Showing 1,441 - 1,460 results of 9,156 for search 'issues samples', query time: 0.11s Refine Results
  1. 1441

    Determination of 13 Halogenated Organic Additives in Plastics of Electronic Products by Liquid Chromatography-High Resolution Mass Spectrometry by Rui-fen ZHENG, Yi-zhe ZHU, Ling LIU, Shi-rong MA, Jun-xian HE, Cai-ming TANG

    Published 2025-05-01
    “…The sample mixture was allowed to stay still for 5 min in a glass tube for equilibration of the extraction internal standards with the sample mixture. …”
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    Article
  2. 1442

    Water quality index modelling and its application on artificial intelligence (AI) in conjunction with machine learning (ML) methodologies for mapping surface water potential zones... by Abhijeet Das

    Published 2025-08-01
    “…Despite being an essential factor for rating of under exploitation water stations, WQI entails conflicting issues. The GAPSO-WQI method has been adapted and its value at all sampling sites, varied between 15 and 256. …”
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    Article
  3. 1443

    Air pollution and health in Eastern India: Findings from a primary survey conducted in West Bengal and Jharkhand by Arup Halder, Aditi Kundu, Arunava Ghoshal

    Published 2024-12-01
    “…The total rural sample size was 417 respondents. The total urban sample size was 2367 respondents. …”
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    Article
  4. 1444

    Challenges and Obstacles in the Development of Winter Sports Tourism in the Ski Slopes of Tehran by Siavash Imeni, Leyla Asadpour Shirazi

    Published 2025-03-01
    “…The research population comprised all tourists and athletes frequenting these slopes, who responded to a 40-item, researcher-developed questionnaire. Using available sampling methods and Cochran's formula, 384 samples were collected from an unlimited population. …”
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  5. 1445
  6. 1446

    Composite quantile regression approach to batch effect correction in microbiome data by Jiwon Park, Taesung Park

    Published 2025-02-01
    “…These effects are considered significant issues in the analysis of biological data since they can compromise data consistency and distort actual biological differences, which can severely skew the results of downstream analyses.MethodIn this study, we introduce a new approach that comprehensively addresses two types of batch effects: “systematic batch effects” which are consistent across all samples in a batch, and “nonsystematic batch effects” which vary depending on the variability of operational taxonomic units (OTUs) within each sample in the same batch. …”
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  7. 1447
  8. 1448

    A Noise-Immune Boosting Framework for Short-Term Traffic Flow Forecasting by Shiqiang Zheng, Shuangyi Zhang, Youyi Song, Zhizhe Lin, Dazhi Jiang, Teng Zhou

    Published 2021-01-01
    “…Canonical data-driven methods are a large account of parameters that may be underfitted with limited training samples, yet they cannot adaptively boost their understanding of the spatiotemporal dependencies of the traffic flow. …”
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    Article
  9. 1449

    Quantum generative learning for high-resolution medical image generation by Amena Khatun, Kübra Yeter Aydeniz, Yaakov S Weinstein, Muhammad Usman

    Published 2025-01-01
    “…Our proposed quantum generator leverages variational quantum circuit approach addressing scalability issues by extracting principal components from the images instead of dividing them into patches. …”
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    Article
  10. 1450

    Reduced Predicted Glycaemic Response and Inhibitory Effects on Lipid-Digesting Enzymes of Pasta Enriched With Flour of Malus domestica “Annurca cv.” Pulp or Peel by Maria Neve Ombra, Filomena Nazzaro, Florinda Fratianni

    Published 2025-01-01
    “…Every formulation demonstrated inhibition of α-amylase, α-glucosidase, cholesterol esterase, and lipase in vitro. All the samples exhibited a low predicted glycaemic index (pGI), ranging from 41.25 to 45.76. …”
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    Article
  11. 1451

    A suitable blood agar containing human blood especially for the use in laboratories of developing countries by Nils Niederstebruch, Doris Sixt, Benard Isah Benda, Nestor Banboye

