Showing 1,081 - 1,100 results of 1,556 for search 'variables model composition', query time: 0.15s Refine Results
  1. 1081

    Growth, physical, and cognitive function in children who are born HIV-free: School-age follow-up of a cluster-randomised trial in rural Zimbabwe. by Joe D Piper, Clever Mazhanga, Marian Mwapaura, Gloria Mapako, Idah Mapurisa, Tsitsi Mashedze, Eunice Munyama, Maria Kuona, Thombizodwa Mashiri, Kundai Sibanda, Dzidzai Matemavi, Monica Tichagwa, Soneni Nyoni, Asinje Saidi, Manasa Mangwende, Dzivaidzo Chidhanguro, Eddington Mpofu, Joice Tome, Gabriel Mbewe, Batsirai Mutasa, Bernard Chasekwa, Handrea Njovo, Chandiwana Nyachowe, Mary Muchekeza, Kuda Mutasa, Virginia Sauramba, Ceri Evans, Melissa J Gladstone, Jonathan C Wells, Elizabeth Allen, Melanie Smuk, Jean H Humphrey, Lisa F Langhaug, Naume V Tavengwa, Robert Ntozini, Andrew J Prendergast

    Published 2024-10-01
    “…They also included covariates derived from directed acyclic graphs, with separate models adjusted for contemporary variables (socioeconomic status, household food insecurity, religion, social support, gender norms, caregiver depression, age, caregiver education, adversity score, and number of children's books) and early-life variables (length-for-age-Z-score) at 18 months, birthweight, maternal baseline depression, household diet, maternal schooling and haemoglobin, socioeconomic status, facility birth, and gender norms. …”
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  2. 1082

    Optimization of photocatalytic degradation of sulfamethoxazole from wastewater using developed N-doped TiO2/biochar by Hailu Ashebir, Saeideh Babaee, Palesa Diale, Abebe Worku, T.A.M. Msagati, Jemal Fito Nure

    Published 2025-06-01
    “…RSM employed Central Composite Design (CCD) comprising four variables and 30 experimental runs to model and analyze degradation process. …”
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    Article
  3. 1083

    Merging eDNA and ecological network analysis to assess aquatic ecosystem status by Xusheng Wang, Xiaonan Wang, Shunhao Ai, Fan Wu, Jiayin Xi, Ji Li, Zhengtao Liu

    Published 2025-07-01
    “…A structural equation model was used to further refine the model by reducing the number of evaluation indicators, demonstrating that ecological status is affected by physical and nutrient factors, with biodiversity serving as a mediating variable. …”
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    Article
  4. 1084

    Development of Theoretical Approaches to Determination of the Main Groups of Biologically Active Substances of Medicinal Plant Raw Materials by TLC Method by O. V. Trineeva

    Published 2021-05-01
    “…As is known, the selection of optimal conditions for the analysis of extracts from medicinal plant raw materials (MPМ), as well as medicinal herbal preparations and pharmaceutical substances of plant origin, characterized by a complex variable composition of biologically active substances (BAS) by TLC, presents certain difficulties. …”
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  5. 1085

    Full cycle rice growth monitoring with dual-pol SAR data and interpretable deep learning by Ji Ge, Hong Zhang, Lu Xu, Wenjiang Huang, Jingling Jiang, Mingyang Song, Zihuan Guo, Chao Wang

    Published 2024-12-01
    “…Finally, an interpretable DL architecture incorporating a feature selection explainer and a feature-aware enhanced segmentation model is introduced. This architecture incorporates feature-wise variable learning networks, interprets the importance of individual features, and optimizes the feature composition, significantly enhancing the interpretability of the DL model. …”
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  6. 1086

    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
  7. 1087

    The role of the Indian Ocean Dipole in modulating the austral spring ENSO teleconnection to the Southern Hemisphere by L. G. Andrian, L. G. Andrian, L. G. Andrian, M. Osman, M. Osman, M. Osman, C. S. Vera, C. S. Vera, C. S. Vera

    Published 2024-12-01
    “…Reanalyses and the large ensemble of National Centers for Environmental Prediction (NCEP) Climate Forecast System version 2 (CFSv2) model outputs were used to compute composites and linear regressions for relevant variables. …”
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    Article
  8. 1088

    Research Progress on Characteristics Analysis of Gut Microbiota and Its Sex Differences in Laboratory Animals by SHEN Huangyi, HUANG Yufei, YANG Yunpeng

    Published 2025-06-01
    “…Sex differences represent a critical variable in biological research, significantly influencing the physiological functions, metabolic traits, and gut microbial composition of laboratory animals. …”
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  9. 1089

    Protective effect of Pu-erh tea polysaccharides and catechins compound on immunosuppressive mice by CHU Xi, ZHOU Yufei, LIU Ailing, ZHOU Miao, LI Dongfang, ZHANG Sheng

    Published 2025-06-01
    “…The model was constructed by orthogonal partial least squares-discriminant analysis (OPLS-DA), the key differential metabolites was screened by variable importance in projection (VIP) and variance analysis P value, and the metabolic pathway was analyzed by Kyoto Encyclopedia of Genes and Genomes (KEGG). …”
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  10. 1090

    Application of Response Surface Methodology for the Optimization of Basic Red 46 Dye Degradation in an Electrocoagulation–Ozonation Hybrid System by Nguyen Trong Nghia, Vinh Dinh Nguyen

