Showing 6,881 - 6,894 results of 6,894 for search '"nonlinear"', query time: 0.09s Refine Results
  1. 6881

    Association of Serum Gamma-Glutamyltransferase with In-hospital Heart Failure in Patients with ST-segment Elevation Myocardial Infarction Undergoing Primary Percutaneous Coronary I... by An-Cheng Hou, Jian-Tong Hou, Wei-Ning Zhou, Yan-Jin Wei, Zhi-Hong Ou, Cun-Fei Liu

    Published 2025-01-01
    “…Restricted cubic splines suggested a linear relationship between GGT and in-hospital HF (p for nonlinearity = 0.158). The area under the curve was 0.607 (95% CI, 0.558–0.654; p = 0.007) when GGT was used to predict in-hospital HF, with a sensitivity of 57.14% and a specificity of 64.04%. …”
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  2. 6882

    A fuzzy logic approach within the DPSIR framework to address the inherent uncertainty and complexity of water security assessments by Liang Yuan, Zhijie Zhou, Weijun He, Xia Wu, Dagmawi Mulugeta Degefu, Juan Cheng, Lin Chai, Thomas Stephen Ramsey

    Published 2025-01-01
    “…A fuzzy logic evaluation model is established to deal with the nonlinearity and uncertainty of the evaluation index. …”
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  3. 6883

    The association between serum albumin levels and metabolic syndrome based on the NHANES and two sample Mendelian randomization study by Yile Tang, Yong Fan, Jin Su, Zisen Yang, Zaoling Liu

    Published 2025-01-01
    “…The association of serum albumin levels with metabolic syndrome and its components was estimated using weighted multivariable logistic regression, with its nonlinearity being examined by restricted cubic spline (RCS) regression. …”
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  4. 6884

    Oat Nutrition, Traits, and Yield as Affected by the Interaction of Nitrogen Rates and Plant Density in Sandy Soil by Zhiling Lin, Jianqiang Deng, Kai Gao, Zhixin Zhang

    Published 2025-01-01
    “…The pasture biomass increased nonlinearly with increasing planting density and N rate, and the maximum thresholds for C, N, and P uptake were 389.43 g kg<sup>−1</sup>, 11.19 g kg<sup>−1</sup>, and 3.10 g kg<sup>−1</sup> at N3, respectively. …”
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  5. 6885

    Optimal parameter identification of photovoltaic systems based on enhanced differential evolution optimization technique by Shubhranshu Mohan Parida, Vivekananda Pattanaik, Subhasis Panda, Pravat Kumar Rout, Binod Kumar Sahu, Mohit Bajaj, Vojtech Blazek, Lukas Prokop

    Published 2025-01-01
    “…However, precise PV cell modelling is critical for design due to many critical factors, such as inherent nonlinearity, existing complexity, and a wide range of model parameters. …”
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  6. 6886

    ANN-based two hidden layers computational procedure for analysis of heat transport dynamics in polymer-based trihybrid Carreau nanofluid flow over needle geometry by Adil Darvesh, Fethi Mohamed Maiz, Basma Souayeh, Luis Jaime Collantes Santisteban, Hakim AL. Garalleh, Afnan Al Agha, Lucerito Katherine Ortiz García, Nicole Anarella Sánchez-Miranda

    Published 2025-06-01
    “…Their advantages in handling nonlinearities and modeling high-dimensional data through integrating physical laws make them far superior to simpler machine learning and other traditional techniques, despite requiring greater data and computational resources. …”
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  7. 6887

    Prognostic value of inflammatory markers for all-cause mortality in patients with acute myocardial infarction in the coronary care unit: a retrospective study based on MIMIC-IV dat... by Fen Cao, Jun-jun Jiang, Gui Zhang, Jun Liu, Ping Xiao, Yang Tian, Wei Zhang, Sheng Zhang, Feng Hou, Zhong-Wu Bao, Kun Wu, Yong-zhi Zhu

