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Scientific Reports, ISSN 2045-2322, 12/2019, Volume 9, Issue 1, pp. 1 - 16
Literature documents the impact of Parkinson’s Disease (PD) on speech but no study has analyzed in detail the importance of the distinct phonemic groups for... 
Neurodegenerative diseases | Movement disorders | Parkinson's disease
Journal Article
EURASIP Journal on Advances in Signal Processing, ISSN 1687-6172, 12/2012, Volume 2012, Issue 1, pp. 1 - 18
This research proposes a generic methodology for dimensionality reduction upon time–frequency representations applied to the classification of different types... 
Engineering | Signal, Image and Speech Processing | RECOGNITION | FEATURE-EXTRACTION | 2-DIMENSIONAL PCA | FACE REPRESENTATION | MATCHING PURSUIT | TRANSFORM | HEART MURMUR DETECTION | ENGINEERING, ELECTRICAL & ELECTRONIC | Pathology | Extrapolation | Reduction | Frequency bands | Methodology | Classification | Redundant | Representations
Journal Article
PLoS ONE, ISSN 1932-6203, 12/2017, Volume 12, Issue 12, p. e0189583
Although a large amount of acoustic indicators have already been proposed in the literature to evaluate the hypokinetic dysarthria of people with Parkinson’s... 
Basal ganglia | Laboratories | Time series | Parkinsons disease | Central nervous system diseases | Nervous system | Speech recognition | Biomarkers | Linguistics | Speech | Bioindicators | Respiration | Indicators | Speech disorders | Movement disorders | Communication
Journal Article
Entropy, ISSN 1099-4300, 2015, Volume 17, Issue 6, pp. 3595 - 3620
This paper addresses the problem of measuring complexity from embedded attractors as a way to characterize changes in the dynamical behavior of different types... 
Complexity analysis | Entropy measures | Principal curve | Hidden Markov models | SYSTEM | LYAPUNOV EXPONENTS | PHYSICS, MULTIDISCIPLINARY | complexity analysis | entropy measures | SIGNAL ANALYSIS | NOISE | MEAN SHIFT | hidden Markov models | principal curve | APPROXIMATE ENTROPY | TIME-SERIES | SAMPLE ENTROPY | Algorithms | Markov models | Trajectories | Entropy | Fuzzy | Dynamical systems | Estimators | Complexity
Journal Article
Biomedical Signal Processing and Control, ISSN 1746-8094, 11/2014, Volume 14, Issue 1, pp. 42 - 54
•An insight into the meaning of cepstral peak prominence (CPP) is provided.•The impact of signal windowing and sampling on the cepstral peak amplitude are... 
Speech analysis | Cepstral analysis | Biomedical acoustics | ACOUSTIC MEASURES | ENGINEERING, BIOMEDICAL | PHONATION | VOICE QUALITY | RELIABILITY | SPEECH | PARAMETERS | BREATHINESS | DYSPHONIA SEVERITY | INDEX | KINEMATICS
Journal Article
Applied Soft Computing Journal, ISSN 1568-4946, 01/2018, Volume 62, pp. 649 - 666
[Display omitted] •State-of-the-art speaker recognition schemes are used to detect Parkinson's Disease.•A detailed study of the influence of the degrees of... 
GMM-UBM | iVectors | Speech | Parkinson's Disease | Speaker recognition techniques | LANGUAGE | ARTICULATION | SPOKEN | COMPUTER SCIENCE, ARTIFICIAL INTELLIGENCE | INDIVIDUALS | VOICE | COMPUTER SCIENCE, INTERDISCIPLINARY APPLICATIONS | DYSARTHRIA | FUNDAMENTAL-FREQUENCY | SPEECH RATE | ONSET | PROGRESSION | Medicine, Experimental | Medical research | Analysis | Methods | Detectors
Journal Article
Journal Article
International Journal of Engineering Education, ISSN 0949-149X, 2014, Volume 30, Issue 3, pp. 711 - 721
When used appropriately, self- and peer-assessment are very effective learning tools. In the present work, instructor formative assessment and feedback,... 
Peer assessment | Evaluation methods | Formative evaluation | Self-assessment | ENGINEERING, MULTIDISCIPLINARY | self-assessment, formative evaluation | peer assessment | EDUCATION, SCIENTIFIC DISCIPLINES | evaluation methods
Journal Article
IEEE Transactions on Audio, Speech, and Language Processing, ISSN 1558-7916, 08/2009, Volume 17, Issue 6, pp. 1186 - 1195
In this paper, we propose to quantify the quality of the recorded voice through objective nonlinear measures. Quantification of speech signal quality has been... 
Chaos | Pathology | Phase measurement | Databases | Measurement standards | Neural networks | Linear approximation | nonlinearity | Speech | disordered speech | Entropy | Mutual information | entropy | ACOUSTIC ANALYSIS | SPEECH | ENGINEERING, ELECTRICAL & ELECTRONIC | Studies | Data bases | Nonlinear dynamics | Correlation analysis | Nonlinearity | Voice
Journal Article
BioMedical Engineering Online, ISSN 1475-925X, 10/2015, Volume 14, Issue 1, p. 100
Background: The image-based analysis of the vocal folds vibration plays an important role in the diagnosis of voice disorders. The analysis is based not only... 
HSDI | Glottal gap | Segmentation | Glottis | ASYMMETRIES | Glottal Gap | MOTION | VOCAL-FOLD VIBRATIONS | ENGINEERING, BIOMEDICAL | STROBOSCOPY | Automation | Time Factors | Humans | Vocal Cords - physiology | Endoscopy | Image Processing, Computer-Assisted - methods | Phonation
Journal Article
Neurocomputing, ISSN 0925-2312, 05/2014, Volume 132, pp. 148 - 158
Nonlinear analysis tools for studying and characterizing the dynamics of physiological signals have gained popularity, mainly because tracking sudden... 
Nonlinear dynamics | Non uniform embedding | Time-delay embedding | VOICE | TIME-SERIES | PARAMETERS | WINDOW | COMPUTER SCIENCE, ARTIFICIAL INTELLIGENCE | Epilepsy | Pathology | Alterations | Dynamic tests | Tracking | Nonlinearity | Recording | Indicators | Complexity
Journal Article