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101
Nonlinear free oscillation of tri-directional functionally graded porous skew-plates with variable thickness in high-thermal environment
Published 2025-06-01“…For the first time, a finite element model was constructed based on the improved shear deformation plate theory and the von Kármán assumption to analyze the linear and nonlinear free vibration behaviour of tri-directional functionally graded porous (TFGP) skew-plates with variable thickness resting on variable Pasternak-elastic foundation in high-temperature environments. …”
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102
Comparison of the efficiency of zero and first order minimization methods in neural networks
Published 2022-12-01“…Numerous experiments show that the analytical calculation time of an N variable function’s gradient is approximately N/5 times longer than the calculation time of the function itself. …”
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103
Reliability Analysis in Presence of Random Variables and Fuzzy Variables
Published 2015-01-01“…Furthermore, a technique based on the probability density function evolution method is employed to improve the computational efficiency of the proposed indices. …”
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Heart rate variability in university students engaged in competitive sports at the beginning of a training season
Published 2020-09-01“…Objective: to study heart rate variability in university students engaged in competitive sports at the beginning of a training season. …”
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107
Magnetic Deflection Coefficient Investigation for Low Energy Particles
Published 2011-06-01“…The results showed had been tabulated and graphically represented as functions of their variables. These results a satisfactory agreement between experimental values and theoretical data given in the literature showed.…”
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108
Improving Scheduling Efficiency: A Mathematical Approach to Multi-Operation Optimization in MSMEs
Published 2025-04-01“…The results show that prioritizing the objective function leads to a balanced optimization of all indicators, improving operational efficiency and reducing flow time. …”
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109
Optimal root pruning to promote growth and water use efficiency of rice seedlings
Published 2025-07-01“…Key indicators such as seedling vigor index, root-to-shoot ratio, photosynthetic traits, and water use efficiency were measured during the. Using the membership function method, seven variables were used to comprehensively assess the impact of different pruning treatments.…”
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110
Onion production costs as a function of water content and soil tillage
“…The costs related to mechanized operations, manual operations, inputs and crop irrigation were determined. The economic efficiency was evaluated through the variables total cost and unit cost of onion production, gross revenue, net revenue and internal rate of return. …”
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111
Optimal Sequencing Control of Variable-speed Air-source Heat Pumps in Office Building
Published 2017-01-01“…To develop this strategy, a variable-speed heat-pump model and the objective function for optimization of the heat-pump sequence control were first established, so as to determine the optimal solutions under partial building loads. …”
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A Self-Tuning Variable Universe Fuzzy PID Control Framework with Hybrid BAS-PSO-SA Optimization for Unmanned Surface Vehicles
Published 2025-03-01“…Benchmarks using Rastrigin, Griewank, and Sphere functions show superior convergence and 68% stability improvement. …”
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114
Speckle-Tracking Echocardiography in Dogs: Evaluating Imaging Parameters and Methodological Variability in Global Longitudinal Strain Assessment
Published 2025-05-01“…Two-dimensional speckle-tracking echocardiography (2D-STE) is an advanced imaging technique that offers quantitative insights into myocardial function by analyzing the motion of speckles created during ultrasound–tissue interactions. …”
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Enhancing water use efficiency: Insights from hydrological variability encounter of multiple water sources and implications for terminal Lake management in arid regions
Published 2025-06-01“…Multivariate empirical mode decomposition (MEMD) was applied to identify periodic characteristics of runoff, while wavelet coherence transform assessed the consistency of runoff patterns. A Copula function was then utilized to construct a joint distribution model, quantifying variability patterns and their cascading effects on ecological water use in Taitema Lake. …”
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DBEM solutions to modified Helmholtz problems for FGMs of space–time-dependent properties
Published 2025-01-01Subjects: Get full text
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Hydrophobic nanostructured bioaerogel filters for efficient particulate matter removal
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119
On an Optimal Quadrature Formula for Classes of Functions Given by Modulus of Continuity
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Machine Learning and Statistical Analyses of Sensor Data Reveal Variability Between Repeated Trials in Parkinson’s Disease Mobility Assessments
Published 2024-12-01“…Although the total duration remains relatively consistent between trials (intraclass correlation coefficient (ICC) = 0.62 to 0.95), greater variability is seen in subtask duration and sensor-derived measures, reflected in machine learning performance and statistical differences. …”
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