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Showing 13,861 - 13,880 results of 15,724 for search 'determined (coefficient OR efficient) (method OR methods)', query time: 0.36s Refine Results
  1. 13861

    The predictive value of conventional MRI combined with radiomics in the immediate ablation rate of HIFU treatment for uterine fibroids by Chao Wei, Naiyu Li, Bin Shi, Chuanbin Wang, Yaoyuan Wu, Tingting Lin, Yulan Chen, Yaqiong Ge, Yongqiang Yu, Jiangning Dong

    Published 2022-12-01
    “…Objective This study aimed to assess the predictive value of conventional magnetic resonance imaging (MRI) combined with radiomics in determining the nonperfused volume ratio (NPVR) following high-intensity focused ultrasound (HIFU) ablation for uterine fibroids.Methods and materials A total of 216 symptomatic uterine fibroids in 216 women were subjected to HIFU ablation from October 2015 to March 2020. …”
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  2. 13862

    A pipeline for processing hyperspectral images, with a case of melanin-containing barley grains as an example by I. D. Busov, M. A. Genaev, E. G. Komyshev, V. S. Koval, T. E. Zykova, A. Y. Glagoleva, D. A. Afonnikov

    Published 2024-07-01
    “…Nowadays, this analysis is used more and more widely, so the development of hyperspectral image processing methods is an urgent task. This paper presents a hyperspectral image processing pipeline that includes: preprocessing, basic statistical analysis, visualization of a multichannel hyperspectral image, and solving classification and clustering problems using machine learning methods. …”
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  3. 13863

    Integrated Assessment of the Quality of Functioning of Local Electric Energy Systems by Waldemar Wójcik, Petro Lezhniuk, Cezary Kaczmarek, Viacheslav Komar, Iryna Hunko, Nataliia Sobchuk, Laura Yesmakhanova, Zhazira Shermantayeva

    Published 2025-01-01
    “…To simplify the task of assessing the quality of operation, which is a vector optimization problem, a method for determining the integral indicator as a number that characterizes the LEES and reflects the compromise between the values of reliability, power losses, and power quality has been developed. …”
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  4. 13864

    TECHNICAL-TECHNOLOGICAL AND SOCIAL TECHNIQUES OF FOOD SAFETY PROVISION IN CUSTOMS UNION COUNTRIES by V. A. Alyoshina

    Published 2013-09-01
    “…Results: Basing on analytical data and expert estimations, the author grounds the technique of designing the profile of food safety of a state enabling to multilaterally characterize the influence of external and internal factors, to make conclusions concerning the dynamics of food safety indicators and to give recommendations on elimination of the revealed negative trends, as well as to determine the integral safety level. Scientific novelty: economic-mathematical methods are applied to specify the food saefety indicators, the technical-technological aspect and social factors determining the food safety of the region are described, the technique of designing and characterizing the economical safety profile is tested on the example of Customs Union countries. …”
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  5. 13865

    The study of Relationship between Modern Communication Technologies and Religious Identity Reflexivity among the Youth, Tehran by yazdan karimimonjermouei, mahnaz farahmand

    Published 2017-09-01
    “…A survey study was performed. Clustering sampling method was employed. Were used from questionnair for data collection and were assessed cronbach alpha questionnair new thechnology 0.8 and questionnair identity reflexivity 0.79. …”
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  6. 13866

    Ustification of the parameters for setting up operations of through-pass centerless grinding by P.V. Malinin, P.Yu. Bochkarev, I.I. Artemov, M.O. Goncharov

    Published 2024-11-01
    “…Conclusions. The developed methods make it possible to eliminate the subjective factor of the process of equipment setup and implementation management, which makes it possible to increase the efficiency of through-pass centerless grinding operations.…”
    Article
  7. 13867

    Device-Driven Service Allocation in Mobile Edge Computing with Location Prediction by Qian Zeng, Xiaobo Li, Yixuan Chen, Minghao Yang, Xingbang Liu, Yuetian Liu, Shiwei Xiu

    Published 2025-05-01
    “…To address this limitation, this paper constructs a model based on constraints, optimization objectives, and server connection methods, determines experimental parameters and evaluation metrics, and sets up an experimental framework. …”
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  8. 13868

    A novel machine learning models for meteorological drought forecasting in the semi-arid climate  region by Chaitanya Baliram Pande, Dinesh Kumar Vishwakarma, Aman Srivastava, Kanak N. Moharir, Fahad Alshehri, Norashidah Md Din, Lariyah Mohd Sidek, Bojan Đurin, Abebe Debele Tolche

    Published 2025-05-01
    “…In testing, the SVM model bettered  in SPI-3 and SPI-6 forecasting (MSE = 0.5735, 0.8479; RMSE = 0.7573, 0.9208; MAE = 0.5882, 0.5300; MARE = − 0.5638, − 0.3621; NSE = 0.8676, 0.8601; R = 0.9317, 0.9275; R2 = 0.8680, 0.8603). The ensemble method played a novel and crucial role in significantly improving the accuracy of drought forecasting by developing ML models based on various algorithms that operate more efficiently, require fewer inputs, and exhibit less complexity than precise models, proving highly effective for drought warning systems. …”
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  9. 13869

    Identification of prognostic factors to predict cognitive decline of patients with early Alzheimer's disease in the Japanese Alzheimer's Disease Neuroimaging Initiative study by Takuya Yagi, Michio Kanekiyo, Junichi Ito, Ryoko Ihara, Kazushi Suzuki, Atsushi Iwata, Takeshi Iwatsubo, Ken Aoshima, Alzheimer's Disease Neuroimaging Initiative, Japanese Alzheimer's Disease Neuroimaging Initiative

