Showing 2,401 - 2,420 results of 2,616 for search 'composition optimization model', query time: 0.15s Refine Results
  1. 2401

    The Impact of Synchronicity on Block Trading: Moderating Role of Media Coverage by Mehrab Nasiry, Hossien Fakhari, Esfandiar Malekian

    Published 2025-03-01
    “…The results of the Multivariate regression model based on composite data showed that the number and block trading ratio have a positive effect on stock price synchrony. …”
    Get full text
    Article
  2. 2402

    Can ephapticity contribute to brain complexity? by Gabriel Moreno Cunha, Gilberto Corso, Matheus Phellipe Brasil de Sousa, Gustavo Zampier Dos Santos Lima

    Published 2024-01-01
    “…In this investigation, we conducted a comparative analysis between two types of networks utilizing the Quadratic Integrate-and-Fire Ephaptic model (QIF-E): (I) a small-world synaptic network (ephaptic-off) and (II) a mixed composite network comprising a small-world synaptic network with the addition of an ephaptic network (ephaptic-on). …”
    Get full text
    Article
  3. 2403

    Critical endpoints in dynamic follow-up of anemia patients with percutaneous coronary intervention for acute coronary syndrome by Margarita A. Simonyan, Olga M. Posnenkova, Natalia A. Zheleznyakova, Nikita F. Puchiniyan, Tatyana Yu. Kalyuta, Vladimir I. Gridnev

    Published 2023-12-01
    “…To identify predictors of an adverse outcome, a Cox regression model was built. Results — In the group of patients with ACS who underwent PCI, the incidence of anemia was 8.4%. …”
    Get full text
    Article
  4. 2404
  5. 2405

    Research and application of spatial distribution law of additional compressive stress field in surrounding rock of bolt support by Yuantian SUN, Shang WANG, Guichen LI, Changliang HAN, Haoran HAO, Jinghua LI, Haisen ZHAO

    Published 2025-06-01
    “…The additional stress field due to the support action of the bolts on the surrounding rock is crucial for quantifying support parameters and optimizing support schemes. In order to study the influence of bolt (cable) related parameters on the spatial three-dimensional distribution of the additional compressive stress field of the surrounding rock, the mechanism of the additional compressive stress generated by the entrusted anchor force and the sticking anchor force of the surrounding rock under the action of the bolt was analyzed theoretically, and the additional compressive stress model of the surrounding rock was established, and the distribution characteristics of the additional compressive stress field were spatially characterized. …”
    Get full text
    Article
  6. 2406

    Analysis of Gravel Migration Patterns During Vibration Rolling and Their Impact on GCL Performance Based on DEM by Hu Huang, Feihao Chen, Qingming Qiu, Ruihang Li, Lixia Guo

    Published 2024-11-01
    “…In this study, a multilayer composite rolling model consisting of a rolling wheel, a protective layer, a GCL, and a support layer was constructed by the discrete element method (DEM). …”
    Get full text
    Article
  7. 2407

    Research on Thermal Performance of Polypropylene Fiber-Reinforced Concrete Wall Panels by Zhe Zhang, Yiru Hou, Yi Wang

    Published 2025-06-01
    “…Reducing the spacing of the connectors improved the load-bearing capacity of the composite wall panel to some extent but had minimal influence on the heat transfer coefficient; to achieve optimal performance by balancing structural load distribution and thermal damage resistance, a connector spacing ranging from 200 mm to 500 mm is recommended. …”
    Get full text
    Article
  8. 2408

    Experimental Study on Lateral Resolution of Phased Array Ultrasonic Testing of Irregular Structure Weld Defects by Wenjing Liu, Zechun Wen, Jianguo Wang, Shaofeng Wang, Hailing Wang, Wenliang Zhang, Shunzhou Huang, Jun Hong

    Published 2022-01-01
    “…This paper uses the response surface methodology (RSM) to design the test and conduct a factorial test to analyze the effect of each parameter. Modelling of the parameters and the response is conducted through center composite design (CCD) to analyze the coupling among multiple parameters and the reliability of the model. …”
    Get full text
    Article
  9. 2409

    Biodegradable Oxygen‐Generating Microneedle Patches for Regenerative Medicine Applications by Lindsay Barnum, Mohamadmahdi Samandari, Yasir Suhail, Steven Toro, Ashkan Novin, Pejman Ghelich, Jacob Quint, Farnooosh Saeedinejad, Manu Komma, Kshitiz, Ali Tamayol

    Published 2025-01-01
    “…In vivo studies further confirm that the optimized oxygen‐generating MNAs do not cause any harm or impair healing in a murine model of acute skin injury. …”
    Get full text
    Article
  10. 2410

