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Numerical study on the influence of material heterogeneity on mode III crack propagation using a phase-field model
Published 2025-06-01“…By incorporating material heterogeneity into the phase-field model, we aim to analyze how variations in material properties affect the material’s strength and crack path behavior. The numerical simulations will explore complex interactions between cracks and microstructural features, providing insights into how heterogeneity influences fracture mechanics at different length scales. …”
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642
A Computational Investigation of the “Equivalent Substrates” in the Evaporation of Sessile Droplets
Published 2025-05-01“…Conversely, increasing substrate thickness lengthens the heat transfer path, reducing heat conducted to the solid–liquid interface and decreasing evaporation rate. …”
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643
MVCG-SPS: A Multi-View Contrastive Graph Neural Network for Smart Ponzi Scheme Detection
Published 2025-03-01“…Our approach incorporates three key innovations: (1) Meta-Path-Based View Construction, which constructs multiple views of the data using meta-paths to capture different semantic relationships; (2) Reinforcement-Learning-Driven Multi-View Aggregation, which adaptively combines features from multiple views by optimizing aggregation weights through reinforcement learning; and (3) Multi-Scale Contrastive Learning, which aligns embeddings both within and across views to enhance representation robustness and improve anomaly detection performance. …”
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Differential quadrature free vibration analysis of sandwich plates with curvilinear fiber variable stiffness composite face sheets
Published 2025-07-01“…Key results demonstrate that optimizing the fiber path can enhance the fundamental frequency of VSCL sandwich plates by up to 32.7% (CFFF boundary), providing an efficient design tool for vibration control of aerospace lightweight structures.…”
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646
Network Analysis of Volatility Spillovers Between Environmental, Social, and Governance (ESG) Rating Stocks: Evidence from China
Published 2025-05-01“…It explores the risk transmission paths among different ESG-rated groups and analyzes the patterns and impacts of risk transmission during extreme market volatility. …”
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Comparative analysis of methods for predicting train-induced vibrations
Published 2025-06-01“…Additionally, on the basis of the measurement data, the study explored the impact of train length on ground vibration and demonstrated that track ballast can absorb vibration energy along the wave propagation path. A frequency propagation contour plot was also created to analyse vibration energy across different frequencies. …”
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649
Leanness Computation: Small Values and Special Graph Classes
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650
Technical Concept of Depot Location Selection and Over Station Development Property Matchability
Published 2025-06-01“…It is necessary to analyze the formation causes and propose optimization and improvement suggestions for urban rail transit planning and design. …”
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651
Mechanism and Numerical Simulation of Vertical Fracture Propagation in Composite Coal Rock
Published 2022-01-01“…The impact of different fracturing strata and injection rates on fracture propagation was studied by numerical models. …”
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652
An investigation into multi-objective decision-making in fresh cold chain supply chain networks within a dual distribution framework
Published 2025-07-01“…Abstract Aiming at the problems of facility location, path planning, and flow allocation in a cold chain supply network that incorporates both direct and transit (traditional two-stage) distribution modes, this paper introduced different types of cold storage and different types of cold-chain trucks, and constructed a multi-mode coordinated distribution system to adapt to the comprehensive requirements of fresh agricultural products for low cost and high timeliness of cold chain logistics. …”
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653
Active ramp-down control and trajectory design for tokamaks with neural differential equations and reinforcement learning
Published 2025-06-01“…Abstract The tokamak offers a promising path to fusion energy, but disruptions pose a major economic risk, motivating solutions to manage their consequence. …”
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654
Advanced leukocyte classification using attention mechanisms and dual channel U-Net architecture
Published 2025-04-01“…Then, the Dung Beetle Optimization (DBO) algorithm enhanced with Levy flight optimization is implemented for effective image segmentation processes. …”
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655
Explanation and design of mentoring in order to promote human resources activities in the National Company of Southern Oil-bearing Regions
Published 2024-11-01“…Their wants and needs are different and difficult to understand. Due to the increase in the size of the industry and the complexity related to its operations and human factors, a number of organizations have used mentoring programs. …”
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656
Research on cooperative thermal management of air conditioning system and battery liquid cooling system for pure electric vehicle
Published 2025-08-01“…The synergistic dual-evaporator system can dynamically adjust the evaporator operating state and refrigerant flow rate by innovating the refrigerant flow path and applying an intelligent control strategy to optimize the energy efficiency of the system. …”
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657
Offshore Optical-wireless Integrated Access Network Deployment Algorithm based on MHA-MAD
Published 2025-08-01“…These challenges include high deployment costs, substantial path losses, and harsh underwater conditions. There is an urgent need to optimize network deployment strategies to reduce costs, risks, and transmission losses in order to build a network that is suitable for the offshore environment.…”
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658
Marine fish species recognition based on improved YOLOv5s
Published 2024-08-01“…Improved some C3 modules of the backbone network, and integrated CA coordination attention mechanism into the C3 module, which improved the recognition accuracy and detection speed of the model while reducing the number of model parameters. Finally, optimized the path aggregation network of the model to enhance the feature fusion ability of the network.ResultsThe experimental results showed that the improved Our⁃YOLOv5s model had a mAP of 98.4% and a detection speed of 64 s-1 in the dataset, which was 2.4% and 6 s-1 higher than the original model, respectively.ConclusionThe model can meet the real⁃time detection requirements of marine fish.…”
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659
Risk Assessment and Dynamic Monitoring of China’s Agricultural Investment in Countries Along the Belt and Road Under the Guidance of Cultivated Land Resources
Published 2025-02-01“…Establishing a sound agricultural investment risk measurement and dynamic monitoring mechanism is a key path to optimize the efficiency of agricultural capital allocation and ensure the stability of the global food supply chain. …”
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660
A multi-modal graph-based framework for Alzheimer’s disease detection
Published 2025-07-01“…\rightarrow n_T$$ as end-to-end DL predictors. Each directed path in the graph functions as a DL predictor, supporting both forward propagation for transforming data representations, as well as backpropagation for model finetuning, saliency map computation, and input data optimization. …”
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