    Published 2019-01-01
    “…Methods The group classification on early AD population in both Japanese Alzheimer's Disease Neuroimaging Initiative (J‐ADNI) and North American ADNI (NA‐ADNI) was performed using the inclusion criteria including brain amyloid positivity on positron emission tomography or CSF. …”
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  10. 13870

    SENTINEL LYMPH NODE BIOPSY IN PREVENTING REGIONAL RELAPSES IN PATIENTS WITH LOCALLY ADVANCED CUTANEOUS MELANOMA by D. V. Kudryavtsev, G. T. Kudryavtseva, Yu. V. Gumenetskaya, G. A. Davydov, N. A. Oleynik, N. Yu. Dvinskikh, А. L. Starodubtsev

    Published 2017-12-01
    “…Objective. To determine  an optimal  method  for preventing regional relapses in patients with locally advanced cutaneous melanoma (CM).Material and methods. …”
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  11. 13871
  12. 13872

    A convergence formula for sound transmission loss of composite laminates based on three different shear deformation theories by Zhang Zhihao, Ye Renchuan, Ji Ming, Zhu Guoliang

    Published 2025-01-01
    “…The current method for determining convergence is based on assessing a few typical frequencies to judge convergence across the entire frequency range, resulting in inaccuracies in the high-frequency region and wasting significant computational resources. …”
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  13. 13873

    THE USE OF NEURAL NETWORKS FOR THE AUTOMATIC ANALYSIS OF ELECTROCARDIOGRAMS IN DIAGNOSIS OF CARDIOVASCULAR DISEASES by G. I. Kachayeva, A. G. Mustafayev

    Published 2018-12-01
    “…These data are then used to determine any heart defects or pathologies. However, automatic ECG analysis remains a challenging theoretical and practical task.MethodsA MATLAB 8.6 (R2015b) Neural Network Toolbox was used to simulate artificial neural networksduring the design. …”
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  14. 13874

    <i>Vismia guianensis</i> Improves Survival of <i>Tenebrio molitor</i> and Mice During Lethal Infection with <i>Candida albicans</i> by Arthur André Castro Costa, Elizangela Pestana Motta, Aluísio Silva Oliveira, Pamela Gomes Santos, Josivan Regis Farias, Danielle Cristine Gomes Franco, Mayara Cristina Pinto Silva, Nicolle Teixeira Barbosa, Simone Batista Muniz, Luís Douglas Miranda. Silva, Lucilene Amorim Silva, Claudia Quintino Rocha, Flavia Raquel Fernandes Nascimento, Rosane Nassar Meireles Guerra

    Published 2025-01-01
    “…This study evaluated the anti-<i>Candida</i> effect of <i>V. guianensis</i> extract after <i>C. albicans</i> lethal infection in <i>Tenebrio molitor</i> larvae and mice. <b>Methods and Results</b>: The chemical profile analysis of a hydroethanolic extract of the leaves of <i>V. guianensis</i> (EHVG) identified 14 compounds. …”
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  15. 13875

    Threats of hostile takeover in context of the business economic security by A. M. Margolin, I. V. Vyakina

    Published 2019-07-01
    “…The following tasks have solved in the article to achieve this goal: scientific review and classification of academic studies on the problem of hostile takeovers in the interdisciplinary aspect of economic security have performed; key endogenous and exogenous factors that determine the threat of seizing business and the mechanisms for its protection against hostile takeovers have identified; possibilities of applying international experience in protecting against hostile takeovers under Russian conditions have analyzed.Methods: the article uses a set of scientific methods for analyzing literary sources and statistical data, among which are: methods of induction and deduction, logical abstraction, causal, functional, system, historical and comparative analysis, etc.Results: authors have identified endogenous and exogenous factors that increase the likelihood of hostile takeover, and have analyzed the impact of legislation and regulations on the activity of mergers and acquisitions in Russia and the world. …”
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  16. 13876

    Haploid biotechnology as a tool for creating a selection material for sugar beets by E. O. Kolesnikova, E. I. Donskikh, R. V. Berdnikov

    Published 2022-01-01
    “…A number of advantages that the technology of creating doubled haploids in vitro has in comparison with traditional methods of selection are described. It has been shown that the use of these approaches is relevant when obtaining new highly productive hybrids and varieties of agricultural plants; however, the methods for the production of homozygous forms in sugar beet still require additional research aimed at increasing the efficiency and reproducibility of each stage of the process.…”
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  17. 13877

    A mathematical model of the gravitational potential of the planet taking into account tidal deformations by А. V. Shatina, A. S. Borets

    Published 2024-04-01
    “…Traditionally, a solid body model is used to determine the Earth’s gravitational field, while tidal deformations are taken into account in the form of small corrections to the coefficients of the geopotential model. …”
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  18. 13878
  19. 13879

    Structural Damage Identification Based on the Wavelet Transform and Improved Particle Swarm Optimization Algorithm by Jia Guo, Deqing Guan, Jianwei Zhao

    Published 2020-01-01
    “…First, the singularity of wavelet coefficients is used to identify the structural damage location, and then, the improved particle swarm optimization (IPSO) algorithm is used to calculate the optimal solution of the objective function of the structural damage location to determine the structural damage severity. …”
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  20. 13880

    What drives the profitability of banking sectors in the European Union? The machine learning approach by Bernardelli Michał, Korzeb Zbigniew, Niedziółka Paweł

    Published 2024-09-01
    “…These include cost efficiency and default risk. The study’s novelty lies in the reliance on a broad spectrum of explanatory variables assigned to three groups of factors, reference to all EU countries, and decomposition of the sample to identify similarities among the determinants of profitability.…”
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