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Heterogeneous wireless sensor network routing protocol based on simulated annealing algorithm and modified grey wolf optimizer
Published 2021-06-01“…It’s one of the main goals of the heterogeneous wireless sensor network (HWSN) to extend the network lifecycle by reasonably utilizing the heterogeneity of node energy.Therefore, according to the heterogeneity of node energy, a routing protocol (SA-MGWO) for HWSN based on simulated annealing (SA) algorithm and modified grey wolf optimizer (GWO) was proposed.Firstly, the appropriate initial clusters were selected by dening different tness functions for heterogeneous energy nodes.Secondly, The tness values of nodes were calculated and treated as initial weights in the GWO.At the same time, the weights were updated dynamically according to the distance between the wolves and their prey and coefficient vectors to improve the GWO’s optimization ability.Finally, simulated annealing algorithm was used to ensure the selection of optimal cluster set in heterogeneous networks.Compared with stable election protocol (SEP), distribute energy efficient clustering (DEEC), modified stable election protocol (M-SEP), and fitness value based improved grey wolf optimizer (FIGWO) protocols, the experimental results indicate that the network lifecycle of the SA-MGWO protocol improves by 53.1%, 31.9%, 46.5% and 27.0% respectively.…”
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1502
Use of Modified YOLOv5 Algorithm in the Differential Diagnosis of Colonic Crohn’s Disease and Ulcerative Colitis on CTE Images
Published 2025-01-01“…Conclusion: The modified YOLOv5 algorithm is a feasible approach to distinguish between cCD and UC on CTE images. …”
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1503
La géographie selon LinkedIn. L’exemple de la région SUD.
Published 2022-06-01“…Based on the user profiles, the platform's algorithm assigns them to a municipality, a sector, or a region, thus drawing up a spatial polarization. …”
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1504
A Simple Algorithm for Finding a Non-negative Basic Solution of a System of Linear Algebraic Equations
Published 2021-10-01“…This article describes an algorithm for obtaining a non-negative basic solution of a system of linear algebraic equations. …”
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1505
BP Neural Network Improved by Sparrow Search Algorithm in Predicting Debonding Strain of FRP-Strengthened RC Beams
Published 2021-01-01“…The results show that the coefficient of variation of the present SSA-BP neural network model is 13%. The main factors affecting debonding strain are the longitudinal reinforcement ratio, stirrup reinforcement ratio, and concrete strength, which are not considered in the code models. …”
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1506
Developing a game-based test to assess middle school sixth-grade students’ algorithmic thinking skills
Published 2024-03-01“…The content validity of the test was ensured by means of obtaining expert opinion, whereas the construct validity was ensured by performing an independent sample t-test on the difference between the lower and upper groups. As a result, the algorithmic thinking skills assessment test was finalized with 22 main items and 2 sample items, totalling 24 items. …”
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RESULTS OF INTRODUCTING THE PRINCIPLES OF INFECTION CONTROL INTO THE PRACTICE OF THE BELARUS REPUBLICAN TUBERCULOSIS SERVICE
Published 2014-04-01“…The health protection in healthcare workers and patients in different healthcare organizations may be compared on the basis of qualitative and quantitative evaluation of the efficiency of tuberculosis IC measures. …”
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1510
Metaheuristic Algorithm to Find Optimal Sizing of Stand-Alone Hybrid Energy System in Remote Areas: A review
Published 2024-12-01“…These problems can be solved by modern techniques, a metaheuristic algorithm that is more famous than traditional algorithms because it has good results and faster processing time. …”
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1511
Variable Step-Size Hybrid Filtered-x Affine Projection Generalized Correntropy Algorithm for Active Noise Control
Published 2025-03-01“…Consequently, ANC systems necessitate a high-performance algorithm as a core component. In this process, the variable step-size strategy is the main approach for enhancing the ANC algorithm’s performance but ensuring robustness while improving performance remains a challenge. …”
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Dynamic Performance Improvement of a Single-Phase VSI with Digital Implementation of an On-Line Optimal Trajectory Control Algorithm
Published 2023-01-01“…The complete mathematical derivation as well as a design method is presented to guide the practical hardware implementation for the given main circuit parameters and identified load step change. …”
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1514
Improved RRT* Path-Planning Algorithm Based on the Clothoid Curve for a Mobile Robot Under Kinematic Constraints
Published 2024-12-01“…Compared to other algorithms, the main contributions of our proposed algorithm are as follows: First, we introduce a bidirectional expansion strategy that quickly identifies a direct path to the goal point in a short time. …”
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1515
Sex estimation with parameters of the facial canal by computed tomography using machine learning algorithms and artificial neural networks
Published 2025-07-01“…Conclusions FN-centered morphometric measurements show high accuracy in sex determination and may aid in understanding FN positioning across sexes and populations. …”
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1516
Survivor optimizer: A competitive strategy for enhanced search efficiency
Published 2025-09-01“…Ineffective trade-offs may cause optimization to proceed slowly or to converge too soon. …”
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1517
Characterizing surface water changes across the Tibetan Plateau based on Landsat time series and LandTrendr algorithm
Published 2022-12-01“…We detected the annual changes in surface water using the LandTrendr algorithm on the Google Earth Engine (GEE), and examined impact factors on surface water area dynamics. …”
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Cumulative Rainfall Radar Recalibration with Rain Gauge Data Using the Colour Pattern Regression Algorithm QGIS Plugin
Published 2024-09-01“…To this end, rainfall data are the main input to hydraulic models used for the design of drainage systems and, in advanced contexts, for their real-time monitoring. …”
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AVOA and ALO Algorithm for Energy-Efficient No-Idle Permutation Flow Shop Scheduling Problem: A Comparison Study
Published 2023-12-01“…The African Vultures Optimization Algorithm (AVOA) and the Ant Lion Optimizer (ALO) are two novel meta-heuristic algorithms designed to achieve this goal. …”
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Design of multi-energy-space-based energy-efficient algorithm in novel software-defined wireless sensor networks
Published 2017-07-01“…Based on the novel architecture of software-defined wireless sensor networks and the concept of multi-energy-space, we give a detailed introduction of the main idea of our multi-energy-space-based energy-efficient algorithm. …”
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