Showing 261 - 280 results of 794 for search '(variable OR variables) function (co(efficient. OR efficiency.) OR (efficient. OR efficiency.))', query time: 0.24s Refine Results
  1. 261
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    Observational partitioning of water and CO<sub>2</sub> fluxes at National Ecological Observatory Network (NEON) sites: a 5-year dataset of soil and plant components for spatial... by E. Zahn, E. Bou-Zeid

    Published 2024-12-01
    “…<p>Long-term time series of transpiration, evaporation, plant net photosynthesis, and soil respiration are essential for addressing numerous research questions related to ecosystem functioning. However, quantifying these fluxes is challenging due to the lack of reliable and direct measurement techniques, which has left gaps in the understanding of their temporal cycles and spatial variability. …”
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    Article
  3. 263

    Impaired physical function in relation to later-life exposure to ambient fine particulate matter and ozone among Chinese middle-aged and older adults by Yuxi Tan, Qianqian Xiang, Yalin Zhang, Jiajun Shen, Minjin Peng, Xiaojie Sun, Ting Cai, Yunquan Zhang

    Published 2025-08-01
    “…Additive interactive effects were testified by introducing a 2 × 2-level dummy variable to model the joint exposure of PM2.5 and O3. …”
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  4. 264

    Helicobacter pylori‐related risk predictors of gastric cancer: The latest models, challenges, and future prospects by Seyedeh Zahra Bakhti, Saeid Latifi‐Navid, Reza Safaralizadeh

    Published 2020-07-01
    “…In addition, potential study‐level covariates and moderator variables (eg physical conditions, life styles, gastric microbiome, etc) linked to causal relationships, and their impact, should be recognized and controlled.…”
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  5. 265

    Preoperative Indicators for 1-year Mortality in Elderly Individuals Following Hip Fracture Surgery Under A Multidisciplinary Team Co-Management Model: A Single-Centre Retrospective... by Yucheng Gao PhD, Shaoyang Zhou MD, Wang Gao MD, Yuanwei Zhang PhD, Liu Shi PhD, Tian Xie MD, Chuwei Tian MD, Hui Chen, Yunfeng Rui PhD

    Published 2025-06-01
    “…Data regarding demographics, health state-related variables, injury- and admission-related variables, and preoperative laboratory test results were collected from medical records. …”
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    Heterotypic spheroids as a strategy for 3D culture of cryopreserved primary human hepatocytes in stirred-tank systems by Francisca Arez, Lena Preiss, Isabella Ramella Gal, Sofia P. Rebelo, Lassina Badolo, Catarina Brito, Thomas Spangenberg, Paula M. Alves

    Published 2025-03-01
    “…Primary human hepatocytes (PHHs) are the preferred cell source to address liver function. Despite originating from the native tissue, one of the bottlenecks when using primary material is the donor-to-donor variability. …”
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    Adaptive coordinated control for an under-actuated airplane–tractor system with parameter uncertainties by Pengjie Xu, Weining Huang, Tianrui Zhao, Wei Zhang, Tongwei Lu, Guiyan Qiang, Lin Zhang, Yanzheng Zhao

    Published 2025-02-01
    “…A decoupling control approach for velocity and angle control is adopted based on the analysis of system dynamics. Second, a function reflecting global coordination is constructed, and then it is transformed into an unconstrained variable through a designed performance function. …”
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  11. 271
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    Geometric structure of parameter space in immiscible two-phase flow in porous media by Håkon Pedersen, Alex Hansen

    Published 2025-05-01
    “…The goal of this work is to provide additional connections between geometric concepts and the variables appearing in the thermodynamics-like theory of two-phase flow. …”
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  13. 273

    Platform Technology for Extended Reality Biofeedback Training Under Operant Conditioning for Functional Limb Weakness: Protocol for the Coproduction of an at-Home Solution (React2H... by Anirban Dutta, Abhijit Das

    Published 2025-08-01
    “…Approaches such as experience-based co-design and quality function deployment can support coproduction by systematically addressing usability and accessibility challenges. …”
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    Drivers of toxic element accumulation in terrestrial ecosystems across elevational gradients by Baba Imoro Musah, Jie Yang, Guorui Xu

    Published 2025-05-01
    “…The accumulation of toxic elements exhibited seasonal variability along elevational gradients, with higher deposition occurring in summer and winter. …”
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  16. 276

    Validation of an interferon-gamma enzyme-linked immunosorbent spot assay to evaluate cell-mediated immunity against severe acute respiratory syndrome coronavirus 2 by Yunhwa Kim, Eun-Jeong Jang, Ji-Young Hwang, Kyung-Min Lee, Sivilay Xayaheuang, Seok-Tae Choi, Hosun Park

    Published 2024-12-01
    “…The COVID-19 pandemic forced the rapid development of methods to measure humoral and cellular immunity against SARS-CoV-2. The lack of a global standardized protocol and the high variability of intra- and inter-assay precision of the T-cell response made it difficult to compare T-cell assay results with those of other laboratories. …”
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  17. 277

    Evaluating the Effectiveness of Natural Carbon Sinks Through a Temperature-Dependent Model by Joachim Dengler

    Published 2025-06-01
    “…Articles have recently been circulating in the media around the world, claiming that natural <inline-formula><math xmlns="http://www.w3.org/1998/Math/MathML" display="inline"><semantics><mrow><msub><mi>CO</mi><mn>2</mn></msub></mrow></semantics></math></inline-formula> sinks have “suddenly and unexpectedly” ceased to function. …”
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  18. 278

    Revealing the mechanisms and therapeutic potential of immune checkpoint proteins across diverse protein families by Ran Liu, Xinyan Jiang, Ruijuan Dong, Yuting Zhang, Cong Gai, Peng Wei

    Published 2025-04-01
    “…In this review, we discuss the current understanding of the mechanisms underlying the co-suppressive functions of CTLA-4, PD-1, and other prominent immune checkpoint pathways. …”
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    Concomitant generation of hydrogen during carbon dioxide storage in ultramafic massifs- state of the art with implications to decarbonization strategies by Mahmoud Leila, Randy Hazlett, Paul Mathews George, Isabelle Moretti, Zhaksylyk Kabashev, Milovan Fustic

    Published 2025-09-01
    “…Key strategies to mitigate the detrimental effects of climate change include a rapid transition to green, zero-carbon energy sources coupled with geological storage of CO₂. Mineral trapping of CO₂ recently emerged as one of the most efficient and lowest-risk approaches for long-term CO₂ sequestration. …”
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