-
2921
Analysis of a semi-open queueing network with adaptation of service rates to the rates of arriving requests
Published 2025-07-01“…The obtained results can be used to optimize the functioning of various real objects described by semi-open queueing networks, for example, telecommunication and logistic systems, mobile robotic fulfillment systems, by adapting the distribution of network resources between its nodes to the changing rate of incoming requests…”
Get full text
Article -
2922
Changes in musculoskeletal adaptation to physical activity in connective tissue dysplasia: analyzing some triggering factors
Published 2025-03-01“…This is primarily affects the musculoskeletal structure and functions. Depending on the impaired metabolism stage, connective tissue dysplasia is manifested by a variety of clinical signs indicating pathology of skeletal bones and their joints, failure of connective tissue intermuscular layers and tendon-fascial complexes.Conclusions: changes in the musculoskeletal structure and functions are manifested by its initially reduced adaptive capabilities and resistance to physical load, determining the predisposition to injury. …”
Get full text
Article -
2923
Self-adaptive evolutionary neural networks for high-precision short-term electric load forecasting
Published 2025-07-01“…Unlike conventional MLP models, KAN replaces fixed activation functions with spline-based learnable functions that offers greater flexibility in capturing temporal dependencies. …”
Get full text
Article -
2924
An adaptive hierarchical hybrid kernel ELM optimized by aquila optimizer algorithm for bearing fault diagnosis
Published 2025-04-01“…First, a hybrid kernel extreme learning machine (HKELM) is initially constructed, leveraging SDAE’s deep network architecture for automatic feature extraction. The hybrid kernel functions address the limitations of single kernel functions by effectively capturing both linear and nonlinear patterns in the data. …”
Get full text
Article -
2925
Adaptive Fuzzy Synchronization of Fractional-Order Chaotic (Hyperchaotic) Systems with Input Saturation and Unknown Parameters
Published 2017-01-01“…We investigate the synchronization problem of fractional-order chaotic systems with input saturation and unknown external disturbance by means of adaptive fuzzy control. An adaptive controller, accompanied with fractional adaptation law, is established, fuzzy logic systems are used to approximate the unknown nonlinear functions, and the fractional Lyapunov stability theorem is used to analyze the stability. …”
Get full text
Article -
2926
Adaptive Super-Twisting Observer for Estimation of Random Road Excitation Profile in Automotive Suspension Systems
Published 2014-01-01“…Under Lipschitz conditions for the nonlinear functions, the convergence of the estimation error is proven. …”
Get full text
Article -
2927
The Design and Analysis of a Lightweight Robotic Arm Based on a Load-Adaptive Hoisting Mechanism
Published 2025-02-01“…The study includes a comprehensive analysis of the system’s kinematics and dynamics, focusing on the interaction between the adaptive gripper and the arm structure. A prototype of the robotic arm was developed and experimentally tested to validate its functionality.…”
Get full text
Article -
2928
Adaptation of different generations of hereford and aberdeen angus breeds to the ambient temperature of the Northern region of Kazakhstan
Published 2023-05-01“…The study suggests that animals of second and third generations display the highest levels of adaptability to high temperatures in their environment, thus requiring less stress on their protective bodily functions. …”
Get full text
Article -
2929
-
2930
Development of Robot Hands for Linear Parallel Pinching and Self-adaptive Grasping with Springs and Hoeckens Linkage
Published 2022-08-01“…The SHKL finger uses Hoeckens linkage to realize the linear movement of the end joint,uses double parallel four-bar linkage with the same direction and speed to realize the attitude fixation of the end phalange relative to the palm,and uses elastic joints,springs and limits to realize the self-adaptive grasping. The theoretical analysis and experimental results show that the SHKL hand has the functions of linear parallel pinching and self-adaptive grasping. …”
Get full text
Article -
2931
An Adaptive Selection of Urban Construction Projects: A Multi-Stage Model with Iterative Supercriterion Reduction
Published 2025-04-01“…It comprises the following sequential stages: the elimination of projects that do not meet the requirements; the construction of integral criteria (weighting functions) using logarithmic transformation; and an iterative reduction in the set of criteria. …”
Get full text
Article -
2932
Curvature-Adaptive Learning Rate Optimizer: Theoretical Insights and Empirical Evaluation on Neural Network Training
Published 2025-05-01“…Theoretical analysis confirms CALR’s convergence properties, while empirical evaluations on benchmark functions—Rosenbrock, Himmelblau, and Saddle Point—highlight its efficiency in complex optimization landscapes. …”
Get full text
Article -
2933
A Self-adaptive CS Algorithm and Its Application in Fault Diagnosis of Wind Turbine Gearboxes
Published 2023-01-01“…By constructing SaCS algorithm, the step size and discovery probability are adjusted adaptively, and a set of benchmark functions are employed to test the effectiveness of the proposed algorithm. …”
Get full text
Article -
2934
Predefined-Performance Sliding-Mode Tracking Control of Uncertain AUVs via Adaptive Disturbance Observer
Published 2025-06-01“…Subsequently, by embedding error transformations and prescribed performance functions, we designed a novel sliding-mode surface. …”
Get full text
Article -
2935
Adaptation et hybridation des communs en territoire Aït Oucheg, Haut Atlas, Maroc
Published 2021-05-01Get full text
Article -
2936
Improving Learning Management System Performance: A Comprehensive Approach to Engagement, Trust, and Adaptive Learning
Published 2025-01-01“…Service quality, while exerting a smaller influence, highlights the importance of responsive technical support for overall functionality. Additionally, user satisfaction strongly predicts user loyalty, indicating that satisfied users are more likely to continue using and recommending LMS platforms. …”
Get full text
Article -
2937
Two-Stage Detectors with Multiple Energy Detectors and Adaptive Double Threshold in Cognitive Radio Networks
Published 2013-08-01“…In CR, spectrum sensing is one of the key functionalities. It is used to sense the unused spectrum in an opportunistic manner. …”
Get full text
Article -
2938
An adaptive differential evolution algorithm using fitness distance correlation and neighbourhood-based mutation strategy
Published 2022-12-01“…The proposed algorithm is compared with six advanced DE algorithms in terms of CEC2017 benchmark functions. The experimental results show that the adaptive DE algorithm using FNADE is superior to other DE algorithms with regard to the accuracy and population diversity of the solution.…”
Get full text
Article -
2939
Enhanced MMC-HVDC Power Control via Adaptive VSG-PBC in Weak Grid Environments
Published 2025-06-01“…To further optimize performance, adaptive virtual inertia and damping compensation mechanisms, utilizing sigmoid functions, are introduced within the VSG framework. …”
Get full text
Article -
2940
Massive acquisition of conjugative and mobilizable integrated elements fuels Faecalibacterium plasticity and hints at their adaptation to the gut
Published 2025-05-01“…ICEs and IMEs from Faecalibacterium encode many and diverse predicted functions such as defense and stress response (phages, multidrug, antibiotics, oxidative stress, biliar salts, antimicrobial peptides), nutrient import and metabolisms (Fe3+, carbohydrates) and riboflavin synthesis. …”
Get full text
Article