Articles with "wavelet transformation" as a keyword



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Ensemble of classifiers and wavelet transformation for improved recognition of Fuhrman grading in clear-cell renal carcinoma

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Published in 2017 at "Biocybernetics and Biomedical Engineering"

DOI: 10.1016/j.bbe.2017.04.005

Abstract: Abstract The paper presents an improved system to recognition of Fuhrman grading in clear-cell renal carcinoma using an ensemble of classifiers. The novelty of solution includes the segmentation applying wavelet transformation in preprocessing stage, application… read more here.

Keywords: wavelet transformation; recognition fuhrman; fuhrman grading; ensemble classifiers ... See more keywords
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Determination of electrochemical impedance of lithium ion battery from time series data by wavelet transformation -Uncertainty of resolutions in time and frequency domains-

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Published in 2020 at "Electrochimica Acta"

DOI: 10.1016/j.electacta.2019.135462

Abstract: Abstract This paper presents theory and method of impedance determination by the wavelet transformation. The complex Morlet mother wavelet (CMMW), which is a product of sinusoidal wave and Gaussian time-window, was used to calculate the… read more here.

Keywords: time series; frequency; time; wavelet transformation ... See more keywords
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Uncertainty quantification framework for wavelet transformation of noise-contaminated signals

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Published in 2019 at "Measurement"

DOI: 10.1016/j.measurement.2019.01.049

Abstract: Abstract Wavelet Transform (WT) is one of the most important signal processing methods that is being widely used in structural health monitoring (SHM). The primary advantage of WT over other signal processing techniques is the… read more here.

Keywords: wavelet; wavelet transformation; uncertainty; uncertainty quantification ... See more keywords
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A novel 3D entangled wavelet transformation and its properties

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Published in 2019 at "Journal of Mathematical Physics"

DOI: 10.1063/1.5102060

Abstract: Based on the quantum mechanics representation, we propose a novel 3D entangled wavelet transformation. This kind of three entangled state representation can be generated theoretically by using a two-cascaded beam splitter, which has the completeness… read more here.

Keywords: transformation properties; entangled wavelet; novel entangled; wavelet transformation ... See more keywords
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Wavelet Transformation-Based Fuzzy Reflex Control for Prosthetic Hands to Prevent Slip

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Published in 2017 at "IEEE Transactions on Industrial Electronics"

DOI: 10.1109/tie.2016.2643603

Abstract: A wavelet transformation-based fuzzy reflex control method is proposed to prevent slip and maintain stable grasping posture for prosthetic hands. A key component of the control method is that the response time from slip detection… read more here.

Keywords: slip; control; reflex control; wavelet transformation ... See more keywords
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Inter-turn fault stability enrichment and diagnostic analysis of power system network using wavelet transformation-based sample data control and fuzzy logic controller

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Published in 2021 at "Transactions of the Institute of Measurement and Control"

DOI: 10.1177/01423312211007006

Abstract: In this paper, performance analysis of power system network is carried out by injecting the inter-turn fault at the power transformer. The injection of inter-turn fault generates the inrush current in the network. The power… read more here.

Keywords: fault; logic controller; sample data; transformation ... See more keywords
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Wavelet transformation can enhance computed tomography texture features: a multicenter radiomics study for grade assessment of COVID-19 pulmonary lesions

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Published in 2022 at "Quantitative Imaging in Medicine and Surgery"

DOI: 10.21037/qims-22-252

Abstract: Background This study set out to develop a computed tomography (CT)-based wavelet transforming radiomics approach for grading pulmonary lesions caused by COVID-19 and to validate it using real-world data. Methods This retrospective study analyzed 111… read more here.

Keywords: texture features; wavelet transformation; pulmonary lesions;
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A hybrid double-density dual-tree discrete wavelet transformation and marginal Fisher analysis for scoring sleep stages from unprocessed single-channel electroencephalogram.

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Published in 2020 at "Quantitative imaging in medicine and surgery"

DOI: 10.21037/qims.2020.02.01

Abstract: Background We demonstrate an innovative approach of automated sleep recording formed on the electroencephalogram (EEG) with one channel. Methods In this study, double-density dual-tree discrete wavelet transformation (DDDTDWT) was used for decomposing the image, and… read more here.

Keywords: density dual; tree discrete; wavelet transformation; discrete wavelet ... See more keywords
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Optimal Control for Parabolic Uncertain System Based on Wavelet Transformation

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Published in 2022 at "Axioms"

DOI: 10.3390/axioms11090453

Abstract: In this paper, we study a new type of optimal control problem subject to a parabolic uncertain partial differential equation where the expected value criterion is adopted in the objective function. The basic idea of… read more here.

Keywords: problem; control; parabolic uncertain; wavelet transformation ... See more keywords