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1.
Sud Med Ekspert ; 63(1): 24-30, 2020.
Artigo em Russo | MEDLINE | ID: mdl-32040084

RESUMO

The significance of phonetically representative texts in the study of the individuality of voice and speech of speakers in the analysis of the acoustic parameters of the timbre of the voice from experimental speech phonograms in order to search for signs that individualize the speaker's personality is considered. The results of the study of the most common texts from the position of phonetic representativeness and balance, the naturalness of the functioning of the speech apparatus and the temporary load on it in the process of voicing texts are presented. To implement the planned scientific research on the analysis of the acoustic parameters of the voice timbre, a corpus of phonetically representative texts has been compiled, consisting of well-known lexical materials and a special text including phonetic units missing in the original material.


Assuntos
Fonética , Fala , Voz , Acústica , Acústica da Fala
2.
Sud Med Ekspert ; 60(4): 25-28, 2017.
Artigo em Russo | MEDLINE | ID: mdl-28766525

RESUMO

The objective of the present study was the formulation of the theoretical premises on which to base the approaches to the overcoming of the limitations not infrequently imposed on the sound records of the speech material of interest. The secondary objective was the development of the methods for this purpose. We analyzed the literature sources, the methodological instructive regulations, and the results of medical criminalistics investigations. The study has demonstrated that the spectral analysis of the speech materials provides a reliable tool for overcoming the incomplete (by force of different causes) compatibility between the initial phonograms and those under consideration for the purpose of forensic medical expertise with a view to the identification of personality of the speaker.


Assuntos
Identificação Biométrica/métodos , Fonética , Acústica da Fala , Medida da Produção da Fala/métodos , Qualidade da Voz , Medicina Legal/métodos , Humanos , Espectrografia do Som/métodos
3.
Sud Med Ekspert ; 59(6): 38-40, 2016.
Artigo em Russo | MEDLINE | ID: mdl-27981964

RESUMO

The objective of the present work was the search for the theoretical foundations and the approaches to the assessment of the methodological basis for the application of the spectral analysis to the investigation of the functional-dynamic complexes (FDC) of oral speech skills for the medical criminalistic identification of the speaker. The study included the analysis of the relevant literature publications, methodological proposals of the authors of the present article, and the results of their medical criminalistics investigations and laboratory experiments. The results of the study give evidence that the spectral analysis provides an acceptable tool for distinguishing the stable identification signs of a given acoustic group that characterize the functional-dynamic complexes of oral speech skills skills for the medical criminalistic identification of the speaker.

4.
Sud Med Ekspert ; 59(5): 36-38, 2016.
Artigo em Russo | MEDLINE | ID: mdl-27763590

RESUMO

The objective of the present article is to discuss the theoretical foundations and the methodological basis for the use of the apparatus of spectral analysis for the purpose of medico-criminalistic personality identification from the characteristics of the subject's voice and sounding speech. The article is based on the review of the literature sources and the methodological approaches developed by the author.

5.
Sud Med Ekspert ; 59(2): 24-26, 2016.
Artigo em Russo | MEDLINE | ID: mdl-27070035

RESUMO

This article was designed to discuss the theoretical foundations and methodological basis of the auditory component of the comprehensive medico-criminalistic study aimed at the identification of the speaker from his (her) voice and speech. The article is based on the literature data and the materials of forensic and criminalistic examination carried out by the author.


Assuntos
Medicina Legal/métodos , Fonação/fisiologia , Medida da Produção da Fala/métodos , Qualidade da Voz/fisiologia , Humanos , Fonética , Acústica da Fala , Inteligibilidade da Fala
6.
Sud Med Ekspert ; 58(3): 40-43, 2015.
Artigo em Russo | MEDLINE | ID: mdl-26245103

RESUMO

The objective of the present publication was to discuss the possibility of application of cybernetic modeling methods to overcome the apparent discrepancy between two kinds of the speech records, viz. initial ones (e.g. obtained in the course of special investigation activities) and the voice prints obtained from the persons subjected to the criminalistic examination. The paper is based on the literature sources and the materials of original criminalistics expertises performed by the authors.


Assuntos
Cibernética/métodos , Medicina Legal/métodos , Fonética , Acústica da Fala , Medida da Produção da Fala , Qualidade da Voz/fisiologia , Prova Pericial/métodos , Humanos , Medida da Produção da Fala/instrumentação , Medida da Produção da Fala/métodos
7.
Sud Med Ekspert ; 57(1): 26-9, 2014.
Artigo em Russo | MEDLINE | ID: mdl-25275181

RESUMO

The objective of the present study was to elucidate the relationship between the spectral speech characteristics and the biometric parameters of the speaker's vocal tract. The secondary objective was to consider the theoretical basis behind the medico-criminalistic personality identification from the biometric parameters of the speaker's vocal tract. The article is based on the results of real forensic medical investigations and the literature data.


Assuntos
Identificação Biométrica/métodos , Medicina Legal/métodos , Acústica da Fala , Qualidade da Voz , Prova Pericial , Humanos , Modelos Teóricos , Fonética , Análise Espectral
8.
Sud Med Ekspert ; 56(1): 24-6, 2013.
Artigo em Russo | MEDLINE | ID: mdl-23789408

RESUMO

The objective of this work was to analyse the functional dynamic complex (FDC) of verbal skills and to substantiate the possibility of using such complexes for personality identification of the speaker. The problems of formation, manifestations, and stability of verbal skill FDCs as well as their role as a source of medico-criminalistic information are discussed. This report is based on the review of the literature publications and materials of practical forensic medical investigations.


Assuntos
Identificação Biométrica/métodos , Fonética , Vocabulário , Qualidade da Voz , Prova Pericial/métodos , Medicina Legal/métodos , Humanos , Acústica da Fala
9.
Sud Med Ekspert ; 55(6): 20-4, 2012.
Artigo em Russo | MEDLINE | ID: mdl-23405464

RESUMO

The objective of this article is to discuss the manifestations and stability of the identification features associated with physiological characteristics of the human vocal apparatus. The discussion is based on the literature data and the results of real forensic medical expertise.


Assuntos
Identificação Biométrica/métodos , Medicina Legal/métodos , Acústica da Fala , Qualidade da Voz , Prova Pericial , Humanos , Fonética , Reprodutibilidade dos Testes
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