Showing 841 - 860 results of 9,156 for search 'issues samples', query time: 0.10s Refine Results
  1. 841
  2. 842

    A novel oversampling method based on Wasserstein CGAN for imbalanced classification by Hongfang Zhou, Heng Pan, Kangyun Zheng, Zongling Wu, Qingyu Xiang

    Published 2025-02-01
    “…These techniques have proven to be excellent in addressing the class imbalance issue by capturing the distributional features of minority samples during training and generating high-quality new samples. …”
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  3. 843
  4. 844
  5. 845
  6. 846

    Ethical standards for research on marine mammals by Vassili Papastavrou, Conor Ryan

    Published 2023-10-01
    “…Conducting marine mammal research can raise several important ethical issues. For example, the continuation of whaling for commercial purposes despite the international moratorium provides opportunities for scientists to obtain data and tissue samples. …”
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    Article
  7. 847
  8. 848

    Spatial Variation of Heavy Metals Concentration in the Drinking Water of Rajanpur by Mohsin Ali, Irfan Raza, Sajid Rashid Ahmed, Perveiz Khalid, Shahzada Khurram

    Published 2023-09-01
    “…Multiple locations exhibited water quality issues, surpassing both NEQ’S and WHO standards for Arsenic (41% of samples), Iron (68% of samples), and Fluoride (21% of samples) out of a total of 41 locations surveyed. …”
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    Article
  9. 849

    Analyzing the Efficacy of Artificial Intelligence in Facilitating Medico-Legal Investigations and Enhancing Forensic Processes for Emergency Trauma Patients: A Systematic Review by Rajiv Ratan Singh, Sachin Kumar Tripathi, Azad Kumar Bharti, Pradeep Kumar Yadav

    Published 2025-01-01
    “…After careful analysis, a total of 4170 samples were identified. However, due to download issues, 3295 samples had to be excluded. …”
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    Article
  10. 850

    Insight into the microbial diversity and community in the sacrificial pits of Sanxingdui site (Sichuan, China) by Ruru Chen, Zhenbin Xie, Qing Xiao, Chong Wang, Rui Wen

    Published 2024-12-01
    “…In term of the unique perspective for interpretation the archaeological issues, the study was carried out for: (1) the microbial diversity and community of soil in the lower layer of artifacts in sacrificial pits, (2) the potential biodeterioration behavior of organic and inorganic relics, and (3) the impact of sacrificial and burial activities in different sacrificial pits on microbiome.MethodsThere were 45 soil samples around different artifacts in three sacrificial pits and 12 raw soil samples inside or outside the sacrificial pit sampling from Sanxingdui site. …”
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  11. 851

    Droplet digital polymerase chain reaction (ddPCR) assays integrated with an internal control for quantification of bovine, porcine, chicken and turkey species in food and feed. by Hanan R Shehata, Jiping Li, Shu Chen, Helen Redda, Shumei Cheng, Nicole Tabujara, Honghong Li, Keith Warriner, Robert Hanner

    Published 2017-01-01
    “…Reliable techniques are needed to monitor these issues. Droplet Digital PCR (ddPCR) assays were developed and evaluated for detection and quantification of bovine, porcine, chicken and turkey DNA in food and feed samples. …”
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    Article
  12. 852

    Key for Identification of Landscape Turfgrass Diseases by P.F. Harmon, M.L. Elliott

    Published 2014-02-01
    “…The key helps narrow down potential disease problems and offers links to more specific diagnostic resources. For unresolved issues, consulting local extension offices or submitting samples to diagnostic clinics is recommended. …”
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    Article
  13. 853

    Generative Adversarial learning with Negative Data Augmentation for Semi-supervised Text Classification by Shahriar Shayesteh, Diana Inkpen

    Published 2022-05-01
    “…Our experimental results demonstrate that the negative augmented samples improve the overall accuracy of our proposed model and make it more confident when detecting out-of-distribution samples.…”
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  14. 854

    Challenge and Implementation of Content-Centric Networking by Xinggong Zhang, Tong Niu, Zongming Guo

    Published 2013-08-01
    “…CCN is communication architecture that takes content as a primitive,and retrieves content by name,not by host IP again.It builds on publish/subscribe and network-embedded caching with bandwidth-storage tradeoff.Since it is a clean-slate design,there are many issues to be explored.The concepts,characteristics,network model and recent advances of CCN were introduced.The challenges and some key issues CCN faced were also emphasized.In order to demonstrate the feasibility and implementations,two CCN system samples were also presented.…”
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  15. 855

    UV/UV step-curing of optically clear acrylate adhesives for mobile devices by J-S. Kim, G-S. Shim, D. Baek, J-H. Back, S-W. Jang, H-J. Kim, J-S. Choi, J-S. Yeom

    Published 2019-09-01
    “…After secondary curing, only the samples cured at 0.6 J/cm2 showed small amounts of residual monomers, while the samples exposed to other UV energies showed very few residual monomers, implying that these samples were completely cured during the secondary curing step. …”
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  16. 856

    Essentials of Business Research : a guide to doing your research project / by Wilson, Jonathan (Jonathan Stuart)

    Published 2014
    Table of Contents: “…An introduction to business research -- Developing a research topic -- Conducting a literature review -- Addressing ethical issues -- Establishing a research design -- Primary data collection -- Using secondary data -- Sampling -- Analyzing quantitative data -- Analyzing qualitative data -- Writing up and presenting your research.…”
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  17. 857

    La marchandisation du corps à l’épreuve des biobanques by Fabrice Colomb

    Published 2019-04-01
    “…The study also looks at the interlinkage between biobanks’ institutionalisation and issues relating to their operating costs. The paper ends by examining the pecuniary evaluation of biological samples.…”
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  18. 858

    WLAN indoor positioning algorithm based on skewness-kurtosis testing by Zhen-long SONG, Gang-yi JIANG, Chao HUANG, Mei YU, Jia-le ZHANG

    Published 2012-05-01
    “…Focused on the issues that large positioning errors produced by the inconsistency of received signal strength (RSS)sample population distributions under indoor wireless local area network (WLAN),an indoor positioning algorithm based on skewness-kurtosis testing was proposed.By using the testing method of skewness and kurtosis,whether the RSS samples come from the normal population or not was checked.The distribution functions of the samples accepting null hypothesis were approximated with normal distribution,and the probability density functions of the samples refusing null hypothesis were estimated by kernel function.Experimental results show that the proposed algorithm leads to a 15 percent improvement over the previous methods.Moreover,the proposed algorithm can significantly reduce the workload of the off-line phase at the same positioning accuracy.…”
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  19. 859

    LSTM-DQN-APF Path Planning Algorithm Empowered by Twins in Complex Scenarios by Ying Lu, Xiaodan Wang, Yang Yang, Man Ding, Shaochun Qu, Yanfang Fu

    Published 2025-04-01
    “…Finally, to tackle the issues of insufficient training sample size and simulation accuracy, this paper leverages a digital twin platform, utilizing a dual feedback mechanism from virtual and physical environments to generate a large number of complex urban scenario samples. …”
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  20. 860

    Multi-Metric Fusion Hypergraph Neural Network for Rotating Machinery Fault Diagnosis by Jiaxing Zhu, Junlan Hu, Buyun Sheng

    Published 2025-05-01
    “…Effective fault diagnosis in rotating machinery means extracting fault features from complex samples. However, traditional data-driven methods often overly rely on labeled samples and struggle with extracting high-order complex features. …”
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