Analysis of the multifractal nature of speech signals

DC González, L Luan Ling, F Violaro - Progress in Pattern Recognition …, 2012 - Springer
Frame duration is an essential parameter to ensure correct application of multifractal signal
processing. This paper aims to identify the multifractal nature of speech signals through …

Multifractal processing of speech signals

AZR Langi, K Soemintapura… - Proceedings of ICICS …, 1997 - ieeexplore.ieee.org
This paper describes a novel framework in processing speech signals using multifractality
concepts, and shows that multifractality could be a new fundamental tool for speech …

Multifractal characterization of texts for pattern recognition: on the complexity of morphological structures in modern and ancient languages

E De Santis, G De Santis, A Rizzi - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
The study of languages' structure and their organization in a set of well-defined relation
schemes is a delicate matter. In the last decades, the convergence of traditional conflicting …

Bayesian estimation for the multifractality parameter

H Wendt, N Dobigeon, JY Tourneret… - 2013 IEEE International …, 2013 - ieeexplore.ieee.org
Multifractal analysis has matured into a widely used signal and image processing tool. Due
to the statistical nature of multifractal processes (strongly non-Gaussian and intricate …

[PDF][PDF] Mathematical tools for multifractal signal processing

S Jaffard - NATO ASI SERIES F COMPUTER AND SYSTEMS …, 1999 - prometheus-us.com
Large classes of signals exhibit a very irregular behavior. In the most complicated situations
this irregular behavior may follow different regimes, and can switch from one regime to …

Impact of data quantization on empirical multifractal analysis

H Wendt, SG Roux, P Abry - 2007 IEEE International …, 2007 - ieeexplore.ieee.org
Multifractal analysis is nowadays commonly used in real-life data analyses and involved in
standard signal processing tasks such as detection, identification or classification. In a …

Wavelet leader multifractal analysis of period and amplitude sequences from sustained vowels

RF Leonarduzzi, GA Alzamendi, G Schlotthauer… - Speech …, 2015 - Elsevier
Irregularities in the amplitude and period are characteristic of both normal and pathological
sustained vowels; they are a product of perturbations inherent in the phonation process …

Wavelet leader based multifractal analysis

B Lashermes, S Jaffard, P Abry - Proceedings.(ICASSP'05) …, 2005 - ieeexplore.ieee.org
We introduce a new multifractal formalism based on wavelet leaders and study its
properties. Comparing it against previously formulated wavelet coefficient based multifractal …

Extending multifractal analysis to negative regularity: p-exponents and p-leaders

R Leonarduzzi, H Wendt, S Jaffard… - … , Speech and Signal …, 2014 - ieeexplore.ieee.org
Scale invariance is a widely used concept to analyze real-world data from many different
applications and multifractal analysis has become the standard corresponding signal …

Multidimensional models for methodological validation in multifractal analysis

R Lopes, P Dubois, I Bhouri, P Puech… - 2007 29th Annual …, 2007 - ieeexplore.ieee.org
Multidimensional Models for Methodological Validation in Multifractal Analysis Page 1 Abstract:
Multifractal analysis is known as a useful tool in signal analysis. However methods are often …