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Suggested Topics within your search.
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2001
The history of the development of ideas about the causes, methods of diagnosis and treatment of ischemic stroke from the ancient world to modern times
Published 2025-06-01“…The ideas about the mechanisms of stroke development have changed over the centuries, being influenced not only by the level of technology, but also by the scientific and philosophical thought of the corresponding era.Objective of the study: to analyze the evolution of ideas about the causes, methods of diagnosis and treatment of ischemic stroke from the Ancient World to the present day.Materials and Methods. …”
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2002
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2003
Hadamard defense mechanisms for rice grain image privacy
Published 2025-07-01“…The method is evaluated using metrics such as pixel-wise difference, entropy, histogram analysis, radar charts (PSNR/SSIM), and featural integrity, and compared with benchmark techniques. …”
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2004
A systematic literature review on the use of multicriteria decision making methods for small and medium-sized enterprises innovation assessment
Published 2025-07-01“…It also shows a preference for fuzzy tools and the combination of different MCDM methods. This article provides an updated diagnosis on the use of multiple criteria in the innovation assessment in SMEs, providing a basis for future research and applications in this field.…”
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2005
Investigation of Multi-Output Single-Switch Forward Converter in Terms of Cross-Regulation Using Weighted Control Method
Published 2025-01-01“…In a single-switch forward converter, which is a type of single-input multiple-output (SIMO) DC–DC converter, voltage changes are observed at the outputs due to the current passing through the diodes, the difficulty of winding the transformer in full and half windings, differences in resistance in the windings, the presence of leakage inductance and the existence of common inductance between the windings. …”
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2006
A Line Feature-Based Rotation Invariant Method for Pre- and Post-Damage Remote Sensing Image Registration
Published 2025-01-01“…Finally, we cross-pair the midpoints and endpoints of the matched line segments to improve the accuracy of subsequent affine transformation parameter calculations. In remote sensing images with large background and regional differences, the average registration precision of our method is close to 100%, and the root mean square error is about 1 pixel. …”
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2007
Method of continuous generation grinding tooth surface modification based on electronic gearbox superimposed high-order motion
Published 2025-08-01“…A continuous generation grinding gear surface modification method was proposed based on the combination of electronic gearbox and high-order polynomial interpolation to address this issue.MethodsFirstly, the involute gear surface of the standard cylindrical helical gear was used to model the worm wheel gear surface through coordinate transformation. …”
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2008
A Design of an Engine Speed Measurement System Based on Cigarette Lighter Signal Analysis in Vehicles
Published 2025-05-01“…The system employs a hybrid algorithm combining Fast Fourier Transform (FFT) and phase difference compensation to estimate the coarse frequency in the 1-second FFT analysis via sinusoidal least squares fitting and phase difference calculation. …”
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2009
Geolocation error compensation method for geocoded SAR images using pixel-offset series without control points
Published 2025-08-01“…The offsets between the SAR images were transformed into the offsets relative to a reference image with high-precision geolocation. …”
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2010
Development of a Semiautomatic Parametric Method for Creation of an I-BIM Model of a Tunnel for Use in FEM Software
Published 2021-01-01“…This paper focuses on the design phase of I-BIM tunnelling projects using Sequential Excavation Method (SEM), in Europe, commonly referred to as the New Austrian Tunnelling Method (NATM), and addresses the problem of coupling geotechnical conditions and tunnelling Building Information Model (BIM) for the preparation of the computational model suitable for the finite element analysis method (FEM). …”
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2011
Intersecting factors of disadvantage and discrimination and their effect on daily life during the coronavirus pandemic: the CICADA-ME mixed-methods study
Published 2025-02-01“…Methods We used a transformative, convergent parallel mixed-methods design integrating three strands – quantitative, qualitative and a secondary data strand – across three phases over 18 months, to answer the study objectives. …”
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2012
Improving protection reliability of series‐compensated transmission lines by a fault detection method through an ML‐based model
Published 2024-11-01“…Moreover, to make the proposed method harmonics‐robust and improve the correlation interpretation between the features for the Bi‐LSTM model, the 3‐phase raw measurement signals are passed through a discrete Fourier transform (DFT) which extracts their fundamental frequency component magnitudes and angles. …”
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2013
Time-division prediction method for peak power of distributed new energy access power grid based on ARIMA–RBF
Published 2025-05-01“…Historical power data are selected using a similar-day method and segmented into different periods using the Fisher optimal division method. …”
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2014
Whole Exome Sequencing Study Identifies Distinct Characteristics of Transformed Small Cell Lung Cancer With EGFR Mutation Compared to De Novo Small Cell and Primary Non‐Small Cell...
Published 2025-04-01“…Methods In this study, we collected tissue from 5 primary LUAD before SCLC transformation, 12 transformed SCLC after EGFR tyrosine kinase inhibitor (TKI) treatment, and 18 de novo SCLC from lung cancer patients treated at Beijing Chest Hospital, Capital Medical University from January 2015 to December 2021. …”
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2015
A Method of Data Collection and Processing for Urban Rail Transit Intelligent Operation and Maintenance Based on Kafka and JavaScript
Published 2023-08-01“…There is also a lack of correlation among data, and the timeliness is poor. In order to transform the operation and maintenance data of various professions in urban rail signal system into standardized information resources with a universal format and good readability, and provide a foundation for subsequent data analysis and information fusion, the paper proposes a method using Kafka data collection and JS script data processing. …”
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2016
Comparison of statistical methods for the analysis of patient-reported outcomes (PROs), particularly the Short-Form 36 (SF-36), in randomised controlled trials (RCTs) using standar...
Published 2025-04-01“…Transformed scale-based methods (OL, OP, BB, BLN, Frac, and BR) shared a similar pattern, except that OL generated higher absolute coefficients and BLN produced higher SESs than other methods. …”
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2017
Reflecting on arts-based participatory research: considerations for more equitable transdisciplinary collaborations
Published 2024-12-01“…Centralizing the use of arts-based methods in the form of storytelling and photography, we consider some key lessons emerging from this transdisciplinary research for transformative ocean governance. …”
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2018
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2019
Fault Diagnosis Method for Vacuum Contactor Based on Time-Frequency Graph Optimization Technique and ShuffleNetV2
Published 2024-09-01“…This paper presents a fault diagnosis method for a vacuum contactor using the generalized Stockwell transform (GST) of vibration signals. …”
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2020
Evaluation of Nanohydroxyapatite Powder Synthesized by Sol-gel Combustion Method and Bio Oss on Reconstruction of Parietal Bone Defects in Rat
Published 2013-04-01“…The nanoparticles were studied by the TG/DTA, XRD, FT-IR, SEM and TEM techniques. XRD. Fourier transform infrared spectroscopy (FT-IR) was used to identify different bond groups in the structure of the samples. …”
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