Showing 52,221 - 52,240 results of 53,535 for search '((structures OR (structures OR unstructure)) OR structured) data', query time: 0.50s Refine Results
  1. 52221

    Integrated WHT- and DFT-Based Multiuser Massive MIMO System for Secure RIS-Enabled mmWave Communications by Md. Najmul Hossain, Md. Rakibul Islam, S. K. Tamanna Kamal, Atia Kaniz, Shaikh Enayet Ullah, Tetsuya Shimamura

    Published 2025-01-01
    “…Enhancing signal quality by reducing multiuser interference (MUI), improving system energy efficiency and spectrum efficiency, minimizing interference with adjacent frequency bands, and ensuring secure data communication are critical challenges in the development of future-generation reconfigurable intelligent surface (RIS)-enabled wireless communication systems. …”
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  2. 52222

    A New and Tested Ionospheric TEC Prediction Method Based on SegED-ConvLSTM by Yuanhang Liu, Yingkui Gong, Hao Zhang, Ziyue Hu, Guang Yang, Hong Yuan

    Published 2025-03-01
    “…Moreover, we apply Gaussian process regression (GPR) interpolation to geomagnetic data to characterize impact on the ionosphere, thereby enhancing the prediction accuracy. …”
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  3. 52223

    Improvement the designs of core-receiving devices for sampling rocks and minerals by R. I. Stefurak, V. Yu. Khudolei, V. Yu. Bugay, O. O. Karpenko

    Published 2025-06-01
    “…Core samples taken by China National Petroleum Corp from depths of 10 851 to 10 910 m shed light on the structure of oil and gas-bearing rocks and caps from the world's first discovered oil and gas field from a depth of over 10 000 m. …”
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  4. 52224

    Mediating Effects of Serum Lipids and Physical Activity on Hypertension Management of Urban Elderly Residents in China by Yang Zhao, Yike Zhang, Fei Wang

    Published 2024-12-01
    “…<b>Methods</b>: We surveyed 3373 urban residents using longitudinal data from the CHARLS database, collected between 2015 and 2020. …”
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  5. 52225

    Exploring the biomechanical mechanisms of cervical rotation manipulation in different lateral bending positions: a finite element analysis by Rui Weng, Dongxin Lin, Han Yang, Siyuan Xie, Cairui Chen, Yaoshuai Yu, Geng Yang, Pusheng Xie, Liang Zhao, Yikai Li, Xuecheng Huang

    Published 2025-08-01
    “…Methods A 27-year-old Asian male patient with cervical spondylotic radiculopathy due to left posterior cervical disc protrusion and compression of nerve roots was recruited. The CT scan data of his skull and cervical spine were extracted to construct finite element models of the skull and whole cervical spine. …”
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  6. 52226

    Core histones govern echinocandin susceptibility in Candida glabrata by Aditi Pareek, Rupinder Kaur

    Published 2025-06-01
    “…ABSTRACT The dynamic chromatin structure regulates many biological processes including gene expression, DNA repair, and genome stability in eukaryotic cells. …”
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  7. 52227

    Assessment of Dietary Energy and its Elements among Nursing Students in the Gaza Strip by Baker Zabut, Mahmud Elhabiby

    Published 2007-01-01
    “…Every student in the sample recorded his normal food intake in a given structural food record for subsequent three days. The student t-test was used to analyze the data. …”
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  8. 52228

    Additive Manufacturing as an Alternative to Core Sampling in Concrete Strength Assessment by Darya Anop, Marzhan Sadenova, Nail Beisekenov, Olga Rudenko, Zulfiya Aubakirova, Assel Jexembayeva

    Published 2025-07-01
    “…Mixtures containing up to 30% ash-slag filler maintained structural-grade strength while reducing clinker demand, underscoring their sustainability potential. …”
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  9. 52229
  10. 52230

