Search alternatives:
efficient. » efficiency. (Expand Search)
coefficiency. » efficiency. (Expand Search)
efficient. » efficiency. (Expand Search)
coefficiency. » efficiency. (Expand Search)
-
1221
Frequency Stability Analysis Based on Full State Model in Autonomous-Synchronization Voltage Source Interfaced Power System
Published 2023-05-01“…Then, the parameters of the autonomous-synchronization voltage source model are compared with those of the synchronous machine model, and it is proved that the function of the governor is equivalent to increasing the system damping, which can reduce the steady-state error of the system frequency after being disturbed. …”
Get full text
Article -
1222
Analysis of factors influencing the increase of extracellular water ratio in tumor patients without edema signs
Published 2025-08-01“…PA was the most influential factor among all independent variables affecting ECW/TBW (B = −1.006, p < 0.001). …”
Get full text
Article -
1223
Artificial Neural Network (ANN) Modeling of Plasma and Ultrasound-assisted Air Drying of Cumin Seeds
Published 2025-03-01“…Therefore, the wavelet-based neural network (WNN), the multilayer perceptron neural network (MLPNN), and the radial-basis function neural network (RBFNN), as three well-known artificial neural networks models, were used to map the inputs and output data and the results were compared with the Multiple Quadratic Regression (MQR) analysis. …”
Get full text
Article -
1224
Research on optimization strategies of university ideological and political parenting models under the empowerment of digital intelligence
Published 2025-03-01“…It constructs the no-incentive, cost-sharing, and collaborative cooperation models, respectively, and obtains the optimal trajectories for the degree of effort, the subsidy coefficient, the optimal benefit function, and the digital and intelligent technology stock. …”
Get full text
Article -
1225
Assessment of Intrarenal Artery Doppler Resistive Index in Normotensive Patients and Patients with Essential Hypertension
Published 2025-07-01“…The renal resistive index (RRI) is a useful tool for assessing kidney function in hypertensive patients, but population-specific data are scarce. …”
Get full text
Article -
1226
Study on GPR Image Restoration for Urban Complex Road Surfaces Using an Improved CycleGAN
Published 2025-02-01“…In urban road detection using Ground Penetrating Radar (GPR), challenges arise from complex and variable road structures and diversified detection environments. …”
Get full text
Article -
1227
Data Mining of 24-Hour Cumulative Precipitation Data in Iran Using Machine Learning: Multilayer Perceptron Neural Network and Decision Tree
Published 2025-06-01“…Two machine learning models including MLP with activation function σ and decision tree with entropy criterion were implemented. …”
Get full text
Article -
1228
Optimal Operation of CCHP Smart Distribution Grid with Integration of Renewable Energy
Published 2025-01-01“…Recently, electric distribution grids supply not only electric loads but also heating and cooling loads simultaneously to increase the efficiency of the system and reduce the emission of greenhouse gases. …”
Get full text
Article -
1229
Optimal Capacity Configuration of Residential Solar-Hydrogen Coupling Energy System with Hydrogen Vehicle Load
Published 2023-07-01“…Secondly, by setting the capacity of the equipment in the system as the optimization variable, and the minimization of annual investment cost of the system as the objective function, the reliability of energy supply and other factors as the constraints, the system optimal capacity configuration model is established. …”
Get full text
Article -
1230
Solid-state analog of gravitational redshift: Transport signatures of massless Dirac fermions in tilted Dirac cone heterostructures
Published 2025-08-01“…A Dirac electron passing through a heterojunction with spatially variable tilt experiences an effective curved spacetime. …”
Get full text
Article -
1231
Fault localization for automatic train operation based on the adaptive error locating array algorithm
Published 2025-01-01“…The research results can offer useful guidance for verifying the integrity and reliability of the ATO function and contribute to the intrinsic safety for rail transit.…”
Get full text
Article -
1232
Convolutional neural networks for accurate estimation of canopy cover
Published 2025-03-01“…Canopy Cover (CC) is a key variable in agriculture, providing critical information on crop growth and health. …”
Get full text
Article -
1233
A Multi-Objective PSO-GWO Approach for Smart Grid Reconfiguration with Renewable Energy and Electric Vehicles
Published 2025-04-01“…Notably, the approach achieves substantial reductions in power losses during peak demand periods with distributed generation incorporation while maintaining voltage profiles within the stringent operational bounds of 0.94 to 1.0 per unit, thus ensuring stability amidst variable load conditions. Comparative analyses further demonstrate that the hybrid method surpasses conventional optimization techniques, as evidenced by enhanced convergence rates and superior objective function outcomes. …”
Get full text
Article -
1234
Food Supply Chain: A Framework for the Governance of Digital Traceability
Published 2025-06-01“…Under the context of increasing demand for transparency, efficiency, and trust in food systems, digital traceability is emerging as a key strategy for improving value creation across agri-food supply chains. …”
Get full text
Article -
1235
-
1236
Correlation of the FIB-4 Liver Biomarker Score with the Severity of Heart Failure
Published 2024-11-01“…Statistical analysis was based on ANOVA one-way tests for continuous variables and Chi-square tests for categorical variables. …”
Get full text
Article -
1237
On Complex Singularity Analysis for Some Linear Partial Differential Equations in
Published 2013-01-01“…We construct these solutions with the help of series of functions with infinitely many variables which involve derivatives of all orders of X in one variable. …”
Get full text
Article -
1238
Two-Echelon Location-Routing Problem with Fuzzy Demand of Rural E-Commerce Logistics
Published 2025-02-01“…Considering fuzzy demand, government subsidies and simultaneous delivery, the objective function aims to maximise the profit of enterprises considering government subsidies. …”
Get full text
Article -
1239
Role of physical activity on the maintenance of cognition and activities of daily living in elderly with Alzheimer's disease Papel da atividade física na manutenção da cognição e a...
Published 2008-06-01“…BACKGROUND: The practice of physical activities has proved to be an efficient strategy in the improvement of independency and cognitive functions in the elderly with Alzheimer's disease (AD). …”
Get full text
Article -
1240
Gross Tonnage-Based Statistical Modeling and Calculation of Shipping Emissions for the Bosphorus Strait
Published 2025-04-01“…These EPA-estimated values served as dependent variables in the modeling process. The modeling framework followed a three-step strategy: (1) outlier detection using Rosner’s test to reduce the influence of outliers on model accuracy, (2) curve fitting with 12 regression models representing four curve types—polynomial (e.g., linear, quadratic), concave/convex (e.g., exponential, logarithmic), sigmoidal (e.g., logistic, Gompertz, Weibull), and spline-based (e.g., cubic spline, natural spline)—to capture diverse functional relationships between GT and emissions, and (3) model comparison using difference performance metrics to ensure a comprehensive assessment of predictive accuracy, consistency, and bias. …”
Get full text
Article