    Published 2017-06-01
    “… Introduction: In developed countries, blood agar containing defibrinated sheep or horse blood is a standard tool for the isolation of bacteria from clinical samples. Several issues prevent blood agar containing animal blood from being used in many developing countries. …”
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    Article
  12. 1452

    A Novel Lightweight Algorithm for Sonar Image Recognition by Gang Wan, Qi He, Qianqian Zhang, Hanren Wang, Huanru Sun, Xinnan Fan, Pengfei Shi

    Published 2025-05-01
    “…Finally, the IB loss is applied to address the imbalance of sample categories in the sonar dataset, assigning different weights to the samples to improve the performance of the network. …”
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    Article
  13. 1453

    Effect of seawater use on the physical and mechanical properties of self-compacting concrete by Sheyanu V. Odeyemi, Olabode Ogunmakinde

    Published 2025-03-01
    “…Seawater holds potential in SCC production, addressing freshwater scarcity and coastal environmental issues.…”
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    Article
  14. 1454

    Turkish scene text recognition: Introducing extensive real and synthetic datasets and a novel recognition model by Serdar Yıldız

    Published 2024-12-01
    “…Existing datasets, regardless of the language, tend to grapple with issues such as limited sample quantity and high noise levels, which considerably restrict the progression and overall efficacy of STR research and applications. …”
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    Article
  15. 1455

    The role of forensic expertise in the investigation of crimes related to forgery of digital documents and cryptocurrencies by Viktor Sezonov, Oleksandr Yukhno, Olena Martovytska, Hennadii Hlobenko, Inna Strok

    Published 2025-05-01
    “…The importance of providing high-quality comparative samples for identifying individuals and devices used in document forgery is emphasised. …”
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  16. 1456

    LS-YOLO: A Lightweight, Real-Time YOLO-Based Target Detection Algorithm for Autonomous Driving Under Adverse Environmental Conditions by Cheng Ju, Yuxin Chang, Yuansha Xie, Dina Li

    Published 2025-01-01
    “…These challenges are further exacerbated in adverse weather such as rain, snow, and fog, leading to decreased detection accuracy and increased missed detection rates. To address these issues, a lightweight real-time object detection algorithm, LS-YOLO, is proposed. …”
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    Article
  17. 1457

    Power Quality Impact and Its Assessment: A Review and a Survey of Lithuanian Industrial Companies by Vladislav Liubčuk, Virginijus Radziukynas, Gediminas Kairaitis, Darius Naujokaitis

    Published 2025-04-01
    “…PQ problems must be studied through such prisms as financial losses of industrial companies, damage to end-use equipment, natural phenomena, interaction with animals, and social issues related to law, people’s well-being, health and safety. …”
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  18. 1458

    Effect of Fines Content on the Compression Behavior of Calcareous Sand by Suhang Huang, Xiaonan Gong

    Published 2024-11-01
    “…Due to the hydraulic sorting effect in the hydraulic filling process, a fine-grained aggregate layer dominated by silty fine sand with uneven distribution is easily formed in reclamation projects, which triggers issues with the bearing capacity and nonuniform settlement of calcareous sand foundations. …”
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  19. 1459

    Enhanced remote sensing image feature classification using STFF-PSPNet by Haiying Li, Jiaqi Gao, Yang Liu, Chenxi Huang, Lijun Li, Liqiang Zhang

    Published 2025-07-01
    “…Abstract Semantic segmentation of remotely sensed images is crucial for urban planning and change detection, yet faces issues like sample imbalance and low data quality. …”
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  20. 1460

    Influence of water-repellent admixtures (Sitren and Stearate materials) on the microstructure and mechanical performance of conventional Portland cement paste and mortar by Mohammad Shakhawat Hossain, Taeho Ha, Changseok Song, Kyong Ku Yun

    Published 2024-12-01
    “…The longevity of mortar and concrete structures can be compromised by the absorption of water and other fluids, leading to deterioration and aesthetic issues. To address this, water-repellent admixtures are employed to enhance the service life of mortar and concrete components by improving their mechanical and microstructural characteristics. …”
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