    Published 2025-06-01
    “…The response surface methodology (RSM) with a central composite design (CCD) was applied to optimize the treatment process, focusing on five variables: current density, flow rate, ozone dosage, ozonation time, and initial dye concentration. …”
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    Article
  11. 1091

    Evaluation of the Parameters and Conditions of Process in the Ethylbenzene Dehydrogenation with Application of Permselective Membranes to Enhance Styrene Yield by Paulo Jardel P. Araújo, Manuela Souza Leite, Teresa M. Kakuta Ravagnani

    Published 2016-01-01
    “…This paper describes the simulation of a dehydrogenation process carried out in a tubular fixed-bed reactor wrapped in a permselective composite membrane. A mathematical model was developed, incorporating the various mass transport mechanisms found in each of the membrane layers and in the catalytic fixed bed. …”
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  12. 1092

    Comparison of Numerical Results With Experiment Using Digital Image Correlation System of Multiobjective Structural Optimised Wind Turbine Blade by Ramazan Özkan, Mustafa Serdar Genç

    Published 2025-09-01
    “…The optimisation algorithm defined several variables, including structural constraints, the type of composite material and the number of composite layers to form a mathematical model. …”
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    Article
  13. 1093

    Response Surface Methodology: Optimisation of Antifungal Bioemulsifier from Novel Bacillus thuringiensis by Deepak Rajendran, Ponnusami Venkatachalam, Jayapradha Ramakrishnan

    Published 2014-01-01
    “…A quadratic equation was employed to express the response variable in terms of the independent variables. Statistical tools like student’s t-test, F-test, and ANOVA were employed to identify the important factors and to test the adequacy of the model. …”
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    Article
  14. 1094

    Do leaf traits shape herbivory in tropical montane rainforests? A multispecies approach by Jana E. Schön, Raya Keuth, Jürgen Homeier, Oliver Limberger, Jörg Bendix, Nina Farwig, Roland Brandl

    Published 2024-10-01
    “…For each methodological approach, we ran 100 linear mixed‐effects models with all respective leaf traits as predictor and herbivory as response variables for data subsets containing one randomly selected tree individual of each species to estimate the range of the regression coefficients for each trait. …”
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    Article
  15. 1095

    Visceral fat, cardiovascular risk factors and quality of life in lupus activity categorised via complement C3 by J Alfredo Martinez, Victor Moreno-Torres, María Martínez-Urbistondo, Raquel Castejón, Susana Mellor-Pita, Andrea Higuera-Gómez, Begoña de Cuevillas, Amanda Cuevas-Sierra, Juan-Antonio Vargas

    Published 2025-05-01
    “…Interestingly, household composition as a sociodemographic variable (alone, couple/children/elderly or other) also showed an independent association with SLE activity.Conclusions Inactive patients with SLE exhibited more adverse cardiovascular risk markers compared with active patients categorised by complement C3, even when glucocorticoid administration was accounted for. …”
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  16. 1096

    Optimization of Acid Degumming of Crude Rice Bran Oil (CRBO) on Phospholipid Removal Using Response Surface Methodology (RSM) by Astrilia Damayanti, megawati megawati, Ima Winaningsih, Doni Rahmat Wicakso, Nuryoto Nuryoto, Yusuf Rumbino, Ridwan Anung Prasetyo, Muhammad Prabu Rizki

    Published 2025-05-01
    “…This research aims to remove phospholipids in crude rice bran oil (CRBO) by optimizing acid degumming. Three variables were optimized in this study using Design Expert v13's response surface methodology (RSM) employing central composite design (CCD) experimental design: the amount of phosphoric acid (0.1, 0.15, and 0.2 %w/w), the degumming temperature (50, 70, and 90 °C), and the degumming time (20, 30, 40 minutes). …”
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  17. 1097

    Psychometric properties of the Turkish Ethical Leadership at Work Questionnaire by Emrah Özsoy, Mark D. Griffiths, Meliha Ceylan

    Published 2025-12-01
    “…The seven dimensions showed distinctive associations with other variables (eg autocratic leadership, cynicism, and job satisfaction). …”
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    Article
  18. 1098

    Integrated hydrogeochemical and spatial assessment of groundwater quality using multivariate statistics and GIS: a case study from northeastern Iran by Maryam Tajbakhshian

    Published 2025-08-01
    “…The integrated approach provides a replicable model for groundwater quality monitoring and decision-support in data-scarce arid environments. …”
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  19. 1099

    EFFECT OF THE ADDITION OF PREGELATINIZED STARCH AND DEXTRIN IN THE FORMULATION OF TILAPIA MECHANICALLY SEPARATED MEAT PATTIES by Flávia Renata Potrich Signor, Gislaine Silveira Simões, Priscila Ferri Coldebella, Arcangelo Augusto Signor, Wilson Rogério Boscolo

    Published 2019-11-01
    “…A base formulation is developed to be applied in the design with different levels (0, 0.5, 1, 2, 3%) According to the planning (DCCR), pre-gelatinized starch and dextrin. A regression model was developed for the variable Shear Force response (texture). …”
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  20. 1100

    Different cutoff values of the skeletal muscle mass and myosteatosis result in different clinical impact on overall survival in oncology. A subanalysis of a clinical trial by Alexey Surov, Maximilian Thormann, Andreas Wienke, Jens Ricke, Max Seidensticker

    Published 2025-04-01
    “…However, the clinical implication of body composition parameters remains inconsistent, largely due to the variability in cutoff values used across studies. …”
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    Article