Search alternatives:
coefficient » efficient (Expand Search)
Showing 6,441 - 6,460 results of 7,046 for search 'determined coefficient methods', query time: 0.17s Refine Results
  1. 6441

    Machine Learning Models for the Prediction of Wind Loads on Containerships by Nastia Degiuli, Carlo Giorgio Grlj, Ivana Martić, Sandi Baressi Šegota, Nikola Anđelić, Darin Majnarić

    Published 2025-02-01
    “…The models showed satisfactory performance on an evaluation set, with high coefficients of determination. The models based on the gradient-boosted tree method slightly outperformed those based on the multilayer perceptron method, particularly in terms of mean absolute error. …”
    Get full text
    Article
  2. 6442

    Quality of Life, Self-Esteem, and Stress among First-Semester Student Nurses in Indonesia: A Cross-Sectional Study by Maria Komariah BSN, RN, MHSc, PhD, Theresia Eriyani BSN, RN, MHL, Laili Rahayuwati BSc, MS, PhD, Hana Rizmadewi Agustina BSN, RN, MN, PhD, Furkon Nurhakim BSN, RN, MM, Irman Somantri BSN, RN, MNM, Shurouq Ghalib Qadous BSN, RN, MNS, PhD, Aurawan Janmanee BSN, RN, MNS, PhD, Nina Gartika BSN, RN, MNS

    Published 2025-02-01
    “…Methods In total, 300 nursing students were recruited to participate in a quantitative descriptive cross-sectional mental health survey to determine the quality of life, self-esteem, and stress levels of first-semester students across multiple nursing education centers. …”
    Get full text
    Article
  3. 6443

    Floristic regions of the Samur-Chirakhchay interfluve and Dzhufudag (Southern Dagestan) according to analysis of petrophyte species composition by G. A. Yusufov, A. A. Teymurov, Z. I. Soltanmuradova, B. N. Saypulaeva, K. V. Bortsov

    Published 2021-07-01
    “…To undertake floristic zoning of the Samur-Chirakhchay interfluve and Dzhufudag for the analysis of the species composition of petrophylic complexes.Material and Methods. A list of obligate petrophytes was compiled based on the results of processing the authors' own field collections and taking into account information from floristic reports and determinations. …”
    Get full text
    Article
  4. 6444

    A Comprehensive Review of Crop Chlorophyll Mapping Using Remote Sensing Approaches: Achievements, Limitations, and Future Perspectives by Xuan Li, Bingxue Zhu, Sijia Li, Lushi Liu, Kaishan Song, Jiping Liu

    Published 2025-04-01
    “…., 530 nm, 670 nm, and 705 nm) provide high prediction accuracy. Machine learning methods, such as random forest and support vector regression, exhibit excellent performance, with determination coefficients (R<sup>2</sup>) typically exceeding 0.9, although overfitting remains an issue. …”
    Get full text
    Article
  5. 6445

    Evaluation scale and behavioral model construction for intention to use postpartum exercise rehabilitation mobile application based on user experience by Zhiyuan Wang, Zheng Wang, Rong Deng, Meng Xia, Liming Huang

    Published 2025-05-01
    “…The ultimate goal is to promote the health and well-being of postpartum women while offering a theoretical foundation for future research and design practices in relevant domains.MethodsA mixed-methods approach was employed, integrating qualitative and quantitative research techniques. …”
    Get full text
    Article
  6. 6446

    Energy intake insufficiency due to underestimated energy requirement by common predictive formulas can be identified by urinary amino acid levels in advanced heart failure by Yoko Sakamoto, Tomohito Ohtani, Kei Nakamoto, Fusako Sera, Shungo Hikoso, Yasushi Sakata

    Published 2025-01-01
    “…However, adequate assessment of energy balance is challenging because of unvalidated common prediction methods and unestablished determinants of REE, resulting in a lack of biomarkers for predicting insufficient energy intake.ObjectiveThis cross-sectional study aimed to evaluate REE in patients with advanced HF and explore biomarkers for insufficient energy intake.MethodsWe measured REE by indirect calorimetry and calculated the total energy expenditure (TEE) of 72 hospitalized patients with advanced-stage HF. …”
    Get full text
    Article
  7. 6447

    Electrocardiographic, echocardiographic and lipid parameters in predicting obstructive coronary artery disease in patients with non-ST elevation acute coronary syndrome by M. M. Tsivanyuk, B. I. Geltser, K. I. Shakhgeldyan, E. D. Emtseva, G. S. Zavalin, O. I. Shekunova

    Published 2022-07-01
    “…A comprehensive analysis of ECG, echocardiography and lipid profile parameters made it possible to identify factors that had linear and non-linear association with oCAD. LR were used to determine their weight coefficients and threshold values with the highest predictive potential. …”
    Get full text
    Article
  8. 6448

    Informativeness (information-bearing) of hydrometeorological and astrogeophysical factors in the problem of describing interannual fluctuations of the Greenland Sea ice coverage by N. A. Viazigina, L. A. Timokhov, E. S. Egorova, A. V. Yulin

    Published 2021-09-01
    “…The cross-correlation method allowed us to determine the significant relationship of the Greenland Sea ice coverage with hydrometeorological and astrogeophysical factors. …”
    Get full text
    Article
  9. 6449

    Investigating factors affecting the success of health care startups in Iran by Navid Majedi, Maryam Yaghoubi, Mohammad Amiri-Ara

