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481
ANALYSIS OF ACOUSTIC PATH TRANSMISSION FACTOR FOR ANGULAR VELOCITY SENSOR
Published 2019-02-01“…Thus, it is necessary to conduct a complex of simulation and experiments to analyze the acoustic path transmission coefficient of the angular velocity sensor. …”
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482
Future Site Suitability for Urban Waste Management in English Bazar and Old Malda Municipalities, West Bengal: A Geospatial and Machine Learning Approach
Published 2024-10-01“…The overall accuracy and Kappa coefficient indicated that the AHP method (overall capacity of 83.83% and Kappa coefficient of 0.7894) was slightly better than the RF model (overall capacity of 80.61% and Kappa coefficient of 0.7474) for site suitability analysis. …”
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483
SLGMA-UNet: Comprehensive Feature Aggregation With Context-Sensitive Attention for Medical Image Segmentation
Published 2025-01-01“…Experiments conducted on five medical datasets, including ISIC2017, ISIC2018, CVC-ClinicDB, Kvasir-SEG, and GLAS, demonstrate that SLGMA-UNet outperforms existing models, achieving accuracy improvements of 4.2-7.8% (mean Intersection over Union, mIoU) and 3.6-6.4% (Dice Similarity Coefficient, DSC), along with enhanced edge detection and reduced errors in complex cases. …”
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484
Pregabalin and Tranexamic Acid Evaluation by Two Simple and Sensitive Spectrophotometric Methods
Published 2015-01-01“…The method was linear over the concentration range of 0.02–200 µgmL−1 with correlation coefficient of more than 0.9990 in all of the cases. …”
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485
MA-DenseUNet: A Skin Lesion Segmentation Method Based on Multi-Scale Attention and Bidirectional LSTM
Published 2025-06-01“…Skin diseases are common medical conditions, and early detection significantly contributes to improved cure rates. …”
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486
Floor Failure Evolution Mechanism for a Fully Mechanized Longwall Mining Face above a Confined Aquifer
Published 2019-01-01“…To analyze the main factors affecting floor failure and the evolution of such failures, this study considered the LW2703 working face of the Chengjiao Coal Mine in China, which is characterized by a large buried depth, complex fault structure, and high pressure from a confined aquifer. …”
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487
New Methodology Colorimetric-SFI Analysis for the Determination of Doxycycline Hyclate in Pharmaceutical Preparations
Published 2025-04-01“…The adopted method depended on forming a purplish violet colour complex for the doxycycline hyclate-ammonium chloroaurate reagent in an alkali medium, which a homemade SFI Analyzer measured. …”
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488
Development of Indirect Spectrophotometric Method for the Estimation of Oxymetazoline Hydrochloride as Pure Formand in its Pharmaceutical Preparations
Published 2024-12-01“…The liberated cerium ion Ce(III) was then treated with arsenazo III reagent to form a colored complex with maximum absorption at 652 nm. The linearity of the standard calibration curve follows Beer's law in the concentration range of 1.25 to 12.5 μg/mL of oxymetazoline hydrochloride with a correlation coefficient of 0.9993 and molar absorptivity of 2.25×104 L.mol-1.cm-1. …”
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489
The Extraction of <i>Torreya grandis</i> Growing Areas Using a Spatial–Spectral Fused Attention Network and Multitemporal Sentinel-2 Images: A Case Study of the Kuaiji Mountain Reg...
Published 2025-04-01“…However, extracting forest-growing areas remains challenging due to the limited spatial and temporal resolution of remote sensing data and the insufficient classification capability of traditional algorithms for complex land cover types. This study utilized monthly Sentinel-2 imagery from 2023 to extract multitemporal spectral bands, vegetation indices, and texture features. …”
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490
Experimental Study on the Gas Flow Characteristics and Pressure Relief Gas Drainage Effect under Different Unloading Stress Paths
Published 2020-01-01“…However, the influence of unloading stress paths on gas production was complex and time dependent. The difference coefficient parameter was proposed to characterize the influence degree of unloading stress paths on the pressure relief gas drainage effect. …”
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491
Evaluation of empirical relationships in carbonates by developing a 1D mechanical earth model in an oil field in Southwestern Iran
Published 2025-06-01“…Accurate determination of rock mechanical parameters is crucial for safe and efficient drilling, production, and reservoir development in these complex formations. While numerous empirical relationships have been proposed to estimate these properties, there is no reliable way to guide the selection of suitable models in new studies. …”
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492
High-performance traffic volume prediction: An evaluation of RNN, GRU, and CNN for accuracy and computational trade-offs
Published 2024-01-01“…Predicting urban traffic volume presents significant challenges due to complex temporal dependencies and fluctuations driven by environmental and situational factors. …”
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493
Prediction of the anti-carbonation performance of concrete based on random forest – least squares support vector machine model
Published 2025-05-01“…Traditional methods for predicting the anti-carbonation performance (ACP) of concrete often lack precision and fail to account for complex interactions between influencing factors. …”
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494
Possibilities of multiparametric MRI in the differential diagnosis of histological types of cervical cancer in the preoperative period
Published 2016-09-01“…According to binary logistic regression that combines all the relevant parameters in a complex – up to 0.80 and 0.86 or 0.96 and 0.67, respectively. …”
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495
A Review of Numerical Techniques for Frictional Contact Analysis
Published 2025-01-01“…Advancements in constitutive modelling are vital for improved accuracy, along with enhanced contact detection algorithms for complex geometries and large deformations. …”
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496
Audio recognition method of belt conveyor roller fault based on convolutional neural network and linear regression
Published 2025-06-01“…The results show that the detection rate of roller fault reaches 95.79 %, and the detection accuracy reaches 95.60 %.…”
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497
Multispectral image fusion method based on edge chromatic aberration
Published 2025-07-01“…<br />Experiments show that the multispectral image fusion method based on edge color difference significantly improves the performance of road damage analysis on the self-built BUCEA-MS-Road-Damage dataset: the edge IoU in the detection task is increased to 80.1% (+1.3%), and the target detection accuracy is 92.3% (+3.6%); the accuracy and recall of the classification task are increased to 91.3% (+3.0%) and 89.8% (+3.0%) respectively; the Dice coefficient of the segmentation task is 83.3% (+3.0%). …”
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498
Research on cardiac image segmentation algorithm based on improved level set modeling
Published 2025-07-01“…However, the uneven grayscale of images and the symbolic distance function in the gradient descent method lead to issues such as computational complexity and high computational cost during segmentation. …”
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499
Development of High-performance Proton Transfer Reaction Time-of-Flight Mass Spectrometer
Published 2025-01-01“…Experimental tests showed that the system’s resolution (full width half maximum, FWHM) is better than 2 069 (for toluene), with the detection limit of 0.36 μg/m3, a linear range of 4 orders of magnitude, and a linear correlation coefficient (R2) of 0.991. …”
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500
Analysis of the Influence of Different Turbulence Models on the Prediction of Vehicle Aerodynamic Performance
Published 2025-05-01“…Overall, the study clarifies the varying applicability of turbulence models in complex flows, and offers a basis for model selection and technical support for vehicle aerodynamic optimization. …”
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