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Efficiency simulation and coincidence-summing correction for HPGe detector
Published 2024-11-01“…BackgroundIn order to enhance the detection sensitivity of HPGe detectors for measuring the low-level activity of radionuclides, samples are usually measured as close to the detector as possible to improve the detection efficiency, which inevitably leads to serious coincidence-summing effects in return and affects the accuracy of measured activity.PurposeThis study aims to conduct efficiency simulation and coincidence-summing correction for HPGe detectors.MethodsFirst of all, the peak efficiency of the HPGe detector was simulated by Geant4 and the internal geometry of the HPGe detector was optimized by comparing the simulated results with the experimental results of the mixed standard calibration source. …”
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Combination of Individual Tests to Improve Diagnostic Accuracy in <i>Chlamydia trachomatis</i> Detection
Published 2025-04-01“…We have tried to summarize the best diagnostic tools for its detection. <i>Materials and Methods</i>: In the study, 225 sexually active patients who were tested for chlamydial infection at the Institute of Public Health Kragujevac participated. …”
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Impact of short-term germination on dehulling efficiency, enzymatic activities, and chemical composition of mung bean seeds (Vigna radiata L.)
Published 2024-12-01“…Mung bean seeds were soaked overnight and germinated in the dark for 4, 8, 12, 24, 32, and 48 h, with the effects on dehulling efficiency, enzymatic activities, and chemical composition, including antinutritional factors, examined.After 48 h of germination, a substantial increase in enzyme activities was observed: lipolytic activities increased by 644 %, amylolytic activities by 200 %, and polyphenol oxidase activity by 280 %. …”
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Impact of the use of the ultra-portable digital x-ray with CAD4TB for active case finding for tuberculosis in Nigeria
Published 2025-06-01“…As TB control measures remain critical globally and in Nigeria, the country acquired and rolled out 10 UPDX with computer-aided detection (CAD4TB) software in eight states. This study seeks to evaluate the efficiency and impact of the UPDX with CAD4TB for TB case finding in Nigeria.MethodsA retrospective cross-sectional study involving the review of records of individuals 4 years and above who had presented for TB screening during ACF activities conducted using the UPDX with CAD4TB between January 2022 and September 2022.ResultsA total of 94,694 subjects aged 4 years and above were screened for TB with an average presumptive TB proportion of 10.84 ± 5.42% and 10% confirmed TB (r = 0.684, p = 0.03 and r(df) = 0.867, p = 0.001). …”
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Influence of dead layer on the response function of planar and coaxial Ge detector using Monte Carlo method
Published 2023-12-01“…Germanium crystals have a dead layer that causes a decrease in efficiency since the layer is not useful for detection but strongly attenuates photons. …”
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Sourceless efficiency calibration method for γ spectrum based on numerical analysis
Published 2024-09-01“…The γ-ray path trajectory inside the detector, relative position of the source and detector, and peak-to-total ratio were comprehensively analyzed. Efficiency formulas for radioactive point, surface, and volume radioactive sources were formulated. …”
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Transmit Power-Efficient Beamforming Design for Integrated Sensing and Backscatter Communication
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Machine Learning in Active Power Filters: Advantages, Limitations, and Future Directions
Published 2024-11-01“…ML has been increasingly explored for applications in active power filters (APFs) due to its potential to enhance harmonic compensation, reference signal generation, filter control optimization, and fault detection and diagnosis. …”
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The efficiency of some post-emergence herbicides for controlling problematic weeds of lawn areas
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Water Use Efficiency Spatiotemporal Change and Its Driving Analysis on the Mongolian Plateau
Published 2025-04-01“…Water use efficiency (WUE) connects two key processes in terrestrial ecosystems: the carbon and water cycles. …”
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Optimizing credit card fraud detection with random forests and SMOTE
Published 2025-05-01“…Abstract In the financial world, Credit card fraud is a budding apprehension in the banking sector, necessitating the development of efficient detection methods to minimize financial losses. …”
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Improved Algorithm to Detect Clandestine Airstrips in Amazon RainForest
Published 2025-02-01“…By addressing the limitations identified in the initial approach, this refined algorithm aims to improve detection accuracy and operational efficiency in complex rainforest environments. …”
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Identification of highly expressed genes and efficient core promoters specific to buffalo skeletal muscles
Published 2025-01-01“…<p>An efficient promoter with specific transcriptional activity plays significant roles in the regulation of expression of exogenous genes. …”
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Active tuberculosis identification based on workers environmental sanitation during the COVID-19 pandemic
Published 2021-03-01“… Background: Coronavirus Disease 2019 (COVID-19) is a pandemic that may complicate the active detection of Tuberculosis (TB) and increase the mortality rate. …”
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The Mediating Effect of Accounting Information Quality on the Relationship Between Workforce Education Level and Investment Efficiency
Published 2025-09-01“…Employees with higher education are capable of providing superior information, effectively monitoring managerial activities, and mitigating misconduct. This, in turn, enhances information accuracy, financial transparency, and investment efficiency. …”
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