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Showing 441 - 460 results of 3,373 for search 'complex selection (coefficient OR (efficient OR efficiency))', query time: 0.26s Refine Results
  1. 441

    Radio Frequency Link and User Selection Algorithm for 5G Mobile Communication System by Zhengnan Lv, Zhenghao Xi

    Published 2021-01-01
    “…The algorithm is based on the correlation dictionary and achieves the efficient and optimal selection of large-scale antenna arrays in the millimetre-wave band. …”
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    Article
  2. 442

    COMPLEX INVESTIGATIONS OF THERMALPHYSIC AND INFRA-RED CHARACTERISTICS AT THE PHASE INVERSIONS by V. L. Dragun, N. I. Stetukevich, V. F. Shevtsov, M. V. Hilko

    Published 2005-02-01
    “…The complex methods of investigation of heat exchange at crystallization and melting of selectively transparent materials in terms of changing of external heat influences, which include calorimetry of IK-currents, temperature taking, the heat conduction coefficient, ultrasound speed, are developed. …”
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  3. 443

    Reliability analysis of wireless communication equipment based on model selection by SUN Jin, HU Jicheng, JIAO Yaqi, WANG Kun

    Published 2025-02-01
    “…The research of equipment failure distribution is the basis of reliability engineering. In view of the complex structure and failure mechanism of wireless communication equipment, numerous failure distribution types, difficulty in selecting and evaluating reliability models and other problems, this paper starts from the research on equipment failure distribution at the bottom level, takes typical wireless communication system vehicle self-organizing network equipment as the research object, and compares and analyzes the correlation coefficients and error values of equipment life exponential distribution, lognormal distribution and two-parameter Weibull distribution. …”
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    Article
  4. 444

    Scene categorization by Hessian-regularized active perceptual feature selection by Junwu Zhou, Fuji Ren

    Published 2025-01-01
    “…Abstract Decoding the semantic categories of complex sceneries is fundamental to numerous artificial intelligence (AI) infrastructures. …”
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    Article
  5. 445

    Reinforcement Q-Learning-Based Adaptive Encryption Model for Cyberthreat Mitigation in Wireless Sensor Networks by Sreeja Balachandran Nair Premakumari, Gopikrishnan Sundaram, Marco Rivera, Patrick Wheeler, Ricardo E. Pérez Guzmán

    Published 2025-03-01
    “…The proposed system is formulated as a Markov Decision Process (MDP), where encryption level selection is driven by a reward function that optimizes the trade-off between energy efficiency and security robustness. …”
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    Article
  6. 446

    Passive Drag Reduction Optimization for Complex Commercial Vehicle Models by G. Liao, M. Xue, L. Yue, H. Yang, P. Guo, X. Hu, Z. Wang, T. Ma

    Published 2025-03-01
    “…In this paper, the 1:1 complex model of commercial vehicle is taken as the research object to study the passive drag reduction of the commercial vehicle. …”
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    Article
  7. 447

    Unsupervised feature selection based on generalized regression model with linear discriminant constraints by Xiangguang Dai, Mingyu Guan, Facheng Dai, Wei Zhang, Tingji Zhang, Hangjun Che, Xiangqin Dai

    Published 2025-04-01
    “…Abstract Unsupervised feature selection (UFS) methods play a crucial role in improving the efficiency of extracting relevant information and reducing computational complexity in the context of big data analysis. …”
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  8. 448
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  10. 450

    IMPROVEMENT METHODICAL BASES COMPLEX ECONOMIC ANALYSIS OF THE BUILDING ENTERPRISE by R. T. Ismailov, N. F. Navruzbevova

    Published 2016-07-01
    “…It is considered and elaborated contents and intercoupling main stage undertaking the complex economic analysis external and internal ambience of the building enterprise as the main means for reception lacking for decision making of information, all-round, packed and holistic reflecting condition and efficiency to economic activity of the building enterprise. …”
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  11. 451
  12. 452

    Integrating graph and reinforcement learning for vaccination strategies in complex networks by Zhihao Dong, Yuanzhu Chen, Cheng Li, Terrence S. Tricco, Ting Hu

    Published 2024-12-01
    “…This method is particularly effective in complex environments, where traditional strategies might not be efficient or scalable. …”
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  13. 453
  14. 454

    The Utilization of Partial Least Squares for Simultaneous Feature Selection and Extraction by Elisavet Beki, Ntotsis Kimon

    Published 2025-08-01
    “…However, Partial Least Squares can be a challenging procedure especially in the case of multivariate multiple regression due to data characteristics and complexity. Thus, in this work we propose the use of Partial Least Squares method as a variable selection technique in linear regression tasks that involve high dimensional spectral data sets. …”
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  15. 455

    Assessmentof seed productivity of complex hybrid populations of red clover by I. V. Shikhova, E. V. Popova, E. G. Arzamasova

    Published 2021-02-01
    “…In the conditions of the Kirov region, the productivity of seeds of four complex hybrid populations (SGP) of red clover was studied, including those formed against an infectious fusarium background (SGPF). …”
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  16. 456

    EXPERIMENTAL STUDY OF FURCATION AREA AND PROSPECTS OF ITS COMPLEX TREATMENT by Yu.V. Sidash, O.P. Kostyrenko, V.N. Petrushanko

    Published 2021-06-01
    “…The photosensitizer 2% methylene blue at the exposure of 30s demonstrates the highest efficiency at the minimum staining of surrounding fabrics. …”
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  17. 457
  18. 458

    SURGICAL METHODS IN THE COMPLEX TREATMENT OF ORTHOPEDIC PATIENTS IN PERMANENT BITE by V. І. Kutsevliak, О. V. Liubchenko, Yu. H. Danilova, V.V. Starikov

    Published 2018-03-01
    “… The article presents the experimental and clinical substantiation of new solutions in orthodontics improving the efficiency and reducing the time of orthodontic treatment of patients in permanent occlusion combined method, by applying corticotomy and devices of its own design, building on mini implants, with the use of physical factors and medicines. …”
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