Showing 11,901 - 11,920 results of 13,904 for search '"estimator"', query time: 0.09s Refine Results
  1. 11901

    Physical Pathways for JWST-observed Supermassive Black Holes in the Early Universe by Junehyoung Jeon, Volker Bromm, Boyuan Liu, Steven L. Finkelstein

    Published 2025-01-01
    “…Observations with the James Webb Space Telescope (JWST) have revealed active galactic nuclei (AGN) powered by supermassive black holes (SMBHs) with estimated masses of 10 ^7 –10 ^8 M _⊙ at redshifts z  ∼ 7–9. …”
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  2. 11902

    Assessing the Impact of Traffic Emissions on Fine Particulate Matter and Carbon Monoxide Levels in Hanoi through COVID-19 Social Distancing Periods by Nhung H. Le, Bich-Thuy Ly, Phong K. Thai, Gia-Huy Pham, Ich-Hung Ngo, Van-Nguyet Do, Thuy T. Le, Luan V. Nhu, Ha Dang Son, Yen-Lien T. Nguyen, Duong H. Pham, Tuan V. Vu

    Published 2021-07-01
    “…To overcome this challenge, weather normalized concentrations of those pollutants were estimated using the random forest model, a machine learning technique. …”
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  3. 11903

    Measuring above-ground carbon stock using spatial analysis and the InVEST model: application in the Thoria Watershed, India by Zhe Guo, Himani Sharma, Mahesh Jadav, Upeksha Hettiarachchi, Chiranjit Guha, Wei Zhang, Pratiti Priyadarshini, Ruth S Meinzen-Dick

    Published 2024-01-01
    “…Using a proximity-based approach, we create these future land use maps and estimate the corresponding carbon stock with the InVEST carbon model. …”
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  4. 11904

    Mendelian randomization analysis of the causal relationship between trimethylamine N-oxide and its precursors and Parkinson’s disease by Bei Zhang, Ruijie Zhang, Huiming Ren, Qiongfeng Guan, Weinv Fan, Liyuan Han

    Published 2024-12-01
    “…These SNPs were employed as instrumental variables in a random-effects model to evaluate the causal relationship between circulating concentrations of TMAO and its precursors and the risk of Parkinson’s disease, by estimating odds ratios with accompanying 95% confidence intervals. …”
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  5. 11905

    Cereal-legume intercropping enhances the quality of feedstock for lignocellulosic bioethanol production by reducing the carbon: nitrogen ratio by Md Raseduzzaman, Gokul Gaudel, Stephen Okoth Aluoch, Arbindra Timilsina

    Published 2025-01-01
    “…Total grain dry matter yield, cereal grain protein content, straw dry matter yield, and straw biomass C/N ratio were estimated. The results showed that the intercrops produced more straw biomass and had a lower C/N ratio, but produced less grain, than cereal monocrops. …”
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  6. 11906

    The C825T Polymorphism of the G-Protein β3 Gene as a Risk Factor for Functional Dyspepsia: A Meta-Analysis by Yi-Zuo Song, He-Yi You, Zhe-Hui Zhu, Zheng-De Wen, Hui-Ying Xu, Bi-Cheng Chen, Zong-Jing Chen, Qing-Ke Huang

    Published 2016-01-01
    “…Therefore, we performed a meta-analysis to derive a precise estimation of the relationship between GNB3 polymorphisms and FD. …”
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  7. 11907

    Relationship between Maternal Central Obesity and the Risk of Gestational Diabetes Mellitus: A Systematic Review and Meta-Analysis of Cohort Studies by Da Yao, Qing Chang, Qi-Jun Wu, Shan-Yan Gao, Huan Zhao, Ya-Shu Liu, Yu-Ting Jiang, Yu-Hong Zhao