    Published 2025-01-01
    “…Stratified analyses based on gender and comorbidities showed that the risk of death was significantly increased in male and female patients, with or without diabetes, without cerebral infarction, chronic obstructive pulmonary disease, liver disease, and renal disease in the Q4 group when compared to the Q1 group.ConclusionsNLR is nonlinearly and positively associated with all-cause mortality of AMI patients in the CCU. …”
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  8. 6888

    Transprofessional education in the student discourse: Demand, expectations, risks by A. N. Pinchuk, S. G. Karepova, D. A. Tikhomirov

    Published 2022-03-01
    “…Modern concepts of developing labour market and education defined in the digital economy paradigm, enunciate the imbalance between the rapidly changing requirements of the new economy and the system of vocational training. The nonlinearity of professional and educational trajectories brings to the fore, and the practice of continuous professional development and retraining becomes particularly important. …”
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  9. 6889

    Association between oxidative balance scores and peripheral artery disease in US adults: a cross-sectional study by Min Zhou, Min Zhou, Peng-Fei He, Peng-Fei He, Keren Zhang, Li-Juan Deng, Ning Wang, Gang Wang, Guang-Yao Yang, Shang Ju

    Published 2025-01-01
    “…Restricted cubic spline (RCS) analysis demonstrated a linear relationship between total OBS and PAD, with the likelihood of PAD decreasing as total OBS increased p for nonlinearity = 0.736. Dietary OBS, lifestyle OBS, and total OBS all showed positive linear correlations with ABI levels (all p &lt; 0.05). …”
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  10. 6890

    A dual-band microwave sensor for glucose measurements utilizing an enclosed split ring metamaterial-based array by Abhishek Kandwal, Ziheng Ju, Louis W.Y. Liu, Rohit Jasrotia, Choon Kit Chan, Zedong Nie, Ali M. Almuhlafi, Hamsakutty Vettikalladi

    Published 2025-02-01
    “…At 9.2 GHz, there was no significant resonant frequency shift with varying glucose concentrations, but the magnitude of the reflection coefficient changed with the glucose concentration nonlinearly in an amount-dependent manner, with a sensitivity of 16.6 dB per unit glucose concentration within the clinical diabetic range. …”
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  11. 6891

    Prediction of major adverse cardiovascular events following ST-segment elevation myocardial infarction using cardiac obesity marker—epicardial adipose tissue mass index: a prospect... by Zeyan Liu, Jinbo Wang, Yanfang Yang, Jinglin Cheng, Min Yang, Ye Zhang

    Published 2025-02-01
    “…Restricted cubic spline (RCS) analysis suggested a positive dose-response relationship between EAMI and MACE (P for nonlinearity = 0.87). EAMI showed better discriminative ability, prediction effect, accuracy, and clinical applicability compared to the traditional GRACE score. …”
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  12. 6892

    Evaluación de la capacidad de resistencia al fuego de una estructura de hormigón armado tras un terremoto = Post-earthquake fire capacity assesment of a reinforced concrete frame by Ismail Haouach, Belkacem Lamri, Abdelhak Kada

    Published 2022-12-01
    “…The damaged frame will be subjected to high temperatures due to fire and numerically analysed using ANSYS APDL software including material and geometric nonlinearities. The results show that when a structure, previously damaged by seismic action, is exposed to a post-earthquake fire, its vulnerability is influenced compared to that of the structure exposed to fire alone. …”
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  13. 6893

    The impact of E × B shear on microtearing based transport in spherical tokamaks by B.S. Patel, M.R. Hardman, D. Kennedy, M. Giacomin, D. Dickinson, C.M. Roach

    Published 2025-01-01
    “…Understanding how these and other electromagnetic modes nonlinearly saturate is likely critical in understanding the confinement of a high β ST. …”
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  14. 6894

    New Insights on Keller–Osserman Conditions for Semilinear Systems by Dragos-Patru Covei

    Published 2024-12-01
    “…Based on certain standard assumptions regarding the potential functions <i>p</i> and <i>q</i>, we introduce new conditions on the nonlinearities <i>f</i> and <i>g</i> to investigate the existence of entire large solutions for the given system. …”
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