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761
Optimal Economic Dispatch Strategy for Cascade Hydropower Stations Considering Electric Energy and Peak Regulation Markets
Published 2025-04-01“…The objective function takes into account the generation capacity of the cascade hydropower stations, the benefits of the EEM, the influence of the spot market, the compensatory benefits of peaking, and the sharing expenses of peaking; secondly, the constraints at the level of the power grid, the level of the cascade hydropower stations, and the level of the market are taken into account comprehensively, and the Harris Hawk Algorithm is used to solve the model; lastly, by comparing different schemes, it is observed that under varying inflow conditions, the proposed dispatch strategy in this paper yields slightly lower revenue in the EEM than other schemes. …”
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762
Research Status and Development Trends of Deep Reinforcement Learning in the Intelligent Transformation of Agricultural Machinery
Published 2025-06-01“…This helps improve the algorithm’s fast generalization ability across different crop types, climates, and geographical regions, ensuring the smart agricultural machinery system has broad adaptability and robustness and accelerating its application in various agricultural settings. …”
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763
Research on Machine Learning-Based Extraction and Classification of Crop Planting Information in Arid Irrigated Areas Using Sentinel-1 and Sentinel-2 Time-Series Data
Published 2025-05-01“…The research findings are as follows: (1) The RF classification algorithm outperforms CART and SVM algorithms in terms of classification accuracy, achieving an overall accuracy (OA) of 0.84 and a kappa coefficient of 0.805. (2) The cropland area classified by the RF algorithm exhibited a high degree of consistency with statistical yearbook data (R<sup>2</sup> = 0.82–0.91). …”
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764
Foreshock migration preceding the 2016 Mw 7.0 Kumamoto earthquake, Japan
Published 2016-09-01“…To more precisely characterize the evolution of the earthquake sequences, we applied a matched filter technique to continuous waveform data, using template events obtained via a double‐difference relocation algorithm. …”
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765
A global comparison of social media bot and human characteristics
Published 2025-03-01“…With this definition as a premise, we systematically compare the characteristics between bots and humans across global events, and reflect on how the software-programmed bot is an Artificial Intelligent algorithm, and its potential for evolution as technology advances. …”
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766
A Dynamic Monitoring Framework for Spring Low-Temperature Disasters Affecting Winter Wheat: Exploring Environmental Coercion and Mitigation Mechanisms
Published 2025-01-01“…Subsequently, using the XGBoost algorithm to analyze the differences between spring frost and cold damage patterns, a model for identifying types of spring LTDs was developed. …”
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767
Modeling quinoa growth under saline and water-limiting conditions using SWAP-WOFOST
Published 2025-03-01“…Calibration and parameter uncertainty was performed using the DiffeRential Evolution Adaptive Metropolis (DREAMzs) algorithm on key parameters identified via sensitivity analysis using the Morris method. …”
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768
Deciphering the heterogeneity of epithelial cells in pancreatic ductal adenocarcinoma: implications for metastasis and immune evasion
Published 2025-04-01“…Methods Single-cell RNA-sequencing data from two datasets (GSE154778 and GSE158356) were integrated using the Harmony algorithm, followed by quality control, clustering, and differential gene expression analysis. …”
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769
Film Analysis: Raymond Bellour’s Methodology
Published 2025-06-01“…The article is devoted to the identification of the algorithm for analysing a feature film used by the French film and literary theorist Raymond Bellour (b. 1939) when analysing a fragment of Alfred Hitchcock’s The Birds (1963). …”
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770
Enhanced Fault Detection in Satellite Attitude Control Systems Using LSTM-Based Deep Learning and Redundant Reaction Wheels
Published 2024-11-01“…Incorporated into our model is a torque allocation algorithm designed to circumvent specific velocities known to induce torque disturbances, a factor known to influence LSTM performance adversely. …”
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771
Obtaining patient phenotypes in SARS-CoV-2 pneumonia, and their association with clinical severity and mortality
Published 2024-06-01“…Abstract Background There exists consistent empirical evidence in the literature pointing out ample heterogeneity in terms of the clinical evolution of patients with COVID-19. The identification of specific phenotypes underlying in the population might contribute towards a better understanding and characterization of the different courses of the disease. …”
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772
Efficient and practical Hamiltonian simulation from time-dependent product formulas
Published 2025-03-01“…The quantum algorithms we develop have provably better scaling (in terms of gate complexity and circuit depth) than a naive application of well-known Trotter formulas, for systems where the evolution is determined by a Hamiltonian with different energy scales (i.e., one part is “large” and another part is “small”). …”
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773
Attention-Based Hypergraph Neural Network: A Personalized Recommendation
Published 2025-06-01“…To address the limitations of existing studies in multimodal heterogeneous data fusion and high-order relationship modeling, this research proposes a Heterogeneous Hypergraph and Attention-based Online Course Recommendation (HHAOCR) algorithm. By constructing a heterogeneous hypergraph structure encompassing three entity types (students, instructors, and courses), we innovatively designed hypergraph convolution operators to achieve bidirectional vertex-hyperedge information aggregation, integrated with a dynamic attention mechanism to quantify important differences among entities. …”
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774
Quantitative evaluation and obstacle factor diagnosis of drug regulatory capacity in China.
Published 2025-01-01“…<h4>Methods</h4>Using the methods of literature research, expert interviews, investigation and analysis, the quantitative evaluation indicator system of supervision ability was established in all directions; the indicator data were collected and quantified; the indicator weight setting algorithm of the evaluation system was improved and the indicator weight was set by combining AHP and entropy method; the differences among eastern, central, and western provincial-level regions were analyzed by variance analysis; panel data were constructed for spatio-temporal evolution analysis; obstacle factor diagnosis model was used to analyze the obstacle factors.…”
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775
Spatio-Temporal Characteristics of the Morphological Development of Gully Erosion on the Chinese Loess Plateau
Published 2025-08-01“…The erosion and deposition on a gully slope were quantified using the M3C2 algorithm. The results show that the proportion of sediment yield of the gully slope in the whole slope–gully system ranged from 81.5% to 99.7% for different flow discharges (25, 40, 55, 70, and 85 L/min). …”
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776
Power Metal Corrosion Evaluation Method Based on Image Feature Analysis
Published 2021-02-01“…The evaluation results of the corrosion status of different corrosion samples on site are consistent with their actual corrosion degree.…”
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777
Digital Sovereignty in times of AI: between perils of hegemonic agendas and possibilities of alternative approaches
Published 2024-12-01“…This article explores contemporary discourses on digital sovereignty, highlighting how different ideological positions shape these conversations. …”
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778
Parallelizing Quantum Simulation With Decision Diagrams
Published 2024-01-01“…In recent years, researchers have adapted DDs into different forms for representing quantum states and performing quantum calculations efficiently. …”
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779
Model Selection from Multiple Model Families in Species Distribution Modeling Using Minimum Message Length
Published 2024-12-01“…Species distribution modeling is fundamental to biodiversity, evolution, conservation science, and the study of invasive species. …”
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780
Gravity‐Derived Antarctic Crustal Thickness Based on the Gauss‐FFT Method
Published 2022-08-01“…Tests with synthetic data indicate that the iterative inversion algorithm can yield a highly accurate Moho topography. …”
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