Exploiting nonlinear recurrence and fractal scaling properties for voice disorder detection
Background: Voice disorders affect patients profoundly, and acoustic tools can potentially
measure voice function objectively. Disordered sustained vowels exhibit wide-ranging …
measure voice function objectively. Disordered sustained vowels exhibit wide-ranging …
Chaos engineering and its application to parallel distributed processing with chaotic neural networks
K Aihara - Proceedings of the IEEE, 2002 - ieeexplore.ieee.org
Chaotic dynamics and its possible applications are considered from the viewpoint of
engineering. Various applications, even to consumer products such as household …
engineering. Various applications, even to consumer products such as household …
Pathological assessment of patients' speech signals using nonlinear dynamical analysis
Acoustic analysis of voice features can complete the invasive observation-based methods
for the diagnosis of vocal fold pathologies. Selection of an appropriate feature extraction …
for the diagnosis of vocal fold pathologies. Selection of an appropriate feature extraction …
Photoplethysmogram at green light: Where does chaos arise from?
N Sviridova, T Zhao, K Aihara, K Nakamura… - Chaos, Solitons & …, 2018 - Elsevier
Photoplethysmography has been routinely used for health monitoring in the past decades.
Even though in daily medical practice, photoplethysmograms (PPGs) are recorded at red …
Even though in daily medical practice, photoplethysmograms (PPGs) are recorded at red …
Objective dysphonia quantification in vocal fold paralysis: comparing nonlinear with classical measures
M Little, D Costello, M Harries - Nature Precedings, 2009 - nature.com
Clinical acoustic voice recording analysis is usually performed using classical perturbation
measures including jitter, shimmer and noise-to-harmonic ratios. However, restrictive …
measures including jitter, shimmer and noise-to-harmonic ratios. However, restrictive …
Dynamical systems theory and its application in speech
P Van Lieshout - Speech motor control in normal and disordered …, 2004 - books.google.com
In our daily activities, we accomplish a great number of different, often complex tasks without
giving them much thought, while we execute them in a seemingly effortless way. We walk …
giving them much thought, while we execute them in a seemingly effortless way. We walk …
Analysis and classification of speech signals by generalized fractal dimension features
V Pitsikalis, P Maragos - Speech Communication, 2009 - Elsevier
We explore nonlinear signal processing methods inspired by dynamical systems and fractal
theory in order to analyze and characterize speech sounds. A speech signal is at first …
theory in order to analyze and characterize speech sounds. A speech signal is at first …
[PDF][PDF] Chaos and its applications
K Aihara - Procedia Iutam, 2012 - core.ac.uk
Chaos and Its Applications Page 1 Procedia IUTAM 5 ( 2012 ) 199 – 203 1877-7058 © 2012
Published by Elsevier Ltd. Selection and/or Peer-review under responsibility of Takashi Hikihara …
Published by Elsevier Ltd. Selection and/or Peer-review under responsibility of Takashi Hikihara …
Detecting temporal and spatial correlations in pseudoperiodic time series
Recently there has been much attention devoted to exploring the complicated possibly
chaotic dynamics in pseudoperiodic time series. Two methods [Zhang, Phys. Rev. E 73 …
chaotic dynamics in pseudoperiodic time series. Two methods [Zhang, Phys. Rev. E 73 …
Vowel selection and its effects on perturbation and nonlinear dynamic measures
Objective: Acoustic analysis of voice is typically conducted on recordings of sustained vowel
phonation. This study applied perturbation and nonlinear dynamic analyses to the …
phonation. This study applied perturbation and nonlinear dynamic analyses to the …