    Deep Learning-Based Image Watermarking Using Catalan Transform and Non-Negative Matrix Factorization by Md. Fahim Hossain Saikat, Md. Al-Mamun Provath, Kaushik Deb, Pranab Kumar Dhar, Tetsuya Shimamura

    Published 2025-01-01
    “…In the digital age, embedding imperceptible data into images for authenticating ownership and content integrity through watermarking has gained immense importance. …”
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  11. 52231

    Trend analysis of precipitation and temperature in Lahaul-Spiti district, Himachal Pradesh, India by Pankaj Kumar, Dhanjit Deka, Md. Arif Husain, Manish Kumar, Pandurang Choudhari, Shipra Singh, Azka Kamil, Abhishek Banerjee

    Published 2025-02-01
    “…Changes in the pattern of precipitation and temperature affect the socioeconomic structure of the region, affecting sectors such as agriculture, livestock, forestry, tourism, and human health. …”
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  12. 52232

    Interfaz entre el plan de producción y el programa de producción en ambientes de ensamble Interface between the production plan and the master production schedule in assembly envir... by Marcos Moya Navarro, Magaly Sánchez Brenes

    Published 2012-11-01
    “…Data provided by the aggregate production planning was grouped into ten production orders with information of product type, quantity to be produced and their respective delivery date. …”
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  13. 52233

    Automatic segmentation and quantitative analysis of brain CT volume in 2-year-olds using deep learning model by Fengjun Xi, Liyun Tu, Feng Zhou, Yanjie Zhou, Jun Ma, Yun Peng

    Published 2025-04-01
    “…In addition, specific structural asymmetries were observed between the right and left hemispheres.ConclusionThis study highlights the effectiveness of deep learning for automatic brain segmentation in pediatric CT imaging, providing a reliable reference for normative brain volumes in 2-year-old children. …”
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  14. 52234
  15. 52235
  16. 52236

    Workload and salary as determinants of pedagogical graduates’ employment by occupation by L. M. Nurieva, S. G. Kiselev

    Published 2021-12-01
    “…The research methodological framework is a structural approach based on applied research procedures (observation, description, comparison, counting, measurement, modelling, etc.), according to which general scientific (comparative, retrospective analysis, systematisation, generalisation) and statistical research methods (statistical and correlation analysis, etc.) were employed. …”
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  17. 52237
  18. 52238

    From Asymmetry to Satisfaction: The Dynamic Role of Perceived Value and Trust to Boost Customer Satisfaction in the Tourism Industry by Ibrahim A. Elshaer, Alaa M. S. Azazz, Sameh Fayyad, Abdulaziz Aljoghaiman, Eslam Ahmed Fathy, Amr Mohamed Fouad

    Published 2025-04-01
    “…SmartPLS 3 software implemented the data analysis process using partial least squares structural equation modeling (PLS-SEM). …”
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  19. 52239

    Study on the spatial and temporal differences and influencing factors of out-of-pocket payments as a share of total health expenditure in China by Xiaoyu Dong, Huaizhi Cheng, Ruotong Tian, Lingxiao Gao, Wenpei Lyu, Jiaqi Zhang, Doudou Huang, Bin Guo

    Published 2025-03-01
    “…Methods Based on the panel data of 31 provinces in China, the spatiotemporal distribution characteristics of the proportion of OOP payments in China from 2013 to 2022 were analyzed using spatial autocorrelation. …”
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  20. 52240

    Transcriptome analysis of gills reveal the key metabolism-related genes and pathways response to ammonia nitrogen stress in Scylla paramamosain by Chaoyue Wang, Xiao Liu, Jie Zhou, Sixiang Wang, Xia Zheng, Zehao Li, Yuanyuan Fu, Zhongwen Jin, Lei Liu

    Published 2025-05-01
    “…Ammonia nitrogen stress caused significant damage to the morphology and structure of the gills, with prolonged exposure leading to further damage, including cellular vacuolization and narrowing of the gill hemolymph chambers. …”
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