Showing 10,921 - 10,940 results of 11,103 for search 'features problems', query time: 0.16s Refine Results
  1. 10921

    Residual Energy and Broken Symmetry in Reduced Magnetohydrodynamics by S. Dorfman, M. Abler, S. Boldyrev, C. H. K. Chen, S. Greess

    Published 2025-01-01
    “…Alfvénic interactions that transfer energy from large to small spatial scales lie at the heart of magnetohydrodynamic turbulence. An important feature of the turbulence is the generation of negative residual energy—excess energy in magnetic fluctuations compared to velocity fluctuations. …”
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  2. 10922

    3D reconstruction of fruit trees and fruit semantic segmentation based on NeRF and improved RandLA-Net by Dacheng YANG, Jun GUO, Jing YANG, Yali ZHANG, Yubin LAN

    Published 2025-07-01
    “…ObjectiveTo solve the problem of accurate fruit segmentation in complex orchard environment. …”
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    Article
  3. 10923

    Evaluating Deep Learning Architectures for Breast Tumor Classification and Ultrasound Image Detection Using Transfer Learning by Christopher Kormpos, Fotios Zantalis, Stylianos Katsoulis, Grigorios Koulouras

    Published 2025-04-01
    “…Prior studies have predominantly focused on image classification, segmentation, and feature extraction, often assuming that the input images, whether sourced from healthcare professionals or individuals, are valid and relevant for analysis. …”
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  4. 10924

    Exploring Flexible Penalization of Bayesian Survival Analysis Using Beta Process Prior for Baseline Hazard by Kazeem A. Dauda, Ebenezer J. Adeniyi, Rasheed K. Lamidi, Olalekan T. Wahab

    Published 2025-01-01
    “…Similarly, the results of the real-life study showed that the proposed methods revealed a substantial improvement over the existing techniques in terms of feature selection and grouping behavior.…”
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  5. 10925

    Compiling Investment Attractiveness Rating of the Largest Russian Companies Using Minimax Approach by I. Y. Vygodchikova

    Published 2020-04-01
    “…The actuality of the problem of the integrated (complex) assessment of investment attractiveness of large Russian companies is due to the need of increasing production volumes and improves processing technologies of the largest sectors of the Russian economy, as well as the requirements of the accelerated growth of high-tech exports. …”
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  6. 10926

    STARTER-GENERATOR SYSTEM FOR AUXILIARY POWER UNIT by A. V. Levin, S. P. Khalyutin, A. O. Davidov, B. V. Zhmurov, S. A. Kharitonov, M. A. Zharkov, A. S. Kharitonov

    Published 2017-11-01
    “…The article presents a starter-generator system for an auxiliary power unit of an aircraft. A feature of the presented system is the use of a synchronous generator with excitation from permanent magnets and a semiconductor converter. …”
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  7. 10927

    Analyzing K-12 AI education: A large language model study of classroom instruction on learning theories, pedagogy, tools, and AI literacy by Di Wu, Meng Chen, Xu Chen, Xing Liu

    Published 2024-12-01
    “…Specifically, integrating Project-based/Problem-based learning (PBL) with Collaborative learning appears effective in cultivating the capacity to evaluate and create AI.…”
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    Article
  8. 10928

    Heterogeneous Graph Neural Network Framework for Session-Based Cyberbullying Detection by Munkhbuyan Buyankhishig, Thanda Shwe, Israel Mendonca, Masayoshi Aritsugi

    Published 2025-01-01
    “…The model comprises three components: a feature encoder, a heterogeneous graph encoder, and a classifier that collaboratively classifies social media sessions as bullying or not. …”
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  9. 10929

    Dynamic Path Flow Estimation Using Automatic Vehicle Identification and Probe Vehicle Trajectory Data: A 3D Convolutional Neural Network Model by Can Chen, Yumin Cao, Keshuang Tang, Keping Li

    Published 2021-01-01
    “…Therefore, in this paper, the dynamic path flow estimation is based on these two data sources and transformed into a feature learning problem. To fuse the two data sources belonging to different detection ways at the data level, the virtual AVI points, analogous to the real AVI points (turning movements at nodes with AVI detectors), are defined and selected to statically observe the dynamic movement of the probe vehicles. …”
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  10. 10930

    Design of an Intervention and Education System for Children with Emotional Disorders Based on Semantic Analysis by Ruifang Yang, Yiqun Wang

