Showing 2,381 - 2,400 results of 3,231 for search '(functional OR function) difficulty', query time: 0.15s Refine Results
  1. 2381

    Improved Aerial Surface Floating Object Detection and Classification Recognition Algorithm Based on YOLOv8n by Lili Song, Haixin Deng, Jianfeng Han, Xiongwei Gao

    Published 2025-03-01
    “…These challenges pose substantial difficulties for current research on the detection and classification of water surface floating objects. …”
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    Article
  2. 2382

    Postural instability and gait disturbance are associated with abnormal stereopsis in Parkinson's disease. by Jungyeun Lee, Sung Hoon Kang, Seong-Beom Koh

    Published 2025-01-01
    “…We collected data from medical history taking, scales, cognitive function tests, gait analysis, and tilt table tests. …”
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    Article
  3. 2383

    Research progress on the application of digital technology in the diagnosis and treatment of tooth wear by HE Yi, WANG Dingjie, XIAO Yuhong

    Published 2024-12-01
    “…Tooth wear not only affects the oral function and esthetics of patients but may also lead to tooth sensitivity, temporomandibular joint diseases, and other related complications. …”
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  4. 2384

    Phenotypic tolerance for rDNA copy number variation within the natural range of C. elegans. by Ashley N Hall, Elizabeth A Morton, Rebecca Walters, Josh T Cuperus, Christine Queitsch

    Published 2025-07-01
    “…These findings demonstrate a remarkable ability of C. elegans to tolerate substantial variation in a locus critical to fundamental cell function. Our study provides strain resources for future investigations into the boundaries of this tolerance.…”
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    Article
  5. 2385

    Teachers’ and principals’ experiences with assessing Ukrainian students in Polish schools by Agnieszka Koterwas, Edyta Nowosielska

    Published 2025-06-01
    “…Conclusions and/or recommendations: The strategies employed by teachers expose the inefficiency of the current grading system. The sole function of assessment has become the decision to promote students to the next grade. …”
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    Article
  6. 2386

    DMN-YOLO: A Robust YOLOv11 Model for Detecting Apple Leaf Diseases in Complex Field Conditions by Lijun Gao, Hongwu Cao, Hua Zou, Huanhuan Wu

    Published 2025-05-01
    “…Additionally, a normalized Wasserstein distance (NWD) loss function is introduced to mitigate localization errors, particularly for small or overlapping lesions. …”
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    Article
  7. 2387

    La recreación en Babel: entre la constitución del campo y la encrucijada epistémica (Recreation in Babel: between the constitution of the field and the epistemic crossroads) by Alixon David Reyes Rodríguez

    Published 2023-06-01
    “…Thus, the paper analyzes how each of these expressions is manifested, and ends with a propositional function for a course of action. Key Words: recreation, leisure, concept, category, episteme …”
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    Article
  8. 2388

    Automatic Data Downloading Program (DDP) in Determining Regional Ionosphere Model by Cevat İnal, Ömer Yıldırım, Sercan Bülbül, Fuat Başçiftçi

    Published 2018-04-01
    “…One of the important parameters that express thecharacteristics of the Ionosphere is the Total Electron Content (TEC), which isa function of the electron density that shows variations with the radiation ofthe Sun. …”
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  9. 2389

    Optimization Technique for Renewable Energy Storage Systems for Power Quality Analysis with Connected Grid by R. Senthil Kumar, B. V. S. Acharyulu, P. K. Dhal, Richa Adlakha, Sonu Kumar, C. Saravanan, Krishna Bikram Shah

    Published 2023-01-01
    “…The analytical hierarchy process (AHP) method is then used to calculate the weight coefficients while accounting for each objective function’s preferences. Power balancing, high levels of renewable energy penetration, the most effective scheduling of battery charging and discharging, control of load curtailment, and the technical limitations of the system are all taken into account when evaluating the system’s performance in both grid-connected and standalone operation modes. …”
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    Article
  10. 2390

    Por que é difícil fazer o verdadeiro "Governo-eletrônico" Why is it difficult to make the true "Eletronic Government"? by M. G. Fugini, P. Maggiolini, B. Pagamici

    Published 2005-12-01
    “…Furthermore, this paper presents the main difficulties of making the true "Electronic Government" and a way to surpass them. …”
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    Article
  11. 2391
  12. 2392

    Quasilinear parabolic variational-hemivariational inequalities in $ \mathbb{R}^N\times (0, \tau) $ under bilateral constraints by Siegfried Carl

