-
5421
Investigations into Picture Defogging Techniques Based on Dark Channel Prior and Retinex Theory
Published 2025-07-01“…The method involves building a two-stage optimization framework: in the first stage, global contrast enhancement is achieved by Retinex preprocessing, which effectively improves the detail information regarding the dark area and the accuracy of the transmittance map and atmospheric light intensity estimation; in the second stage, an a priori compensation model for the dark channel is constructed, and a depth-map-guided transmittance correction mechanism is introduced to obtain a refined transmittance map. …”
Get full text
Article -
5422
A systematic review of deep learning applications in database query execution
Published 2024-12-01“…We categorize these approaches into three groups based on how such models are applied: improving performance of index structures and consequently data manipulation algorithms, query optimization tasks, and externally controlling query optimizers through parameter tuning. …”
Get full text
Article -
5423
Green Video Transcoding in Cloud Environments Using Kubernetes: A Framework With Dynamic Renewable Energy Allocation and Priority Scheduling
Published 2025-01-01“…The research addresses these challenges by developing a green, energy-aware video transcoding system that predicts energy availability from renewable sources (solar and wind) using machine learning techniques and optimizes tasks allocation. The system utilizes a Kubernetes-managed backend to dynamically scale resources for FFmpeg-based transcoding while prioritizing renewable energy, minimizing grid usage utilizing the advanced machine learning models, including Random Forest, XGBoost, and CatBoost, predict energy production and guide task assignments. …”
Get full text
Article -
5424
The Hydrodynamic Performance of a Vertical-Axis Hydro Turbine with an Airfoil Designed Based on the Outline of a Sailfish
Published 2025-06-01“…Through Latin hypercube experimental design combined with optimization algorithms, four key geometric variables governing the airfoil’s hydrodynamic characteristics were systematically analyzed. …”
Get full text
Article -
5425
A Metaheuristic Framework for Cost-Effective Renewable Energy Planning: Integrating Green Bonds and Fiscal Incentives
Published 2025-05-01“…To do this, we use three optimization techniques to identify solutions that lower electricity generation costs: Teaching Learning, Harmony Search, and the Shuffled Frog Leaping Algorithm. …”
Get full text
Article -
5426
SC-Route: A Scalable Cross-Layer Secure Routing Method for Multi-Hop Inter-Domain Wireless Networks
Published 2025-05-01“…To address these limitations, we propose a new routing method—the Secure Cross-Layer Route—designed for multi-hop inter-domain wireless networks to achieve unified optimization of security, delay, and throughput. First, we construct a multi-objective optimization model that integrates authentication delay, link load, and resource states, enabling balanced trade-offs between security and transmission performance in dynamic conditions. …”
Get full text
Article -
5427
A Dual-Variable Selection Framework for Enhancing Forest Aboveground Biomass Estimation via Multi-Source Remote Sensing
Published 2025-07-01“…A dual-variable selection strategy based on SHapley Additive exPlanations (SHAP) was developed, and a genetic algorithm (GA) was used to optimize the parameters of five machine learning models—elastic net (EN), least absolute shrinkage and selection operator (Lasso), support vector regression (SVR), Random Forest (RF), and Categorical Boosting (CatBoost)—to estimate the AGB of <i>Pinus kesiya</i> var. …”
Get full text
Article -
5428
Multi-Agent Mapping and Tracking-Based Electrical Vehicles with Unknown Environment Exploration
Published 2025-03-01“…Neural Radiance Fields (NeRFs) and machine learning models are employed to improve situational awareness, reduce positional tracking errors, and increase mapping accuracy by integrating real-time traffic conditions, battery levels, and environmental constraints. …”
Get full text
Article -
5429
Сontrol of Intelligent Transport System in Minsk
Published 2018-10-01“…Modeling of traffic flows have been made while using a computer program developed by the authors and it has made it possible to improve efficiency of traffic management by taking into account the distributed pulse of transport intensity. …”
Get full text
Article -
5430
