Showing 541 - 560 results of 4,802 for search 'complex have problems', query time: 0.18s Refine Results
  1. 541

    Wavelet-Analysis of Cardiosignals Using Matlab by B. F. Badalyan, H. A. Gomtsyan, S. G. Gomtsyan

    Published 2017-12-01
    “…This article is devoted to the problem of accurate detection of cardiosignal QRS-complexes for early diagnosis of various diseases of human cardiovascular system. …”
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    Article
  2. 542

    STUDY OF PREDICTION AND CLASSIFICATION MODELS IN THE PROBLEMS OF DIABETES AMONG PATIENTS WITH A STROKE IN DIFFERENT LIVING CONDITIONS by Nural Huliiev, Maksym Peretiaha, Artem Khovrat, Denys Teslenko, Alexei Nazarov

    Published 2023-08-01
    “…The aim of the study is to investigate methods of predicting and classifying the development of diabetes among people, in particular stroke patients, to prevent the development of other diseases. The complexity of the problem lies in the fact that there are as many undiagnosed cases as diagnosed ones, so about half of people suffer from the disease and the resulting complications due to improper or delayed diagnosis. …”
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    Article
  3. 543
  4. 544

    Identifying the Challenges of the Processes of Introducing and Commercializing Domestic Medical Equipment to the Market by Shahnaz Seyedi Dolatabad, Hessam Zandhessami, Hamed Afshari, Shirin Jalalinia

    Published 2025-05-01
    “…These problems, while reducing productivity, have increased dependence on imported medical equipment and reduced the motivation of domestic manufacturers. …”
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    Article
  5. 545

    The Data Big Bang and the Expanding Digital Universe: High-Dimensional, Complex and Massive Data Sets in an Inflationary Epoch by Meyer Z. Pesenson, Isaac Z. Pesenson, Bruce McCollum

    Published 2010-01-01
    “…Some of the problems presented by the new data sets have been addressed by other disciplines such as applied mathematics, statistics and machine learning and have been utilized by other sciences such as space-based geosciences. …”
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    Article
  6. 546

    Potential Combination of Bittern Water with Vitamin B Complex for Mineral Deficiency Therapy in Cattle: A Literature Study by Ega Megawati, Sriwidodo Sriwidodo, Iwan Setyabudi

    Published 2021-04-01
    “…This review article was created to gather information regarding the benefits of the mineral content contained in bittern water and vitamin B complex as a treatment to treat various health problems for cattle, as well as what important factors should be considered in multivitamin-mineral preparations. …”
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    Article
  7. 547

    Daily Mobility in Metropolitan Areas by Marcela Soto Caro

    Published 2024-06-01
    “…The study’s main aim is to better understand aspects of this complex urban spatial structure through the students’ lives and through their daily mobility to explore specific urban spatial dynamics and trends. …”
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    Article
  8. 548
  9. 549

    Complexity and Variation in Infectious Disease Birth Cohorts: Findings from HIV+ Medicare and Medicaid Beneficiaries, 1999–2020 by Nick Williams

    Published 2024-11-01
    “…We detected ages that have a consistent, disproportionate share of deaths independent of study year or year of birth. …”
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    Article
  10. 550
  11. 551

    Decision-making algorithm with complex hesitant fuzzy partitioned maclaurin symmetric mean aggregation operators and SWARA method by Jawad Ali, Muhammad I. Syam, Ahmad N. Al-Kenani

    Published 2025-05-01
    “…Abstract Complex hesitant fuzzy sets (CHFSs) have emerged as a powerful tool for addressing uncertainty, especially in representing two-dimensional information through multiple possible values. …”
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    Article
  12. 552

    Graph Feature Fusion-Driven Fault Diagnosis of Complex Process Industrial System Based on Multivariate Heterogeneous Data by Fengyuan Zhang, Jie Liu, Xiang Lu, Tao Li, Yi Li, Yongji Sheng, Hu Wang, Yingwei Liu

    Published 2024-01-01
    “…To solve these problems, a graph feature fusion-driven fault diagnosis of complex process industry systems is proposed in this paper. …”
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    Article
  13. 553

    Toxicity of copper (II) metal complexes with amino acids ligands: A study of activity in Aedes aegypti larvae by EDUARDO JOSÉ DE ARRUDA, CÍCERA MARIA DA SILVA, ALESSANDRA R. LIMA, GLENDA B. PORZANI, MONIZE M. DA SILVA, CLÁUDIO T. DE CARVALHO, ISAÍAS CABRINI, MAGDA F. FERNANDES

    Published 2025-05-01
    “…Abstract The larval control of Aedes aegypti has been done mainly by insecticides, which cause resistance and environmental contamination and have a high-cost development and application. The need for alternative solutions to problems caused by synthetic insecticides has led to studies to find new, active, and less toxic compounds, such as metallo-insecticides. …”
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  14. 554

    Obstacle avoidance and formation control of multiple unmanned vehicles in complex environments based on artificial potential field method by Yilin MEI, Likun CUI, Xueyan HU, Guangqi HU, Hao WANG

    Published 2025-02-01
    “…Addressing the increasing complexity of tasks, single unmanned vehicles have become unable to meet actual operational requirements, prompting a shift toward multivehicle formation systems. …”
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  15. 555

    Results of structural assessment of the clinical and hygienic condition of periodontal tissues in patients with anatomical and functional disorders of the mucogingival complex by S. M. Karimov, A. I. Khamidov, K. S. Sharipov, A. A. Ismoilov, F. Z. Imomova

    Published 2025-03-01
    “…Conduct the structuration of clinical and hygienic condition of nearteeth tissues beside patients with anatomist-functional disorders of mucous-gingival complex.MATERIALS AND METHODS. The clinical and epidemiological study of dentistry status was organized for achievement of the delivered problems, in which have took part 498 patients with caries and parodontal pathology. …”
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  16. 556

    Substantiation of Principles and Effectiveness of Advanced Complex Differentiated Treatment of Circulatory System Organs Affections in Patients With Liver Cirrhosis by Farmaha M., Abrahamovych M., Svintsitskyi A., Abrahamovych O.

    Published 2019-12-01
    “…For now, specific recommendations for the treatment of syntropic cardiovascular affections in patients with liver cirrhosis have not been developed, so the treatment complex needs to be optimized. …”
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    Development practices of geology-engineering integration in complex structural area of Nanchuan normal pressure shale gas field by YAO Hongsheng, WANG Wei, HE Xipeng, ZHENG Yongwang, NI Zhenyu

    Published 2023-10-01
    “…Mechanical drilling speeds and the rate of target window drilling in complex structural areas have witnessed significant improvements. …”
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  20. 560

    A New Approach Based on the Learning Effect for Sequence-Dependent Parallel Machine Scheduling Problem under Uncertainty by Maryam Ebrahimi, Parviz Dinari, Mohamad Samaei, Rouhollah Sohrabi, Soheil Sherafatianfini

    Published 2022-01-01
    “…In order to optimize this mathematical model, the genetic algorithm (GA) and variable neighborhood search (VNS) algorithms have been used. A new hybrid algorithm has also been developed for this problem. …”
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