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2621
Spectrophotometric Determination of N-Acetyl-L-Cysteine and N-(2-Mercaptopropionyl)-Glycine in Pharmaceutical Preparations
Published 2011-01-01“…Regression analysis of the calibration data showed a good correlation coefficient (0.9999). The detection limit of the method was 0.14 μM for NAC and 0.13 μM for MPG. …”
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2622
Chip-Scale Aptamer Sandwich Assay Using Optical Waveguide-Assisted Surface-Enhanced Raman Spectroscopy
Published 2024-11-01“…The observed Raman spectral features were identified and assigned to the complex vibrational modes associated with different reporters. …”
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2623
Automated Identification and Analysis of Cracks and Damage in Historical Buildings Using Advanced YOLO-Based Machine Vision Technology
Published 2025-07-01“…Future advancements could include combining semantic segmentation networks (e.g., U-Net) with attention mechanisms to further refine detection accuracy in complex scenarios.…”
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2624
Real-time perception and intelligent early warning technology for power grid control operations based on multi-dimensional data fusion
Published 2025-07-01“…Abstract With the increasing complexity of power grid regulation scenarios, traditional monitoring systems rely on a single data source and cannot fully reflect the real-time status of the power grid, resulting in delayed fault detection and response. …”
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2625
Implementation of automation tools for test analysis in the Radiotherapy Quality Assurance Programs
Published 2025-08-01“…The increasing complexity of techniques used in radiotherapy demands a quality assurance program that evolves to ensure efficient quality control of equipment and associated devices. …”
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2626
Hybrid subnet-based node failure recovery formal procedure in wireless sensor and actor networks
Published 2017-04-01“…In this article, an efficient, localized, hybrid failure detection and recovery algorithm is proposed which assumes planned deployment of nodes. …”
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2627
Laser-cooled ^{137}BaF molecules for measuring nuclear-spin-dependent parity violation
Published 2025-05-01“…Our results pave the way for efficient state preparation, detection, and cooling in precision measurements using this species and other similar species.…”
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2628
Absolute quantification of Neuron-specific enolase based on surface plasmon resonance
Published 2025-01-01“…However, traditional methods suffer from various disadvantages, including instability, complexity, time-consuming operations, and the necessity for standards. …”
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2629
Quantitative and Qualitative Evaluation of Microplastic Contamination of Shrimp Using Visible Near-Infrared Multispectral Imaging Technology Combined with Supervised Self-Organizin...
Published 2025-07-01“…However, accurately detecting and characterizing MPs in biological samples remains a challenge due to the complexity of biological matrices and analytical limitations. …”
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2630
Federated learning-based fault location and identification in hybrid AC/DC distribution systems considering bidirectional power flow
Published 2025-08-01“…However, these systems present complex challenges for fault detection and localization due to the diversity of AC and DC fault characteristics and their intricate operational behavior. …”
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2631
Application of spectral characteristics of electrocardiogram signals in sleep apnea
Published 2025-07-01“…BackgroundElectrocardiogram (ECG) signals contain cardiopulmonary information that can facilitate sleep apnea detection. Traditional methods rely on extracting numerous ECG features, which is labor-intensive and computationally cumbersome.MethodsTo reduce feature complexity and enhance detection accuracy, we propose a spectral feature-based approach using single-lead ECG signals. …”
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2632
Retrospective study on NIPT or NIPT plus combined with ultrasound in screening fetal chromosomal abnormalities
Published 2025-04-01“…False negatives were more prevalent in standard NIPT, particularly for SCA, MMS, and RAT, emphasizing its limitations for detecting complex chromosomal abnormalities. NIPT plus, when combined with ultrasound, offers significant improvements in the detection of rare chromosomal abnormalities like SCA, MMS, and RAT, while maintaining high detection rates for common trisomies. …”
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2633
Accumulation of 137Cs and 90Sr radionuclides by dominants and co-dominants of birch-pine forest communities in Northern Ukraine
Published 2024-12-01“…For 90Sr, the negative β coefficient implies that certain area types are associated with lower Sr accumulation, while for 137Cs the effect of area type may be more complex or context-dependent. …”
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2634
Advanced Cancer Classification Using AI and Pattern Recognition Techniques
Published 2024-01-01“…Accurate cancer classification is essential for early detection and effective treatment, yet the complexity of gene expression presents significant challenges. …”
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2635
Diagnosis of Localized Faults in Multistage Gearboxes: A Vibrational Approach by Means of Automatic EMD-Based Algorithm
Published 2017-01-01“…The physical meaningful modes are selected by means of a criterion based on Pearson’s coefficients and the fault detection is performed by dedicated condition indicators. …”
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2636
Rapid Determination of Trace Impurity Elements in Pure Molybdenum by Inductively Coupled Plasma-Mass Spectrometry Based on the Online-Standard-Addition Method
Published 2023-12-01“…The ratio of intensities for simultaneous sample injection to the sum intensities of A and B injection respectively was about 1.RESULTSMethodological parameters for ICP-MS method based on online-standard-addition were evaluated in terms of method detection limit (MDL), linearly dependent coefficient, precision and accuracy. …”
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2637
PAPR Reduction in DCO-OFDM Visible Light Communication Systems Using Optimized Odd and Even Sequences Combination
Published 2019-01-01“…Simulation results show that the proposed scheme can achieve comparable PAPR reduction performance with the conventional selected mapping (CSLM) scheme with random and chaotic sequences, but at a considerably low computational complexity. Moreover, the proposed blind SI detection scheme provides almost the same bit error rate (BER) performance as that of the CSLM scheme with a perfect SI detection and symmetric selected mapping for a DCO-OFDM VLC system with 1024 subcarriers and 16-QAM. …”
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2638
Applying a system dynamics approach for decision-making in software testing projects.
Published 2025-01-01“…This includes factors such as resource allocation, testing efficiency, error detection rates, and the feedback loops among these elements. …”
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2639
Spatio-Temporal Fusion of Landsat and MODIS Data for Monitoring of High-Intensity Fire Traces in Karst Landscapes: A Case Study in China
Published 2025-05-01“…This study advances fire monitoring in karst regions by significantly improving both the spatio-temporal resolution and accuracy of burn scar detection compared to conventional approaches. The framework provides a viable solution for fire impact assessment in topographically complex landscapes under cloudy conditions.…”
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2640
Rapid and sensitive electrochemical determination of flavonoids in Albanian wines using zeolite X and Prrenjasi clay as carbon paste modifiers
Published 2025-05-01“…We employed an ex-situ method to minimize interferences from complex wine matrices, focusing on catechins as flavonoids representatives. …”
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