Showing 741 - 760 results of 6,053 for search 'model composition methods', query time: 0.14s Refine Results
  1. 741

    Thermal analysis of the prepared lignin/graphene oxide/polyurethane composite by M. Elshafie, M.G. Taha, S.M. Elhamamsy, Y. Moustafa, W.I.M. Elazab

    Published 2020-06-01
    “…The kinetic parameters for each one of the decomposition steps were calculated through four methods of the non-isothermal decomposition kinetics calculations, and the kinetic mechanisms were determined by analyzing the thermal data by using thirty-five solid-state reaction models. …”
    Get full text
    Article
  2. 742

    Estimation of the compressive strength of ultrahigh performance concrete using machine learning models by Rakesh Kumar, Divesh Ranjan Kumar, Warit Wipulanusat, Chanachai Thongchom, Pijush Samui, Baboo Rai

    Published 2025-03-01
    “…Using traditional statistical methods, it is difficult for us to quantify the relationships between the technical properties of UHPC and the composition of the mixture because of their complexity and nonlinearity. …”
    Get full text
    Article
  3. 743

    ScTCN-LightGBM: a hybrid learning method via transposed dimensionality-reduction convolution for loading measurement of industrial material by Zihua Chen, Runmei Zhang, Zhong Chen, Yu Zheng, Shunxiang Zhang

    Published 2023-12-01
    “…First, we provide an abnormal data processing method to guarantee raw data accuracy. Second, we design a sided-composited temporal convolutional network that combines a novel transposed dimensionality-reduction convolution residual block with the conventional residual block. …”
    Get full text
    Article
  4. 744

    Gathering evidence on e-rubrics: Perspectives and many facet Rasch analysis of rating behavior by Inan Deniz Erguvan, Beyza Aksu Dünya

    Published 2021-06-01
    “…This study examined the faculty perspectives towards the use of electronic rubrics and their rating behavior in a freshman composition course. A mixed-methods approach has been employed for data collection and analysis. …”
    Get full text
    Article
  5. 745

    Optimization of composition and technology for tablets containing aspen bark extract by O. I. Onуshkiv

    Published 2015-04-01
    “…At establishment of optimal composition of the tablets based on aspen bark extract three excipientsinfluence, and also their correlation in composition of tabletshas been studied [8]. …”
    Get full text
    Article
  6. 746
  7. 747

    STUDY ON BUFFETING ACTIVE CONTROL BASED ON MACRO FIBER COMPOSITES by SUN Jie, HUANG TingXuan, SUN LuJun, ZHU DongFang, HUANG Jing

    Published 2020-01-01
    “…The MFC actuator was modeled using the load simulation method. The aerodynamic forces were simulated by the doublet-lattice method and the control laws were designed applying the negative velocity feedback algorithm. …”
    Get full text
    Article
  8. 748

    Bubble collapse dynamics near the composite walls: Progress and challenges by Yichen Zhu, Xiaojian Ma, Ruiquan Zhou, Yuwei Sun, Mindi Zhang

    Published 2025-05-01
    “…The present work reviews recent progress made towards developing experimental and numerical investigation for interaction of bubble dynamics and composite response. The goal of our overall efforts is to (1) summarize the progress made in the experimental and numerical modeling and approaches for bubble dynamics near various composite walls, (2) discuss the effect of designability of the composite materials on the bubble dynamics, with special emphasis on the variations of fiber orientation and ply number of composite walls, as well as correspondingly accompanied by tilted jets and opposite migration of bubbles, with experimental and numerical modeling and approaches, (3) improve the understanding of relationship between bubble dynamic behaviors and material’s specific stiffness via experimental data and modified deep neural network method, with particular emphasis on the critical condition of bubble migration under the actions of various material properties. …”
    Get full text
    Article
  9. 749

    Research of Steel-Concrete Composite Bridge under Blasting Loads by Yuan Li, Shuanhai He

    Published 2018-01-01
    “…This paper presents a study to simulate the performance of steel-plate composite bridge under various blasting loads. The multi-Euler domain method based on the fully coupled Lagrange and Euler models is adopted for the structural analysis of explosion process with the commercial software Autodyn. …”
    Get full text
    Article
  10. 750

    Analysis of Flutter Characteristics for Composite Laminates in Hypersonic Yawed Flow by Shuang Cao, Tongqing Guo, Jiangpeng Wu, Di Zhou, Ennan Shen

    Published 2025-02-01
    “…This paper investigates the flutter characteristics of composite laminates in hypersonic yawed flow using numerical simulations. …”
    Get full text
    Article
  11. 751

    Analysis of machine learning approaches for the interpretation of acoustic fields obtained by well noise data modelling by N. V. Mutovkin

    Published 2020-03-01
    “…Machine learning makes it possible to take into account many factors affecting the spectrum of the measured signal, extracting from them exactly those factors associated with a change in phase composition. In order to build the best model, machine learning approaches such as linear regression with different variants of regularisation, Bayesian regression, neural net, methods of supporting vectors, decision tree, random forest and gradient boosting are considered. …”
    Get full text
    Article
  12. 752

    The impact of multidirectional excitation on the stick–slip vibration characteristics of a drill string by Zhao Hongshan, Wang Wenchang, An Kaixian

    Published 2025-08-01
    “…The governing nonlinear equations are obtained by using the Lagrangian approach, which take the work done by the multidirectional excitation into consider. The Hertz contact model is introduced considering the constraints of the wellbore, and the finite element node iteration method is employed to solve the dynamics equation of drill string. …”
    Get full text
    Article
  13. 753
  14. 754

    Evaluation method for public guidance service interface design based on improved grey H-Convex correlation model: integrating layout aesthetics and user visual cognition by Weiwei Wang, Zhiqiang Wen, Zhanmei Hu, Jian Chen, Yanhui Gu, Qizhao Peng

    Published 2025-05-01
    “…We propose an enhanced grey H-convex correlation model integrating Bayesian Best Worst Method (BBWM) and modified CRITIC with reference point (M-CRITIC-RP) to address weight determination limitations in existing models. …”
    Get full text
    Article
  15. 755

    Refined equations and buckling modes under four-point bending loading of the sandwich test specimen with composite facing layers and a transversely flexible core by V.N. Paimushin, M.V. Makarov

    Published 2022-12-01
    “…A refined geometrically nonlinear theory of sandwich plates and shells with a flexible soft core and composite facing layers having low shear and compressive stiffness was introduced. …”
    Get full text
    Article
  16. 756
  17. 757

    Modeling insulin resistance in Wistar rats induced by a combined high-fat diet as a predictor of type 2 diabetes (experimental phase 1 study) by Yu. M. Kolesnyk, M. I. Isachenko

    Published 2025-04-01
    “…The aim was to recreate an experimental model of insulin resistance in male Wistar rats by using a diet with a high fat content of combined origin. …”
    Get full text
    Article
  18. 758

    Prediction of Reduction Recovery of Iron and Vanadium Oxides in Low-Grade Vanadium–Titanium Magnetite Based on Response Surface Model by Xueting Jiang, Hao Wu, Aijun Deng

    Published 2025-05-01
    “…Based on the results of physical experiments, both the response surface method (RSM) and central composite design (CCD) were used to fit the prediction model of the reduction rate of iron and vanadium oxides in low-grade VTM. …”
    Get full text
    Article
  19. 759
  20. 760