Showing 601 - 620 results of 1,556 for search '(variable OR variables) model composition', query time: 0.17s Refine Results
  1. 601

    A 3-dimensional mathematical model of microbial proliferation that generates the characteristic cumulative relative abundance distributions in gut microbiomes. by Lena Takayasu, Wataru Suda, Eiichiro Watanabe, Shinji Fukuda, Kageyasu Takanashi, Hiroshi Ohno, Misako Takayasu, Hideki Takayasu, Masahira Hattori

    Published 2017-01-01
    “…Our model indicated that the CRAD may be determined by the ratio of emerging to pre-existing species during non-uniform spatially competitive proliferation, independent of species composition.…”
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  2. 602
  3. 603

    Spatiotemporal evolution of surface water quality and driving factors across varying levels of human interference in a major subbasin of the Yellow River Basin, China by Longmei Xie, Ruizhong Gao, Xixi Wang, Limin Duan, Lijing Fang, Hui Tong, Chang Yue, Tingxi Liu

    Published 2025-06-01
    “…Using 2013–2023 datasets on water quality, hydrology, and meteorology, the composite pollution index (CPI), ANOVA, and generalized additive models were applied to provide insights for effective management. …”
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  4. 604

    A Fast Prediction Model of Supercritical Airfoils Based on Deep Operator Network and Variational Autoencoder Considering Physical Constraints by Mengxin Liu, Yunjia Yang, Chenyu Wu, Yufei Zhang

    Published 2024-12-01
    “…The VAE model is trained to determine the optimal latent variable dimension and Kullback-Leibler (KL) divergence weight. …”
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  5. 605

    Variation in nuclear genome size in a freshwater snail model system featuring a recent whole-genome duplication by Maurine Neiman, Maria Pichler, Martin Haase, Dunja K. Lamatsch

    Published 2025-06-01
    “…Conspecifics often share—or are assumed to share—nuclear genome characteristics like nucleotide composition and genome size. These fundamental aspects of the nuclear genome can themselves be the object of natural selection. …”
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  6. 606

    Anti-Atherosclerotic Activity of Plumeria Acuminata Leaf Extract Against Triton X-100 Induced Hyperlipidemia Model in Rats by Mounika G S, Rajesh M S

    Published 2025-01-01
    “…This study explains the potential effects of the methanol extract of Plumeria acuminata leaves against atherosclerosis.Methods Nine formulations of mucoadhesive microspheres were created incorporating Carbopol-934P and different ratios of AIFM. A central composite design was employed using Design-Expert software to assess the influence of independent variables concentrations of polymers on the dependent variable mucoadhesive strength. …”
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  7. 607

    Mathematical Modeling of Thermal and Deformation Fields in Non-Metallic Heterogeneous Materials During Control by the Thermal Imaging Method by Vladimir Tonkonogyi, Maryna Holofieieva, Yurii Morozov, Volodymyr Yarovyi, Oksana Bieliavska, Isak Karabegović

    Published 2025-02-01
    “…The article aims to mathematically model processes that occur in non-metallic heterogeneous materials when active thermography methods were used for deep study control. …”
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  8. 608

    A Combined Approach of Experimental Testing and Inverse FE Modelling for Determining Homogenized Elastic Properties of Membranes and Plates by Christian Iandiorio, Riccardo Serenella, Pietro Salvini

    Published 2025-02-01
    “…While homogeneous materials can be modeled with relative ease, heterogeneous materials such as composites or biological tissues with multiphase compositions pose significant difficulties due to the variability in their internal structures. …”
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  9. 609

    Evaluation of water supply function in the Economic Belt of the Northern Slope of the Tianshan Mountains based on the InVEST model by Wei Liu, Hao Tian, Xingang Xu, Guang Yang

    Published 2024-12-01
    “…The Economic Belt of the Northern Slope of the Tianshan Mountains (EBNSTM) is a composite ecosystem with mountains, oases, and desert areas; it also serves as an active area for anthropogenic activities. …”
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  10. 610

    Trait-Based Modeling of Surface Cooling Dynamics in Olive Fruit Using Thermal Imaging and Mixed-Effects Analysis by Eddy Plasquy, José M. Garcia, Maria C. Florido, Anneleen Verhasselt

