Showing 81 - 100 results of 2,073 for search 'P detection efficiency', query time: 0.16s Refine Results
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    A data-efficient deep transfer learning framework for methane super-emitter detection in oil and gas fields using the Sentinel-2 satellite by S. Zhao, S. Zhao, Y. Zhang, Y. Zhang, S. Zhao, S. Zhao, X. Wang, X. Wang, D. J. Varon

    Published 2025-04-01
    “…<p>Efficiently detecting large methane point sources (super-emitters) in oil and gas fields is crucial for informing stakeholder decisions about mitigation actions. …”
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    Construction of 2D TiO<sub>2</sub>@MoS<sub>2</sub> Heterojunction Nanosheets for Efficient Toluene Gas Detection by Dehui Wang, Jinwu Hu, Hui Xu, Ding Wang, Guisheng Li

    Published 2025-04-01
    “…Monitoring trace toluene exposure is critical for early-stage lung cancer screening via breath analysis, yet conventional chemiresistive sensors face fundamental limitations, including compromised selectivity in complex VOC matrices and humidity-induced signal drift, with prevailing p–n heterojunction architectures suffering from inherent charge recombination and environmental instability. …”
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    Quantification of Plasmodium falciparum: validation of quantitative polymerase chain reaction assays for detection of parasites in controlled human malaria infection studies by Elizabeth Kibwana, Domtila Kimani, Nick J. Edwards, Kelvias Keter, Agnes Mutiso, Lydia Nyamako, Rose Gatheru, Adrian V. S. Hill, Philip Bejon, Philip Bejon, Katie J. Ewer, Melissa C. Kapulu, Melissa C. Kapulu

    Published 2025-04-01
    “…We determined the specificity, accuracy, precision, lower limit of detection, linearity, and robustness. We also evaluated the effect of using different volumes of whole blood for DNA extraction on the assay performance.ResultsThe validation revealed: (1) specificity of 100% (n=5 independent experiments); (2) linearity with R2 values ≥ 0.98, a slope of −3.8 to −3.1, and efficiency 89–100%; (3) lower limit of detection of 0.3 parasites/microliter and lower limit of quantification of 2.6 parasites/microliter; (4) precision with both inter-assay repeatability and intra-assay reproducibility with coefficients of variation (CV) values of &lt;10%; and (5) accuracy and good extraction efficiency of &gt;90%. …”
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    A Flexible and Stretchable Triboelectric Nanogenerator with Agarose/P(HEA‐co‐AA)‐Al/NaCl Electrodes for Bio‐Mechanical Energy Harvesting and Fall Detection by Xiwei Liu, Hui Zhang

    Published 2025-06-01
    “…Abstract Recent advancements in wearable electronics for fall detection have shown significant potential, yet challenges remain in developing reliable, energy‐efficient systems capable of continuous monitoring in real‐world conditions. …”
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    MEFA-Net: Multilevel Feature Extraction and Fusion Attention Network for Infrared Small-Target Detection by Jingcui Ma, Nian Pan, Dengyu Yin, Di Wang, Jin Zhou

    Published 2025-07-01
    “…Compared with the baseline, the intersection over union (IoU) and probability of detection <inline-formula><math xmlns="http://www.w3.org/1998/Math/MathML" display="inline"><semantics><mrow><msub><mrow><mi>P</mi></mrow><mrow><mi>d</mi></mrow></msub></mrow></semantics></math></inline-formula> of MEFA-Net on the IRSTD-1k dataset are increased by 2.25% and 3.05%, respectively, achieving better detection performance and a lower false alarm rate in complex scenarios.…”
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