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Modeling and joint estimation of glottal source and vocal tract filter by state-space methods
(Elsevier, 2017-08)
Accurate estimation of the glottal source from a voiced sound is a difficult blind separation problem in speech signal processing. In this work, state-space methods are investigated to enhance the joint estimation of the ...
State-Space Approach to Structural Representation of Perturbed Pitch Period Sequences in Voice Signals
(Mosby-Elsevier, 2015-11)
Objectives: The aim of this study was to propose a state space-based approach to model perturbed pitch period sequences (PPSs), extracted from real sustained vowels, combining the principal features of disturbed real PPSs ...
Modeling perspective for the relevant market of voice services: mobile to mobile
(Universidad de Cuenca, 2015-12)
The markets, associated to -mobile to mobile- services of voice, in Advanced Mobile Telecommunications services in Latin America have been subject to dominant operator regulatory processes, which are necessary to attain ...
Dynamic Patterns in the Voices of a Patient Diagnosed with Borderline Personality Disorder, and the Therapist throughout Long-Term Psychotherapy
(2022)
This case study identified the subjective change in a patient diagnosed with Borderline Personality Disorder (BPD) by analyzing the dynamic patterns that emerged during discursive interaction with her therapist during a ...
Modeling perspective for the relevant market of voice services: mobile to mobileMaskana. Revista Científica
(Universidad de Cuenca, 2016)
Modelado estocástico de la fonación y señales biomédicas relacionadas. Métodos en espacio de estados aplicados al análisis estructural, al modelado de la fonación y al filtrado inverso
(2016-06-21)
The voice and related biomedical signals carry information characterizing the phonation. The accurate extraction of this information becomes beneficial in medicine and other fields. In this Thesis, new methods for modeling ...
Identification of Dynamic Patterns of Personal Positions in a Patient Diagnosed With Borderline Personality Disorder and the Therapist During Change Episodes of the Psychotherapy
(2022)
Personal positions and voices of a patient diagnosed with borderline personality disorder (BPD) and the therapist during long-term psychotherapy were studied aiming to find differences in the patterns formed in these aspects ...
Dynamic patterns in voices and the personal positions of a patient diagnosed with Borderline Personality Disorder (BPD) and the therapist in different contexts of long-term psychotherapy, and the association with the change process
(2021)
Change in subjectivity of the patients is a key aspect for achieving significant outcomes in psychotherapy. The dialogical self theory considers that the subjectivity is formed of subjective positions, and voices defining ...
Stochastic characterization of nonlinear dynamics for the automatic evaluation of voice quality
(2010)
El diagnóstico y tratamiento clínico de patologías laríngeas es en la actualidad un problema de gran interés para una rama de la investigación relacionada con el tratamiento digital del habla. El objetivo principal de la ...