    Published 2025-01-01
    “…In this paper, we considered quasilinear variational-hemivariational inequalities in the unbounded cylindrical domain $ \mathbb{Q} = \mathbb{R}^N\times (0, \tau) $ of the form: Find $ u\in K\subset X $ with $ u(\cdot, 0) = 0 $ satisfying \begin{document}$ \begin{align*} \langle u_t-{\rm{div}}\ A(x,t,\nabla u), v-u\rangle +\displaystyle {\int}_{ \mathbb{Q}}a(x,t) j^o(x,t,u;v-u)\,dxdt\ge 0,\ \forall v\in K, \end{align*} $\end{document} where $ K\subset X $ represents the bilateral constraints in $ X = L^p(0, \tau; D^{1, p}(\mathbb{R}^N)) $ with $ D^{1, p}(\mathbb{R}^N) $ denoting the Beppo-Levi space (or homogeneous Sobolev space), and $ j^o(x, t, s;\varrho) $ denoting Clarke's generalized directional derivative of the locally Lipschitz function $ s\mapsto j(x, t, s) $ at $ s $ in the direction $ \varrho $. …”
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  13. 2393

    MAGNETIC RESONANCE IMAGING IN THE DIAGNOSIS OF JUVENILE IDIOPATHIC ARTHRITIS by A. K. Traudt, V. D. Zavadovskaya, T. V. Zhogina, Ye. I. Fedorova

    Published 2015-02-01
    “…JIA is a collection of diseases that have different start, course and outcome, as well as various etiologies, which emphasizes the difficulties in the diagnosis process in children. When this disease is progressive in nature, leads to loss of function of the musculoskeletal system, severe disability at an early age and, therefore, needs early diagnosis and adequate therapy appointment.Significant role in identifying pathology osteoarticular system belongs radiological methods and routine radiography remains the most widely used technique included in the classification criteria of the majority of rheumatic diseases. …”
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  14. 2394

    YOLOv8n-DDSW: an efficient fish target detection network for dense underwater scenes by Jinwang Yi, Wei Han, Fangfei Lai

    Published 2025-04-01
    “…Therefore, the YOLOv8n-DDSW fish target detection algorithm was proposed in this article to resolve the detection difficulties resulting from fish occlusion, deformation and detail loss in complex intensive aquaculture scenarios. (1) The C2f-deformable convolutional network (DCN) module is proposed to take the place of the C2f module in the YOLOv8n backbone to raise the detection accuracy of irregular fish targets. (2) The dual-pooling squeeze-and-excitation (DPSE) attention mechanism is put forward and integrated into the YOLOv8n neck network to reinforce the features of the visible parts of the occluded fish target. (3) Small detection is introduced to make the network more capable of sensing small targets and improving recall. (4) Wise intersection over union (IOU) rather than the original loss function is used for improving the bounding box regression performance of the network. …”
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  15. 2395

    Comparative analysis of induction immunosuppressive therapy protocols in renal transplant recipients (retrospective review) by Sh. R. Galeev, R. Kh. Galeev, M. I. Khasanova, S. V. Gautier

    Published 2020-07-01
    “…The studied protocol provides initially better and more stable graft function than in standard therapy. This is especially valuable in centers experiencing difficulties in assessing pre-transplant immunological risk. …”
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  16. 2396

    Conflict between EU law and national sovereignty: Analysis of decisions by the Constitutional Court of Poland in the light of the rule of law in the European Union by O. Lapka, N. Ivanchuk, Ye. Taranich

    Published 2025-05-01
    “…In the course of the study, it was revealed that the decision of the Constitutional Court of Poland regarding the superiority of the national constitution over the law of the European Union led to a legal conflict that makes it impossible for the rule of Law of the European Union to fully function.It was found that this position created legal difficulties for national courts in the application of decisions of the Court of Justice of the European Union and the implementation of the Unionʼs law. …”
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  17. 2397

    Modeling of the mass attenuation coefficients of X ray beams using deep neural networks (DNN) and NIST database by GUSTAVO BERNARDES DA SILVA, VIVIANE RODRIGUES BOTELHO, Carla Diniz Lopes Becker, Cassiana Viccari, Thatiane A. Pianoschi

    Published 2024-04-01
    “…The best model of the manual approach received the following results: 0.19 and 0.08 for the loss function and MSE error metric, respectively. The absolute percentage error (MAE) of the difference in the results between the two models was: 0.065 and 0.044 for the Loss and MSE metrics. …”
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    Article
  18. 2398

    A patient with osteoarthritis at an outpatient appointment. Unresolved problems by Yu. A. Lushpaeva

    Published 2021-11-01
    “…After 2 courses (within a year) of treatment with a drug based on a bioactive concentrate of small marine fish, 67% of patients with osteoarthritis of the knee joints were satisfied with the effect of therapy, noting a decrease in pain intensity, an improvement in knee joint function and quality of life. No adverse events were reported in the observation group. …”
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  19. 2399

    La souffrance au travail des soignants : une analyse des conséquences délétères des outils de gestion by Fatéma Safy-Godineau

    Published 2013-10-01
    “…The evolution of hospital reforms leads to a denaturation of the function of health facilities that become firms deemed on the production of their care activity and economic performance obtained by these activities. …”
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  20. 2400

    The Relationship of Some Hormones, Enzymes and Proteins to ALzheimerʹs Disease by Shemaa Ayob, Liqaa Alkhalidy, Ghada Taqa

    Published 2024-12-01
    “…  This inherited degenerative condition affects nerve function and results in a decrease, in abilities and memory loss.…”
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