Showing 841 - 860 results of 1,109 for search 'variations model composition', query time: 0.14s Refine Results
  1. 841

    Robust optimization of stabilizing piles for landslides composed of soil–rock mixtures by Yang Yu, Songlin Liu, Qing Lü

    Published 2025-03-01
    “…Colluvial landslides are mainly composed of soil–rock mixtures with complex composition and structure, resulting in large uncertainties in mechanical properties. …”
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    Article
  2. 842

    Distribution and virulence of Orobanche cumana Wallr. in sunflower weed communities of northeastern Croatia by Slavica Antunović, Sanda Rašić, Pavo Lucić, Domagoj Zimmer, Marin Lukačević, Matej Kunčević, Edita Štefanić

    Published 2025-06-01
    “…No phytosociological affinities were observed between broomrape and weed communities in sunflowers. The full CCA model explained 82.81%, while the first two axes explained 55.92% of the total variation in community composition. …”
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    Article
  3. 843

    Relation between non-dietary cardiovascular health and costs associated with stroke in the US by Abraham M. Enyeji, Chioma Obi, Armarion Stegall, Jordan Davis, Roha Surani, Jayson Forbes, David L. Wetzell

    Published 2025-07-01
    “…Annual costs were assessed using a generalized linear model with a log link and gamma distribution, followed by a two-part model to account for the presence of both positive and zero costs across disaggregated healthcare categories. …”
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    Article
  4. 844

    Comparative Analysis of Codon Usage Patterns in the Chloroplast Genomes of <i>Fagopyrum</i> Species by Qilin Liu, Shurui Li, Dinghong He, Jinyu Liu, Xiuzhi He, Chengruizhi Lin, Jinze Li, Zhixuan Huang, Linkai Huang, Gang Nie, Xinquan Zhang, Guangyan Feng

    Published 2025-05-01
    “…Our results revealed a marked AT-rich nucleotide composition, with base content in the order T > A > C > G. …”
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    Article
  5. 845

    Research on the microstructure influence mechanism of hydraulic asphalt concrete based on fuzzy sets by Fang Jianyin, Bian Junhua, Constantinos Soutis, Dang Faning, Qin Yuan, Ren Jie, Gao Jun

    Published 2025-07-01
    “…This study achieves quantitative partitioning of CT scan maps of asphalt concrete and establishes a numerical model of hydraulic asphalt concrete based on CT numbers. …”
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    Article
  6. 846

    A Single Electrode Organic Neuromorphic Device for Dopamine Sensing in Vivo by Federico Rondelli, Michele Di Lauro, Gioacchino Calandra Sebastianella, Anna De Salvo, Matteo Genitoni, Mauro Murgia, Pierpaolo Greco, Carolina Giulia Ferroni, Riccardo Viaro, Luciano Fadiga, Fabio Biscarini

    Published 2024-12-01
    “…It exhibits stable multi‐parametric response in complex fluids, in brain's mechanical models and in vivo, enabling monitoring of local variations of dopamine concentration in the rat brain.…”
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    Article
  7. 847

    Multi-detachment-controlled thrust structures and deep hydrocarbon exploration targets in southern margin of Junggar Basin, NW China by Baoli YU, Chengzao JIA, Keyu LIU, Yong DENG, Wei WANG, Peng CHEN, Chao LI, Jia CHEN, Boyang GUO

    Published 2025-06-01
    “…Third, two petroleum systems and a four-layer composite hydrocarbon accumulation model are established depending on the structural deformation strength, trap effectiveness and source-trap configuration. …”
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    Article
  8. 848

    Unlocking the therapeutic potential of Pelargonium sidoides natural extract: A scoping review by Bárbara Donadon Reina, Samuel Santana Malheiros, Sâmmea Martins Vieira, Paula Ferreira de Andrade, Lívia Nordi Dovigo

    Published 2024-12-01
    “…Nonetheless, the establishment of a concentration protocol to further studies is still challenging due to variations in extract origin, composition and extraction methods. …”
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    Article
  9. 849

    Canada goose fecal microbiota correlate with geography more than host‐associated factors by Joshua C. Gil, Heather R. Skeen, Celeste Cuellar, Sarah M. Hird

    Published 2025-05-01
    “…Supervised machine learning models were able to predict the state and flyway of origin of a fecal sample based on bacterial composition alone. …”
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    Article
  10. 850

    Thermogravimetric Assessment and Kinetic Analysis of Forestry Residues Combustion by João Pedro Silva, Senhorinha Teixeira, José Carlos Teixeira

    Published 2025-06-01
    “…A significant variation in activation energy was observed during the devolatilization stage, ranging from 47.92 to 101.30 kJ/mol. …”
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    Article
  11. 851

    Optimizing the Ratio of Wind and Solar Power Stations by Kuznetsov N., Smertiuk V., Lysenko O., Nesterchuk D., Adamova S.