Nodal Carbon Emission Factor Prediction for Power Systems Based on MDBO-CNN-LSTM
Published 2025-07-01“…In this study, we address these limitations by improving population initialization, search mechanisms, and iteration strategies and developing a hybrid strategy Modified Dung Beetle Optimization (MDBO) algorithm. …”
Get full text
Article -
5431
Studying the influence of correction codes on coherent reception of M-PSK signals in the presence of noise and harmonic interference
Published 2024-08-01“…The methods of statistical radio engineering, optimal signal reception theory and computer simulation modeling were used.Results. …”
Get full text
Article -
5432
Control-Oriented Real-Time Trajectory Planning for Heterogeneous UAV Formations
Published 2025-01-01“…Inspired by Model Predictive Control (MPC), in the trajectory planning stage, the method generates multi-step trajectory points using an improved artificial potential field (APF) method, estimates the actual formation trajectory using the prediction network, and optimizes the trajectory through a multi-objective particle swarm optimization (MOPSO) algorithm after evaluating the planning costs. …”
Get full text
Article -
5433
Interactive online learning method for students based on artificial intelligence
Published 2025-08-01“…This study proposes a novel approach that integrates the Dwarf Mongoose Optimization (DMO) algorithm with a Gated Recurrent Unit (GRU) neural network to develop an AI-powered interactive online learning model. …”
Get full text
Article -
5434
Short-term Wind Power Forecasting Based on BWO‒VMD and TCN‒BiGRU
Published 2025-05-01“…Given the instability and high volatility of wind power generation, this study proposes a short-term wind power prediction method based on BWO‒VMD and TCN‒BiGRU to improve the accuracy of wind power prediction and better support the energy transition under the “dual carbon” strategy.MethodsA short-term wind power generation prediction model based on the beluga whale optimization (BWO) algorithm, variational mode de-composition (VMD), temporal convolutional network (TCN), and bidirectional gated recurrent unit (BiGRU) was carefully proposed to improve the prediction accuracy of wind power generation, particularly considering its inherent instability and high volatility. …”
Get full text
Article -
5435
New method for landslide susceptibility evaluation in alpine valley regions that considers the suitability of InSAR monitoring and introduces deformation rate grading
Published 2025-03-01“…The landslide susceptibility model is developed utilizing the Particle Swarm Optimization-Back Propagation (PSO-BP) algorithm. …”
Get full text
Article -
5436
Electric Vehicle Cluster and Scheduling Strategy Based on Dynamic Game
Published 2023-04-01“…The upper layer takes the peak shaving demand and peak shaving cost of distribution system operator (DSO) as the optimization objectives, and uses an improved multi-objective particle swarm optimization algorithm to obtain the game strategy set of DSO. …”
Get full text
Article -
5437
A typical scenario generation method for renewable energy power systems based on time-sequenced operational simulations
Published 2025-05-01“…Firstly, a unit combination model that incorporates AC power flow constraints is constructed, and a two-stage solution strategy based on second-order cone relaxation is adopted to perform 8,760-hour time-sequenced simulations in the multi-period optimal power flow model. …”
Get full text
Article -
5438
-
5439
A Global Coverage Path Planning Method for Multi-UAV Maritime Surveillance in Complex Obstacle Environments
Published 2024-12-01“…Secondly, a method for calculating obstacle-avoidance path costs based on the Voronoi diagram is proposed, laying the foundation for obtaining the optimal access order. Thirdly, an improved discrete grey wolf optimizer (IDGWO) algorithm integrated with variable neighborhood search (VNS) operations is proposed to perform task assignment for multiple UAVs and achieve workload balancing. …”
Get full text
Article -
5440
Bio-Inspired Compliant Joints and Economic MPC Co-Design for Energy-Efficient, High-Speed Locomotion in Snake-like Robots
Published 2025-06-01“…Critically, this work adopts a synergistic design philosophy where mechanical components and control parameters are co-optimized through shared dynamic modeling. The proposed predictive control strategy optimizes locomotion speed while minimizing energy consumption. …”
Get full text
Article