    Published 2022-01-01
    “…This paper acquires video data by deploying a common camera acquisition and transforms, annotates, frames, and processes the data with the help of feature engineering methods. In addition, this paper proposes a fine-grained action decomposition strategy to solve the problem of extreme imbalance in the dataset to improve the performance of the model and proposes an iterative sampling data fusion strategy, which aims to integrate and fuse data from multiple sources to make them more effective and further improve the robustness and generalization ability of the model. …”
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    Article
  11. 10931

    Electrophysical Microwave Installation for Heat Treatment of Animal Slaughter Waste by Evgeny V. Voronov

    Published 2024-07-01
    “…As a rule, the devices are energy-intensive. The problem is to reduce the operating costs of heat treatment of raw materials while maintaining the feed quality. …”
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  12. 10932

    BiSeNeXt: a yam leaf and disease segmentation method based on an improved BiSeNetV2 in complex scenes by Bibo Lu, Yanjun Lu, Di Liang, Jie Yang

    Published 2025-08-01
    “…Secondly, efficient asymmetric multi-scale attention (EAMA) effectively alleviates the problem of lesion adhesion by combining asymmetric convolution with a multi-scale parallel structure. …”
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  13. 10933

    Doppler shift compensation performance in Hipposideros pratti across experimental paradigms by Jinhong Luo, Manman Lu, Xindong Wang, Huimin Wang, Cynthia F. Moss

    Published 2022-08-01
    “…Here, we explore this problem in echolocating bats that evolved Doppler shift compensation (DSC) of sonar vocalizations to yield close matching between echo frequency and hearing sensitivity. …”
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  14. 10934

    Groundwater well fields in ice-margin valley aquifers – is it easy to protect them, or not? An overview of hydrogeological and legal aspects of determining wellhead protection zone... by Matusiak Magdalena, Górski Józef, Dragon Krzysztof, Kruć-Fijałkowska Roksana

    Published 2024-12-01
    “…This paper discusses principles for delineating wellhead protection zones (WHPZ) of groundwater well fields in ice-margin valleys. A distinctive feature of such well fields is that, apart from the often geogenically contaminated water of ice-margin valleys, they are largely supplied with high-quality water from intertill aquifers of neighbouring uplands. …”
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  15. 10935

    The diagnostic and predictive potential of lncRNA CASC2 targeting miR-155 in systemic lupus erythematosus patients with nephritis complication by Nada R. Mohamed, Abeer l. Abd El-Fattah, Olfat Shaker, Ghadir A Sayed

    Published 2024-12-01
    “…Abstract Lupus nephritis (LN) is a serious problem that results from systemic lupus erythematosus (SLE) complications. …”
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  16. 10936

    QUALITY OF PRE-SERVICE TEACHERS’ TRAINING FOR RESEARCH WORK IN THE FIELD OF UNIVERSITY LECTURERS EVALUATION by T. A. Strokova, L. M. Volosnikova

    Published 2017-04-01
    “…The ability to independently organize and carry out scientific and pedagogical search, receive and apply in practice new skills is a distinctive feature of creative teachers. Obligatory presence of research competence among graduates of pedagogical specialties of higher education institutions is declared in federal state educational standards of the higher school.The aim of the article is to direct attention of high school educators to the topical problem of pre-service teachers’ creativity development and the need to strengthen their methodological training.Methodology and research methods. …”
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    Article
  17. 10937

    Modern View on the Dilated Cardiomyopathy by Yuzych I.

    Published 2014-06-01
    “…The content analysis, method of system and comparative analysis, the bibliosemantic method of studying the actual research in relation to the problem of DCM was used. Results. Clinical feature of DCM – increasing heart failure severity refractory to the treatment. …”
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  18. 10938

    Automatic Subject Cataloguing at the German National Library by Christoph Poley, Sandro Uhlmann, Frank Busse, Jan-Helge Jacobs, Maximilian Kähler, Matthias Nagelschmidt, Markus Schumacher

    Published 2025-04-01
    “…We point out the basic feature set and provide a high-level introduction of the productive EMa system. …”
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  19. 10939

    Legal standpoint: general legal characteristics by V. V. Lazariev

    Published 2023-07-01
    “…It has been pointed out that the most important feature of a legal standpoint, its heart, is its main idea. …”
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  20. 10940

    Leaf of leaf foliation and Beltrami parametrization in d > 2 dimensional gravity by Laurent Baulieu

    Published 2025-09-01
    “…Importantly, the Beltrami parametrization is not restricted to the ADM framework, it is a general feature that holds in any local coordinate system. …”
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