    Published 2025-07-01
    “…The results confirmed that fruit weight, specific surface area (SSA), and specific heat capacity (SHC) are key drivers of cooling rate variability, consistent with theoretical expectations, but quantified here using a trait-based statistical model applied to olive fruit. …”
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  11. 611

    An insight into the CO2 solubility in NaCl + ethylene glycol (1:16) deep eutectic solvent: experimental and modeling by Ali Rasoolzadeh, Mehdi Keshtkar, Sona Raeissi, Reza Haghbakhsh

    Published 2025-09-01
    “…The vdW approach was considered in the three cases without using binary interaction, constant binary interaction, and variable binary interaction parameter by temperature. …”
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  12. 612

    Evaluating Machine Learning Models for Predicting Hardness of AlCoCrCuFeNi High-Entropy Alloys by Uma Maheshwera Reddy Paturi, Muhammad Ishtiaq, Pasupuleti Lakshmi Narayana, Anoop Kumar Maurya, Seong-Woo Choi, Nagireddy Gari Subba Reddy

    Published 2025-04-01
    “…This study evaluates the predictive capabilities of various machine learning (ML) algorithms for estimating the hardness of AlCoCrCuFeNi high-entropy alloys (HEAs) based on their compositional variables. Among the ML methods explored, a backpropagation neural network (BPNN) model with a sigmoid activation function exhibited superior predictive accuracy compared to other algorithms. …”
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  13. 613

    Construction of a predictive model for concurrent infection in liver failure patients based on prognostic nutritional index and inflammatory cytokine analysis by Hong Yang, Bin Zhang, Chun Yu, Xiao Zhu

    Published 2025-08-01
    “…Non-collinear factors were selected for a logistic regression model to identify infection predictors. Statistically significant variables were used to create a risk prediction nomogram using R software, with internal validation performed. …”
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  14. 614

    Identification of Target Body Composition Parameters by Dual-Energy X-Ray Absorptiometry, Bioelectrical Impedance, and Ultrasonography to Detect Older Adults With Frailty and Prefr... by Beatriz Ortiz-Navarro, José Losa-Reyna, Veronica Mihaiescu-Ion, Jerónimo Garcia-Romero, Margarita Carrillo de Albornoz-Gil, Alejandro Galán-Mercant

    Published 2025-05-01
    “…The adjusted LeanM RL model showed a good balance between sensitivity (35.7%) and specificity (93.9%; P ConclusionsBody composition variables, particularly WBPhA, LeanM RL, and US, are effective predictors of frailty in older adults. …”
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    Return Loss Optimization in Rectangular Microstrip Patch Antennas Using Response Surface Methodology (RSM) for 5G Applications by Thi Bich Ngoc Tran, Van Su Dang

    Published 2025-06-01
    “…To examine the impact of independent variables (such as patch length, patch width, inset slot length, and inset slot width) on the response variables (return loss and resonant frequency), Response Surface Methodology (RSM) combined with Central Composite Design (CCD) was applied. …”
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  17. 617

    Experimental Investigation into Waterproofing Performance of Cement Mortar Incorporating Nano Silicon by Nasiru Zakari Muhammad, Muhd Zaimi Abd Majid, Ali Keyvanfar, Arezou Shafaghat, Ronald MCcaffer, Jahangir Mirza, Muhammad Magana Aliyu, Mujittafa Sariyyu

    Published 2025-06-01
    “…Therefore, nano silicon was characterized using Field Emission Scanning Electron Microscope (FESEM), Energy Dispersion Spectroscopy (EDS), Fourier Transform Infrared Spectroscopy (FTIR), X-ray Diffraction (XRD), and surface Zeta potential. The Central Composite Design (CCD) tool was adopted to plan the experiment and further used to model the relationship between experimental variables and experimental response. …”
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    Sustained release biodegradable solid lipid microparticles: Formulation, evaluation and statistical optimization by response surface methodology by Hanif Muhammad, Khan Hafeez Ullah, Afzal Samina, Mahmood Asif, Maheen Safirah, Afzal Khurram, Iqbal Nabila, Andleeb Mehwish, Abbas Nazar

    Published 2017-12-01
    “…For preparing nebivolol loaded solid lipid microparticles (SLMs) by the solvent evaporation microencapsulation process from carnauba wax and glyceryl monostearate, central composite design was used to study the impact of independent variables on yield (Y1), entrapment efficiency (Y2) and drug release (Y3). …”
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