Showing 141 - 160 results of 610 for search '"wavelet"', query time: 0.05s Refine Results
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    Vibration Signal Analysis of Water Seal Blasting Based on Wavelet Threshold Denoising and HHT Transformation by Jiang-chao Liu, Wen-xue Gao

    Published 2020-01-01
    “…The results show that the wavelet threshold method can effectively eliminate high-frequency noise in the blasting vibration signals and retain information carried by the vibration signal itself. …”
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    Article
  3. 143
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    On the development of diagnostic support algorithms based on CPET biosignals data via machine learning and wavelets by Rafael F. Pinheiro, Rui Fonseca-Pinto

    Published 2025-01-01
    “…For binary classification tasks, the SVM with a polynomial kernel and 5-level wavelet transform (SVM-POL-BW5) outperformed similar methods described in the literature. …”
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    Article
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    The Application of Orthogonal Wavelet Transformation: Support Vector Data Description in Evaluating the Performance and Health of Bearings by Weipeng Li, Yan Cao, Lijuan Li, Siyu Hou

    Published 2022-01-01
    “…In this paper, an orthogonal wavelet transformation-support vector data description (OWTSVDD) is proposed to evaluate the performance of bearings, where the peak-to-peak value of detail signal is extracted through orthogonal wavelet transformation as the set of test samples, thus solving the distance Rz from the set of test samples to the center of the sphere. …”
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    Article
  9. 149

    Wave Motion Analysis in Plane via Hermitian Cubic Spline Wavelet Finite Element Method by Xiaofeng Xue, Xinhai Wang, Zhen Wang, Wei Xue

    Published 2020-01-01
    “…A plane Hermitian wavelet finite element method is presented in this paper. …”
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    Article
  10. 150

    An Automated Approach for Epilepsy Detection Based on Tunable Q-Wavelet and Firefly Feature Selection Algorithm by Ahmed I. Sharaf, Mohamed Abu El-Soud, Ibrahim M. El-Henawy

    Published 2018-01-01
    “…The first perspectives consider the EEG signal as a nonlinear time series. A tunable Q-wavelet is applied to decompose the signal into smaller segments called subbands. …”
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    Article
  11. 151

    A New Solution for the Director Relaxation Problem in Twisted Nematic Film Based on Wavelet Analysis by Aleksey Kudreyko, Nail Migranov

    Published 2011-01-01
    “…The present research considers and explains the application of the Haar wavelets as basis functions in solution of the propagation of perturbations in low-dimensional anisotropic media. …”
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    A New Wavelet Method for Solving a Class of Nonlinear Volterra-Fredholm Integral Equations by Xiaomin Wang

    Published 2014-01-01
    “…A new approach, Coiflet-type wavelet Galerkin method, is proposed for numerically solving the Volterra-Fredholm integral equations. …”
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  14. 154
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    Rolling-Element Bearing Fault Data Automatic Clustering Based on Wavelet and Deep Neural Network by Yanli Yang, Peiying Fu

    Published 2018-01-01
    “…A method based on wavelet and deep neural network for rolling-element bearing fault data automatic clustering is proposed. …”
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    Article
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    Pyramidal Watershed Segmentation Algorithm for High-Resolution Remote Sensing Images Using Discrete Wavelet Transforms by K. Parvathi, B. S. Prakasa Rao, M. Mariya Das, T. V. Rao

    Published 2009-01-01
    “…In this paper, an efficient segmentation method for high-resolution remote sensing image analysis is presented. Wavelet analysis is one of the most popular techniques that can be used to detect local intensity variation and hence the wavelet transformation is used to analyze the image. …”
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    Article
  18. 158

    Numerical Solutions for the Eighth-Order Initial and Boundary Value Problems Using the Second Kind Chebyshev Wavelets by Xiaoyong Xu, Fengying Zhou

    Published 2015-01-01
    “…A collocation method based on the second kind Chebyshev wavelets is proposed for the numerical solution of eighth-order two-point boundary value problems (BVPs) and initial value problems (IVPs) in ordinary differential equations. …”
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