Feature extraction of partial discharge signals using the wavelet packet transform and classification with a probabilistic neural network
D Evagorou, A Kyprianou, PL Lewin, A Stavrou… - … Science, Measurement & …, 2010 - IET
Partial discharge (PD) classification in power cable accessories and high voltage equipment
in general is essential in evaluating the severity of the damage in the insulation. In this …
in general is essential in evaluating the severity of the damage in the insulation. In this …
Extraction of adaptive wavelet packet filter‐bank‐based acoustic feature for speech emotion recognition
Y Huang, A Wu, G Zhang, Y Li - IET Signal Processing, 2015 - Wiley Online Library
In this paper, a wavelet packet (WP)‐based acoustic feature extraction approach is
proposed for automatic speech emotion recognition (SER). First, the issue of optimising the …
proposed for automatic speech emotion recognition (SER). First, the issue of optimising the …
Analysis and design of wavelet-packet cepstral coefficients for automatic speech recognition
This work proposes using Wavelet-Packet Cepstral coefficients (WPPCs) as an alternative
way to do filter-bank energy-based feature extraction (FE) for automatic speech recognition …
way to do filter-bank energy-based feature extraction (FE) for automatic speech recognition …
Complex SAR image compression based on directional lifting wavelet transform with high clustering capability
X Hou, J Yang, G Jiang, X Qian - IEEE transactions on …, 2012 - ieeexplore.ieee.org
We propose two synthetic aperture radar (SAR) complex image compression schemes
based on DLWT_IQ and DLWT_FFT. DLWT_IQ encodes the real parts and imaginary parts …
based on DLWT_IQ and DLWT_FFT. DLWT_IQ encodes the real parts and imaginary parts …
Wavelet shrinkage: unification of basic thresholding functions and thresholds
This work addresses the unification of some basic functions and thresholds used in non-
parametric estimation of signals by shrinkage in the wavelet domain. The soft and hard …
parametric estimation of signals by shrinkage in the wavelet domain. The soft and hard …
Wavelet packets of nonstationary random processes: Contributing factors for stationarity and decorrelation
AM Atto, Y Berthoumieu - IEEE Transactions on Information …, 2011 - ieeexplore.ieee.org
The paper addresses the analysis and interpretation of second order random processes by
using the wavelet packet transform. It is shown that statistical properties of the wavelet …
using the wavelet packet transform. It is shown that statistical properties of the wavelet …
Wavelet packets of fractional brownian motion: Asymptotic analysis and spectrum estimation
This paper provides asymptotic properties of the autocorrelation functions of the wavelet
packet coefficients of a fractional Brownian motion. It also discusses the convergence speed …
packet coefficients of a fractional Brownian motion. It also discusses the convergence speed …
Central limit theorems for wavelet packet decompositions of stationary random processes
AM Atto, D Pastor - IEEE Transactions on Signal Processing, 2009 - ieeexplore.ieee.org
This paper provides central limit theorems for the wavelet packet decomposition of stationary
band-limited random processes. The asymptotic analysis is performed for the sequences of …
band-limited random processes. The asymptotic analysis is performed for the sequences of …
On the time-frequency localization of the wavelet signals, with application to orthogonal modulations
M Oltean, A Isar - … Symposium on Signals, Circuits and Systems, 2009 - ieeexplore.ieee.org
Orthogonal modulations are powerful techniques for digital data transmission, very well
suited to radio channels. They use orthogonal basis, whose elements will be the …
suited to radio channels. They use orthogonal basis, whose elements will be the …
Research on the weld position detection method for sandwich structures from Face-Panel side based on backscattered X-ray
Web-core sandwich panels are a typical lightweight structure utilized in a variety of fields,
such as naval, aviation, aerospace, etc. Welding is considered as an effective process to join …
such as naval, aviation, aerospace, etc. Welding is considered as an effective process to join …