    Lightweight deep learning system for automated bone age assessment in Chinese children: enhancing clinical efficiency and diagnostic accuracy by Pang Hai, Zhang Bin, Liu Kesheng, Li Cong, Xu Fei

    Published 2025-07-01
    “…The second stage employs a modified EfficientNetB3 architecture for fine-grained epiphyseal grade classification, enhanced by the Rectified Adam (RAdam) optimizer and a composite loss function combining center loss and weighted cross-entropy to mitigate class imbalance. …”
    Get full text
    Article
  11. 2411

    Demuification of Water-in-Oil Emulsions by Means of Dielectrophoresis by M. Mozafari, A. Ganjizade, .S. N. Ashrafizadeh

    Published 2020-09-01
    “…The experiments were designed by the response surface methodology (RSM) based on the central composite design (CCD). The operating parameters including the voltage, temperature, demulsifier concentration, salinity of water, and separation time were optimized. …”
    Get full text
    Article
  12. 2412
  13. 2413

    Validity and Reliability of the Malay Version of the Planned Happenstance Career Inventory for Malaysian University Students by Ansarul Haq Tahrir Adli, Mohd Izwan Mahmud, Salleh Amat, Sheerad Sahid, Mohd Azrin Mohd Nasir

    Published 2024-06-01
    “…CFA confirmed the model's goodness-of-fit (RMSEA = 0.070, CFI = 0.943, TLI = 0.935, Chisq/df = 2.950) and demonstrated strong convergent validity and composite reliability. …”
    Get full text
    Article
  14. 2414

    The Synergistic Reduction of the Contact Time in the Droplet Impact on a Moving Ridge Surface by Jiayi Zhao, Wenlong Yu, Wenhao Wang, Shuo Chen, Diangui Huang

    Published 2024-01-01
    “…Therefore, a universal theoretical model has arrived by introducing normal and tangential Weber numbers, beyond previous descriptions. …”
    Get full text
    Article
  15. 2415

    Propagation of SH-waves in a pre-stressed compound piezoelectric/piezomagnetic plate by T. I. Belyankova, E. I. Vorovich, V. V. Kalinchuk

    Published 2025-08-01
    “…A mathematical model of dynamic processes in a composite plate of prestressed piezoelectric (PE) and piezomagnetic (PM) layers is proposed. …”
    Get full text
    Article
  16. 2416

    Numerical Analysis of Temperature Distribution During Charging Process of Vertically Installed Hydrogen Tanks by Yeseung Lee, Deog-Jae Hur, Jung-Hun Noh

    Published 2025-01-01
    “…Recent advancements in hydrogen tank technology have favored the use of composites over metals for weight reduction, although at the cost of a narrower operating temperature range. …”
    Get full text
    Article
  17. 2417

    Functional Modification Effect of Epoxy Oligomers on the Structure and Properties of Epoxy Hydroxyurethane Polymers by Victor Stroganov, Oleg Stoyanov, Ilya Stroganov, Eduard Kraus

    Published 2018-01-01
    “…Formation of internal and intermolecular hydrogen bonds was established on hydroxycarbonates (HA) and linear polyhydroxyurethanes (PHU) model compounds by IR and NMR spectroscopy. The results of the hydrogen bond system formation processes explain the change in the relaxation and physicomechanical properties of hard polymers modified by the epoxy-amine compositions (OECC), containing aromatic and aliphatic links. …”
    Get full text
    Article
  18. 2418

    Emotional intelligence, support, and organizational culture’s impact on decision-making: mediation and moderation analysis in academia by Saqib Munir, Muhammad Khalid Anser, Syed Tahir Hussain Shah, Talat Islam, Khalid Zaman

    Published 2025-08-01
    “…Abstract Academic decision-making is composite, involving a number of players with various points of view and frequently conflicting interests. …”
    Get full text
    Article
  19. 2419

    Plasma Exchange for the Recurrence of Primary Focal Segmental Glomerulosclerosis in Adult Renal Transplant Recipients: A Meta-Analysis by Georgios Vlachopanos, Argyrios Georgalis, Harikleia Gakiopoulou

    Published 2015-01-01
    “…We detected 6 nonrandomized studies with 117 cases enrolled. In a random effects model, the pooled risk ratio for the composite endpoint of partial or complete PR was 0,38 in favour of PLEX (95% CI: 0,23–0,61). …”
    Get full text
    Article
  20. 2420

    Protein structural domain-disease association prediction based on heterogeneous networks by Jingpu Zhang, Lianping Deng, Lei Deng

    Published 2025-04-01
    “…The results show that the binary classification model using the XGBOOST algorithm performs significantly better than models using other machine learning algorithms, achieving an AUC (Area Under Curve) score of 0.94 in the leave-one-out cross-validation experiment. …”
    Get full text
    Article