    Published 2025-07-01
    “…This research aims to explore the determinants influencing the success of health startups in the domains of medical equipment manufacturing and delivery of health care. …”
    Get full text
    Article
  10. 6450

    Structural Damping Analysis of a Vehicle Front Hood: Experimental Modal Parameters Extraction and Simulation Correlation by Valerian Pinzaru, Carmen Bujoreanu, Olivier Barat

    Published 2024-11-01
    “…This study focuses on the experimental determination of the structural damping ratios for a vehicle front hood fabricated from steel, with the main objective being to accurately identify these damping characteristics. …”
    Get full text
    Article
  11. 6451

    The 28-day oral toxicity of the extract of Silybum marianum in rats by JI Hainan, ZHAO Chan, LIN Zijun, TONG Na, CHEN Bowen, ZHOU Shimeng, LIU Mingchang, SHEN Guolin, ZHANG Mengling

    Published 2024-10-01
    “…ObjectiveThis study aimed to assess the 28-day oral toxicity of Sihbum manalttlm extract in rats.MethodsSD rats were administered S. manalttlm extract, and effects on body weight, organ coefficients, biochemical indicators, blood routine and hemagglutination indicators, and liver pathology were evaluated to determine safety.ResultsS. manalttlm extract showed no adverse effects on body weight, organ coefficients, biochemical indicators, blood routine and coagulation indicators, or liver pathology. …”
    Get full text
    Article
  12. 6452

    Prediction and Analysis of Saltwater Intrusion in Pearl River Estuary Based on Machine Learning by DU Boheng, ZHANG Jingwen, KANG Zheng, CHEN Yifan, HUANG Hanliang, LIN Kairong, XIAO Mingzhong

    Published 2025-07-01
    “…This study aims to further investigate the influence of various factors, including estuary tide level, wind direction and speed, and upstream water flow, on the saltwater intrusion (chlorinity in the estuary) in the Pearl River estuary, providing scientific support for improving water supply security in coastal cities. The study determines the lag time of different influencing factors on saltwater intrusion through correlation coefficients and constructs prediction models for the chloride content at the estuaries of the Guangchang and Pinggang water pumping stations based on various machine learning methods to analyze the saltwater intrusion in the Modaomen waterway of the Pearl River estuary. …”
    Get full text
    Article
  13. 6453

    Equivalent Nonlinearization Technique for Random Analysis of Nonlinear System With Fractional Derivative Damping by Ming Xu

    Published 2025-01-01
    “…To derive solutions for such strong nonlinear systems more concisely, this manuscript presents an approximate method for analyzing the random responses of nonlinear systems with fractional derivative damping. …”
    Get full text
    Article
  14. 6454

    ANALISIS FAKTOR-FAKTOR YANG MEMPENGARUHI MINAT SISWA DALAM PENGAMBILAN KEPUTUSAN MEMILIH JURUSAN AKUNTANSI KELAS X DI SMK N 1 DEMAK by Turina Lasriza Hayurika, Sandy Arief

    Published 2015-06-01
    “…To be able to determine the factors that affect interest decision-making choose of accounting, then a research was conducted  using factor analysis and descriptive analysis methods.The population of this study were all students class X of accounting amounting to 114 students. …”
    Get full text
    Article
  15. 6455
  16. 6456

    DLML-PC: an automated deep learning and metric learning approach for precise soybean pod classification and counting in intact plants by Yixin Guo, Jinchao Pan, Xueying Wang, Hong Deng, Hong Deng, Mingliang Yang, Mingliang Yang, Enliang Liu, Qingshan Chen, Qingshan Chen, Rongsheng Zhu, Rongsheng Zhu

    Published 2025-07-01
    “…How to simplify the traditional manual process and determine the pod number phenotype of soybean maturity more quickly and accurately is an urgent challenge for breeders. …”
    Get full text
    Article
  17. 6457

    To Solution of Contact Problem for Rectangular Plate on Elastic Half-Space by S. V. Bosakov

    Published 2020-06-01
    “…The result is an infinite system of linear algebraic equations, which is solved by the amplification method. Thus the sought coefficients are found in the expansion for contact stresses.…”
    Get full text
    Article
  18. 6458

    Modeling of Tilting-Pad Journal Bearings with Transfer Functions by J. A. Vázquez, L. E. Barrett

    Published 2001-01-01
    “…A recursive algorithm is developed and presented for calculating the coefficients of the polynomials. The method is applied to stability calculations for a model of a typical industrial compressor.…”
    Get full text
    Article
  19. 6459

    Establishing the convergent and divergent validity of the Return-to-Work Assessment Scale among poststroke survivors by Peter Olanrewaju Ibikunle, Timothy Chukwuka Igbokwe

    Published 2024-10-01
    “…This cross-sectional study therefore aimed to determine the convergent and divergent validity of the RAS among poststroke survivors in Southeastern Nigeria. …”
    Get full text
    Article
  20. 6460

    Cyclic peptide membrane permeability prediction using deep learning model based on molecular attention transformer by Dawei Jiang, Zixi Chen, Zixi Chen, Hongli Du

    Published 2025-03-01
    “…The model demonstrated robust predictive performance, achieving determination coefficients (R2) of 0.67 for PAMPA permeability prediction, and R2 values of 0.75, 0.62, and 0.73 for Caco-2, RRCK, and MDCK cell permeability predictions, respectively. …”
    Get full text
    Article