    Published 2020-01-01
    “…A total of 11 cohort studies with an overall sample size of 27,675 women and 2,226 patients with GDM were included in the analysis. The summary estimate of GDM risk in the central obesity pregnant women was 2.76 (95% confidence interval [CI]: 2.35–3.26) using the adjusted odds ratio (OR). …”
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  8. 11908

    Ancient and contemporary shellfish cultivation practices bolster bivalve communities and diversity‐biomass relationships by Kieran D. Cox, Hailey L. Davies, Ben Millard‐Martin, Morgan Black, Margot Hessing‐Lewis, Nicole F. Smith, Francis Juanes, Sarah E. Dudas

    Published 2025-01-01
    “…We quantified the diversity, density and estimated biomass of the bivalve communities within 24 intertidal sites and evaluated the communities' association with the habitat's substrate composition, sediment characteristics and physical complexity. …”
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  9. 11909

    Economic value of HPC experience for new STEM professionals: Insights from STEM hiring managers by Winona Snapp-Childs, Winona Snapp-Childs, Claudia M. Costa, Daniel Olds, Daniel Olds, Addison Snell, Julie A. Wernert, Craig A. Stewart

    Published 2025-01-01
    “…In particular, we ask: could the possession of high performance computing (HPC) skills enhance the chances of a person getting a job and/or increase starting salaries for people receiving an undergraduate or graduate degree and entering the technical workforce (rather than academia)? We also estimate the value to the US economy of practical experience offered to US students through training about HPC and the opportunity to use HPC systems funded by the National Science Foundation (NSF) and accessible nationally.MethodsInterviews and surveys of employers of graduates in STEM fields were used to gauge demand for STEM graduates with practical HPC experience and the salary increase that can be associated with the possession of such skills. …”
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  10. 11910

    Prevalence of Joint Hypermobility and Patterns of Articular Manifestations in Patients with Inflammatory Bowel Disease by P. Vounotrypidis, E. Efremidou, P. Zezos, M. Pitiakoudis, E. Maltezos, N. Lyratzopoulos, G. Kouklakis

    Published 2009-01-01
    “…Significant difference was detected on JH in CD patients as compared to UC patients (𝑃=.0063) and controls (𝑃<.0001). The estimated OR for JH was 7.108 (95% CI: 2.98–16.95) in CD and 1.634 (95% CI: 0.63–4.22) in UC patients. …”
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  11. 11911

    Postoperative Albumin Drop Is a Marker for Surgical Stress and a Predictor for Clinical Outcome: A Pilot Study by Martin Hübner, Styliani Mantziari, Nicolas Demartines, François Pralong, Pauline Coti-Bertrand, Markus Schäfer

    Published 2016-01-01
    “…Alb Δ min was correlated with operation length (Pearson ρ=0.470, P<0.001), estimated blood loss (ρ=0.605, P<0.001), and maximal CRP values (ρ=0.391, P=0.002). …”
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  12. 11912

    Total Psoas Area Predicts Complications following Radical Cystectomy by Timothy D. Lyon, Nicholas J. Farber, Leo C. Chen, Thomas W. Fuller, Benjamin J. Davies, Jeffrey R. Gingrich, Ronald L. Hrebinko, Jodi K. Maranchie, Jennifer M. Taylor, Tatum V. Tarin

    Published 2015-01-01
    “…To determine whether total psoas area (TPA), a simple estimate of muscle mass, is associated with complications after radical cystectomy. …”
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  13. 11913

    Toward Sustainable Biocultural Ecotourism: An Integrated Spatial Analysis of Cultural and Biodiversity Richness in Colombia by Alejandra Echeverri, Natasha M. Batista, Stacie Wolny, Guido A. Herrera‐R, Federico Andrade‐Rivas, Allison Bailey, Anaid Cardenas‐Navarrete, Armando Dávila Arenas, Andres Felipe Díaz‐Salazar, Katherine Victoria Hernandez, Kelley E. Langhans, Bryam E. Mateus‐Aguilar, Dallas Levey, Andrew Neill, Oliver Nguyen, Andres Felipe Suárez‐Castro, Felipe Zapata, Natalia Ocampo‐Peñuela

