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1041
Analysis of the Influence of Tension on the Fluctuation of iMCVT
Published 2019-01-01“…The Innovative Movable-teeth CVT( iMCVT) is a new type of non-friction continuously variable transmission,in the process of transmission,there will be fluctuations in rotational speed and torque. …”
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1042
Estimation of Total Suspended Solids Concentration in Streams Using Regression and Artificial Neural Networks Methods
Published 2023-01-01“…Root mean square error, mean absolute error, and Nash-Sutcliffe (NS) efficiency coefficient statistics were used to evaluate the model and method performances. …”
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1043
Assessment of the social capital impact on the household income of the Russian Federation regions
Published 2019-11-01“…The authors propose a methodological approach that distinguishes the study from other economists – this is mathematical modeling using the extended Cobb-Douglas production function with the inclusion of indicators representing human and social capital in the number of independent variables of this function. …”
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1044
Intelligent fault diagnosis of shearer based on simplified interval kernel global-local feature fusion
Published 2024-11-01“…The results show that compared with the midpoint-radius kernel PCA, the kernel local preservation projection and interval kernel global-local feature fusion algorithms, the proposed method has a good monitoring effect on the single variable simulation fault, the multi-variable pick loss and the waterway blockage fault of shearers. …”
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1045
Effect of a mix of condense and hydrolysable tannins feed additive on lactating dairy cows’ services per conception and days open
Published 2025-03-01“…Services per conception was modeled as a Poisson count using a generalized linear model with log link function. Days open was modeled with a generalized linear model for a gamma variable with log link function. …”
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1046
Computation of the Flow and Salinity Distribution in the Vicinity of Discharge and Intake Ports of a Desalination Plant
Published 1993-01-01“…These are the convective and diffusive transport, wind stresses, sea-bed friction and variable sea-bed elevation. The results of a parametric study on a hypothetical desalination plant discharge, under a range of meteorological, hydrological, topographical and plant operating conditions, show the importance of the various factors and the possible effects of discharge on intake conditions. …”
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1047
Economics production buffalo breeding farms in the province of Nineveh (Badush area a case stady)
Published 2018-12-01“…Results of the estimation showed that the double logarithmic formula is the best formula for the representation of production function and that the function and all the explanatory variables are statistically significant except for green feed and veterinary services.The most significant effect of the employment variable was on the production process، with elasticity of 0.277 and positive indication، and the results of the cost function estimate the best formulas to represent the relationship. …”
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1048
How to personalise ventilation of infants with congenital diaphragmatic hernia? A simulation study
Published 2025-05-01“…The T1/T2 and CW/CL correlated with defect size (gamma coefficient: 1; P < 0.05), duration of mechanical ventilation and hospitalization (Spearmen’s coefficient: 0.99; P < 0.01). …”
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1049
Model Construction of InSAR-based Rainfall Thresholds for Landslide Hazards in Yanhe Basin, Chinese Loess Plateau
Published 2024-12-01“…Then the correlations between rainfall factors and landslide shape variables were calculated to determine the rainfall days and effective rainfall attenuation coefficient in the early period. …”
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1050
Investigating wave solutions in coupled nonlinear Schrödinger equation: insights into bifurcation, chaos, and sensitivity
Published 2025-01-01“…The transformation of the coupled partial differential equation into ordinary differential equation is achieved by utilizing a complex wave variable. Exponential function combinations are applied to construct the wave solutions. …”
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1051
An Intelligent Inspection and Scheduling Algorithm for Integrated Pipe Gallery Based on Cloud Robot
Published 2020-01-01“…The algorithm has very strong exploring precision and variable function, which makes this algorithm of fewer iterations, and can effectively improve the real-time detection of pipeline leakage source in pipeline corridor. …”
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1052
The performance of 76 kHz positional acoustic telemetry is challenged by acoustic conditions in the tailrace of a hydroelectric dam
Published 2025-07-01“…Performance improved marginally for the second array (i.e., 200–500 m downstream), but position efficiency was ultimately low (1%), variable across transmitter locations, and negatively correlated with discharge. …”
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1053
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1054
Thermal performance analysis of a heat exchanger with a novel turbulator insert by using machine learning method
Published 2025-08-01“…To evaluate the performance of the predictions, various metrics are employed, including the Regression Coefficient (R2), Mean Squared Error, Mean Absolute Error, and Root Mean Squared Error, for each output variable. Furthermore, the MLP model emerges as a highly efficient tool for estimating the Nu/Nu0, f/f0, and TEF of the targeted heat exchanger, where the R2 value of Nu/Nu0 is 0.9821, f/f0 is 0.9967, and TEF is 0.9370.…”
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1055
Optimizing Pile Bearing Capacity Prediction Using Specific Random Forest Models Optimized by Meta-Heuristic Algorithms for Enhanced Geomechanically Applications
Published 2023-12-01“…The input variables of this study can be defined as Average Cohesion, Average Friction Angle, Average Soil Specific Weight, Average Pile-Soil Friction Angle, Flap Number, Pile Area, and Pile Length. …”
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1056
Research on multi-UAV autonomous obstacle avoidance algorithm integrating improved dynamic window approach and ORCA
Published 2025-04-01“…Confronted with the difficulty of balancing calculation speed and accuracy in the DWA algorithm, a dynamic time step adjusted according to the environment was designed to weigh the computational efficiency. Aiming at the poor environmental adaptability of the DWA algorithm, a trajectory evaluation function with variable weights was put forward to improve environmental fitness. …”
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1057
Development Research on Integrating CNC Machine Tool with Plasma for Online Surface Heat Treatment
Published 2021-01-01“…However, for online heat treatment of cast iron FC25, it is important to study the parameters of the lathe and plasma, and the research method is used eventually to optimize the process and reduce the machining cost and machining error. The variable factors in the surface online real-time heat treatment are spindle speed, feed rate, and current, and the objective function is the hardness of mechanical properties. …”
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1058
Anomalous Behavior in Weather Forecast Uncertainty: Implications for Ship Weather Routing
Published 2025-06-01“…This allows uncertainty to be quantified not as a static estimate, but as a function sensitive to both variable type and prediction horizon. …”
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1059
Path following control of underground mining articulated vehicle based on the preview control method
Published 2019-05-01“…By considering the relationship between the position and situation of the vehicle, the objective function of the predictive control was optimized by minimizing the lateral deviation of the following path and the heading angle deviation of the vehicle. …”
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1060
A Quality Soft Sensing Method Designed for Complex Multi-process Manufacturing Procedures
Published 2024-11-01“…Objective Accurately perceiving key quality variables in complex manufacturing processes is essential for achieving system optimization control and ensuring safe and stable operation. …”
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