Concentration and Temperature
Published 2025-07-01“…This work presents a hybrid optical fiber detector by combining the sensing mechanism of the fiber Bragg grating (FBG) and the light extinction method to enable the simultaneous measurement of dust concentration and temperature. …”
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7654
Comparison of Diffuse Reflectance and Diffuse Transmittance Vis/NIR Spectroscopy for Assessing Soluble Solids Content in Kiwifruit Coupled with Chemometrics
Published 2024-11-01“…The results indicated that the spectral data acquired by the diffuse reflectance method, preprocessed using Savitzky–Golay smoothing and combined with competitive adaptive reweighted sampling (CARS), yielded a coefficient of determination (<i>R</i><sup>2</sup>) of 0.98 for the prediction set, with a root-mean-square error (RMSE) of 0.66. …”
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7655
Effect of Awareness and Perceived Self-Efficacy on Breast Cancer Preventive Behaviors in Women; A Case Study of Neyshabur City
Published 2019-03-01“…Data were analyzed by SPSS 19 software, using Pearson correlation coefficient and linear regression method. Findings: There was a significant positive correlation between the mean scores of awareness (r=0.179; p=0.005) and perceived self-efficacy of women (r=0.211; p=0.001) with the preventive behaviors of breast cancer. …”
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7656
Error performance of multi-branch dual-hop PF cooperative systems
Published 2016-09-01“…Design of multi-branch dual-hop phase-only forward(PF)cooperative systems with continuous phase frequency shift keying(CPFSK)modulation needs to determine the number of branch and modulation index.The usual solution of determining the above parameters is the time-consuming and inefficient computer simulation.An efficient solution of determining these parameters is theoretical analysis method.Semi-analytical expressions for the average bit error rate(ABER)of multi-branch dual-hop PF cooperative systems in conjunction with discrimination detection CPFSK over time-selective Rayleigh fading channels was presented.Two cases with and without antenna selection at the relays and maximum-ratio combining(MRC)receive diversity at the destination were considered.The simulation results show that numerical calculation results and simulation results for the ABERs of PF,discrimination detection,CPFSK cooperative systems are consistent and show that the above ABER theory results of CPFSK cooperative systems can be used to design PF cooperative systems.…”
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7657
Convolutional neural network-assisted design and validation of terahertz metamaterial sensor
Published 2025-05-01“…Experimental assessments were conducted on glucose solutions of varying concentrations to ascertain the sensing capabilities. The proposed method contributes to the efficient design and optimization of TMS.…”
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7658
Research on Voltage Self-Calibration Sensing Technology Based on Measurement Circuit Topology Changes
Published 2024-11-01“…In capacitance-coupled voltage-sensing technology, the degree of coupling capacitance is affected by the sensing area, relative position deviation, and other factors, and thus the measurement coefficient is often difficult to determine accurately and presents greater implementation difficulties in actual deployment. …”
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7659
The effect of teacher leadership and school climate on students’ learning outcomes
Published 2024-05-01“…The method used in this research is a survey research method. …”
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7660
Assessment of the reliability of operated sections of highways
Published 2025-06-01“…The study introduces proprietary quantitative criteria, such as the road structure operational reliability coefficient and the road surface service life coefficient. …”
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