    Published 2025-01-01
    “…By mapping areas of sports fisheries, birdwatching destinations, national park annual visitors and airport arrivals we also estimated spatial demand. We also analysed the difference between biocultural ecotourism supply and demand to assess the realized and untapped potential for biocultural destinations. …”
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  14. 11914

    Finite-Time Output Robust Control for Restricted Joint Flight Emulator Robotic Arm With Adaptive Tangent Barrier Gains by Isaac Chairez, Alejandra Hernandez-Sanchez, Caridad Mireles, Arthur Mukhamedov, Grigory Bugriy, Stepan Lemak, Viktor Chertopolokhov

    Published 2025-01-01
    “…The origin is shown to be a fixed-time stable equilibrium point for the tracking error space, provided state space constraints are met, as evidenced by the faster convergence of the mean square estimation of the tracking error. Experimental assessments demonstrate that the barrier controller effectively tracks reference trajectories despite modeling uncertainties and implementation challenges, thereby validating the proposed controller.…”
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  15. 11915
  16. 11916

    Studies on wear resistance of the radial bearing design taking into account rheological properties of micropolar lubricant by M. A. Mukutadze, H. N. Abdulrahman, V. E. Shvedova, G. A. Badakhov, N. V. Zinoviev

    Published 2023-09-01
    “…The novelty of the work lies in the concretization of the technique of engineering calculations for the design of an effective radial bearing with an antifriction polymer coating with an axial groove on the bearing surface of the bearing bush, taking into account the dependence of the rheological properties of a micropolar lubricant on pressure and temperature in a turbulent mode, which makes it possible to estimate the value of the main operational characteristics: hydrodynamic pressure, load ability and coefficient of friction, as well as to expand the scope of practical application of models for engineering calculations. …”
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  17. 11917

    Network analysis of the association between social anxiety and problematic smartphone use in college students by Wanying Xing, Xianyang Wang, Tingwei Feng, Jiaxin Xie, Chang Liu, Xiuchao Wang, Hui Wang, Lei Ren, Lei Ren, Xufeng Liu

    Published 2025-01-01
    “…A regularized Gaussian graphical model was used to estimate the relationships between these symptoms. …”
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  18. 11918

    Techno-economic analysis of cutting-edge PV systems deployment and reconfigurations on rooftop industrial building in Saudi Arabia’s eastern region by Abdulrhman Klifa Al-Hanoot, Hazlie Mokhlis, Saad Mekhilef, Mohammad Alghoul, Hussain Shareef, Zaid Alotaibi

    Published 2025-01-01
    “…Installation costs, maintenance expenses, revenue estimates, and potential revenue sources are also factored in, considering local regulations and policies. …”
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  19. 11919

    Analysis of Health Impacts from Future Air Quality Changes Considering the Aging Population in Korea by Jinseok Kim, Youjung Jang, Hyejung Hu, Younha Kim, Bomi Kim, Seung Jick Yoo, Jae-Bum Lee, Seung-Hee Eun, Sung-Chul Hong, Hyungah Jin, Jung-Hun Woo

    Published 2025-01-01
    “…The GUIDE model, an Integrated Assessment Model (IAM), was used to estimate future emissions, while the CMAQ (Chemical Transport Model) and BenMAP (Health Impact Model) evaluated health impacts resulting from changes in air quality in Korea. …”
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  20. 11920

    Heterogeneous graph convolutional neural network for protein-ligand scoring by Kevin Crampon, Alexis Giorkallos, Xavier Vigouroux, Stephanie Baud, Luiz Angelo Steffenel

    Published 2023-04-01
    “…Structure-based molecular docking is a complex process mixing both surface exploration and energy estimation to find the minimal free energy of binding corresponding to the best interaction location. …”
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