-
5641
An integrated approach of feature selection and machine learning for early detection of breast cancer
Published 2025-04-01“…Optimizing hyperparameters of five models using the Particle Swarm Optimization (PSO) algorithm. …”
Get full text
Article -
5642
Research on the application of deep learning based video recognition for power plant leakage and dripping
Published 2025-02-01“…Then, by combining semantic segmentation, data augmentation, attention mechanisms, and changing activation functions with convolutional neural networks, the YOLOv5 algorithm is deeply optimized, including improvements in training strategies and model evaluation adjustments. …”
Get full text
Article -
5643
Research on Short-Term Load Forecasting of LSTM Regional Power Grid Based on Multi-Source Parameter Coupling
Published 2025-01-01“…In order to further optimize the performance of the LSTM model, the IPSO algorithm, and linear difference decreasing inertia weight are introduced to improve the global optimization ability and convergence speed of the PSO algorithm and reduce the risk of local optimal solutions. …”
Get full text
Article -
5644
基于遗传-二次规划法的封闭差动人字齿轮传动系统混合优化设计
Published 2014-01-01“…Using the positive transmission way of modified gear,a mathematical optimization model of the encased differential herringbone gear transmission system is set up by taking the lightest gear weight of this transmission system as the optimization objective.Taking the advantage of its optimization function of genetic algorithm and quadratic programming algorithm in MATLAB toolbox,the compound optimization design is carried out.The research results show that the problem of which the initial value of quadratic programming is difficult to determine is solved well by using the results of the genetic algorithm as the initial value of quadratic programming optimization.Compared with the genetic algorithm or quadratic programming,the optimization design variables of this compound optimization are obviously improved and the gear weight of the system is markedly reduced.The compound optimization method provides a simple and practical solution to obtain precise global optimal solution of the large-scale nonlinear constraint optimization.…”
Get full text
Article -
5645
Design of the College Students’ Music Big Data Management System Based on Computer Assistance
Published 2022-01-01“…With the rapid development of science and technology, the college music big data management system also needs a computer-aided data model for optimization. In order to improve the efficiency of computer-aided teaching of the music big data management system in colleges and universities, this paper analyzes and processes the music database of music software based on the computer-aided Bayesian algorithm and establishes a Bayesian model. …”
Get full text
Article -
5646
基于遗传算法的可调空间机构RRSS的轨迹优化综合
Published 2012-01-01“…The method of track optimal synthesis for the adjustable spatial RRSS mechanism for multi-tasks based on Genetic Algorithm is proposed.The mechanism optimization model is established by taking the minimum of square of the error between the actual trajectories and beforehand ascertainable trajectories as the goal function.And the global optimization solution is gained by the Genetic Algorithms.In order to improve the evolutionary speed and accuracy of solutions effectively,a method that can adaptively adjust mutation rate and value according to fitness of individual is used,at the last,a numeric example is given to illustrate the method.…”
Get full text
Article -
5647
Designing and implementing a Web-based real time routing service for crisis management (a case study for district 11 of Tehran)
Published 2019-06-01“…In this service ANP model was used to evaluate increasing interaction between the factors, and since the purpose of this study was to find the best possible routs between two nodes by non-negative weight according to the main distance factor, Dijkstra's algorithm has been chosen as a proper routing algorithm. …”
Get full text
Article -
5648
Radiomic Features of Mesorectal Fat as Indicators of Response in Rectal Cancer Patients Undergoing Neoadjuvant Therapy
Published 2025-04-01“…The aim was to assess the potential presence of predictive factors for favorable or unfavorable responses to neoadjuvant chemoradiotherapy, thereby optimizing treatment management and improving personalized clinical decision-making. …”
Get full text
Article -
5649
Degradation and reliability assessment of accuracy life of RV reducers