    Published 2018-12-01
    “…Based on the results, mathematical models were developed in the form of a composition of deterministic and stochastic components and theoretical studies on the search for optimal ratios of capacities of wind and solar power stations were carried out. …”
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    Article
  12. 852

    Growth and yield of lodgepole pine stands disturbed by mountain pine beetle in the Lower Foothills of Alberta by W. Richard Dempster, Sharon Meredith

    Published 2021-01-01
    “…Variation in attack severity and tree species composition will, in the absence of clearcutting following disturbance, result in increased diversity in stand and forest structure. …”
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    Article
  13. 853

    Magnetic Induction Spectroscopy-Based Non-Contact Assessment of Avocado Fruit Condition by Tianyang Lu, Adam D. Fletcher, Richard John Colgan, Michael D. O’Toole

    Published 2025-07-01
    “…To further investigate individual conductivity variation trends, Gaussian Mixture Model (GMM) clustering and Principal Component Analysis (PCA) was conducted for exploratory sample classification and visualization. …”
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    Article
  14. 854

    Melting mode-driven processing diagram for nanoparticle-enhanced high-strength aluminum alloy processed by laser powder bed fusion by Ali Rezaei, Mohsen K. Keshavarz, John Barnes, Mihaela Vlasea

    Published 2025-04-01
    “…Significant knowledge gaps persist in understanding the effects of melting modes, the functionality of nanoparticles, and compositional variations in this material system. This study systematically investigates the melting modes in LPBF of 7A76 to achieve defect-free samples. …”
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    Article
  15. 855

    Landscape Metrics as Ecological Indicators for PM<sub>10</sub> Prediction in European Cities by Seyedehmehrmanzar Sohrab, Nándor Csikós, Péter Szilassi

    Published 2024-12-01
    “…Understanding the spatiotemporal variations of PM<sub>10</sub> is essential for developing effective control strategies. …”
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    Article
  16. 856
  17. 857

    Weighting Variables for Transportation Assets Condition Indices Using Subjective Data Framework by Abdallah B. Al-Hamdan, Yazan Ibrahim Alatoom, Inya Nlenanya, Omar Smadi

    Published 2024-10-01
    “…The data-driven weights showed strong correlation with existing expert-based weights, validating their accuracy while capturing contextual variations between pavement types. The results indicate that the proposed framework achieved high model accuracy, demonstrated by R-squared values of 0.83 and 0.91 for rigid and composite pavements, respectively. …”
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    Article
  18. 858

    Wild house mice have a more dynamic and aerotolerant gut microbiota than laboratory mice by Eveliina Hanski, Susan Joseph, Michael A. Curtis, James W. Swann, Marie Vallier, Miriam Linnenbrink, John F. Baines, Jens-Kjeld Jensen, Andrew Wolfenden, Iris Mair, Kathryn J. Else, Janette E. Bradley, Wieteke Holthuijzen, Jonathan H. Plissner, Aura Raulo, Maude Quicray, Sarah C. L. Knowles

    Published 2025-04-01
    “…Knowledge about how and why the gut microbiota of this species varies between lab and wild settings and among natural populations could improve its utility as a model organism. Here, we use a large dataset comprising over 800 house mouse samples from multiple laboratory facilities and strains and wild mice from mainland and island populations to investigate gut microbiota variation in this species across contrasting genetic and environmental settings. …”
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  19. 859

    Potential use of saliva infrared spectra and machine learning for a minimally invasive screening test for congenital syphilis in infants by Deise Cristina Dal’Ongaro, Cicero Cena, Bruno Spolon Marangoni, Daniele A. Soares-Marangoni

    Published 2025-07-01
    “…When applying Quadratic Standard Normal Variate preprocessing with LOOCV, the model achieved 90% accuracy, 100% sensitivity, and 80% specificity. …”
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    Article
  20. 860

    Flowsheets for hydroxyacetone–phenol binary mixture separation: The use of special distillation methods by I. S. Gaganov, E. V. Rytova, A. K. Frolkova

    Published 2023-11-01
    “…Mathematical modeling of the vapor–liquid equilibrium was carried out using a local compositions model Non-Random Two Liquid. …”
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    Article