Published 2025-01-01“…A Gaussian process regression model optimized by genetic algorithm was established using vibration characteristic data to optimize the prediction of transmission accuracy.ResultsThe results show that the prediction accuracy based on Gaussian process regression model is significantly better than that of traditional regression model. …”
Get full text
Article -
5650
Fast Low Rank and Sparse Decomposition Based on Greedy Bilateral Smoothing for Infrared Small Target Detection
Published 2024-01-01“…Specifically, in order to improve optimization efficiency, greedy bilateral smoothing is employed to model low rank backgrounds, resulting in a significant improvement in the efficiency of the detection algorithm. …”
Get full text
Article -
5651
Group Stable Matching Problem in Freight Pooling Service of Vehicle–Cargo Matching Platform
Published 2025-06-01“…Based on the characteristics of the problem, the algorithm is improved by removing ineffective constraints and only using key constraints, significantly reducing computational complexity, optimizing the solving process, and greatly improving the model’s solution efficiency. …”
Get full text
Article -
5652
Maximum Power Exploitation of Photovoltaic System under Fast-Varying Solar Irradiation and Local Shading
Published 2022-01-01“…In addition, under fast-varying solar irradiation and local shading, the speed, ability, and stability of the improved MPPT system with the PF-MPPT algorithm when tracking the maximum power were 9.52, 1.32, and 1.84 times of the MPPT system with the P&O algorithm and 2.18, 1.41, and 2.00 times of the MPPT system with the particle swarm optimization algorithm, respectively.…”
Get full text
Article -
5653
Vehicle-routing problem for low-carbon cold chain logistics based on the idea of cost–benefit
Published 2025-01-01“…Therefore, based on the idea of cost–benefit, a comprehensive vehicle routing problem optimization model with the objective function of minimizing the cost of unit satisfied customer is presented. …”
Get full text
Article -
5654
Movie Box Office Prediction Based on IFOA-GRNN
Published 2022-01-01“…The contribution of this article is to propose a generalized regression neural network model based on an improved fruit fly optimization algorithm, which can greatly improve the accuracy of movie box office prediction.…”
Get full text
Article -
5655
A Distributed Q Learning Spectrum Decision Scheme for Cognitive Radio Sensor Network
Published 2015-05-01“…Then, the learning strategy selection scheme is designed to solve the optimization problem by establishing a learning model. …”
Get full text
Article -
5656
Policy Efforts to Promote the Adoption of Autonomous Vehicles: Subsidy and AV Lanes
Published 2023-01-01“…The first and second stage models are solved using the simulation-optimization and genetic-algorithm-based approaches, respectively. …”
Get full text
Article -
5657
Bearing Fault Prediction Based on Mixed Domain Features and GWO-SVM
Published 2024-01-01“…Achievements: the signal-to-noise ratio can be effectively improved to 77.8 by using the wavelet denoising, and the parameter modeling optimized by the GWO algorithm can significantly improve the prediction accuracy, with an increase of about 3%–5%. …”
Get full text
Article -
5658
Notice of Violation of IEEE Publication Principles: Dynamic Embedding and Scheduling of Service Function Chains for Future SDN/NFV-Enabled Networks
Published 2019-01-01“…Subsequently, to remove the NP-hardness of the MILP model, a dynamic VNF embedding and scheduling algorithm is proposed. …”
Get full text
Article -
5659
Cognitive MIMO radar waveform design for multiple moving extended targets
Published 2025-04-01“…In order to solve the problem of boosting cognitive MIMO radar for multiple moving target detection in cluttered backgrounds, this paper constructs a multi-target optimization model based on the dual mutual information criterion, takes into account the problem of linear variation of the motion target impulse response (TIR), estimates the TIR at the next moment by using Kalman filtering algorithm. …”
Get full text
Article -
5660
Joint Allocation of Power and Subcarrier for Low Delay and Stable Power Line Communication
Published 2025-01-01“…Finally, the performance of the algorithm is compared and analyzed by simulation. The results show that the proposed algorithm can reduce the rate fluctuation and improve the system delay performance and deterministic transmission ability under the condition of ensuring the average rate optimization.…”
Get full text
Article