CIVIL Corpus: Voice Quality for Forensic Speaker Comparison

The most frequent way in which criminals disguise their voices implies changes in phonation types, but it is difficult to maintain them for a long time. This mechanism severely hampers identification. Currently, the CIVIL corpus comprises 60 Spanish speakers. Each subject performs three tasks: spont...

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Detalles Bibliográficos
Autores: San Segundo Fernández, Eugenia, Alves, Helena, Fernández Trinidad, Marianela
Tipo de recurso: artículo
Estado:Versión publicada
Fecha de publicación:2013
País:España
Institución:Consejo Superior de Investigaciones Científicas (CSIC)
Repositorio:DIGITAL.CSIC. Repositorio Institucional del CSIC
OAI Identifier:oai:digital.csic.es:10261/193753
Acceso en línea:http://hdl.handle.net/10261/193753
Access Level:acceso abierto
Palabra clave:Voice
Falsetto
Forensics
Creak(y)
Phonetics
Corpus
Civil
Disguise
Phonation types
Linguistic research
Descripción
Sumario:The most frequent way in which criminals disguise their voices implies changes in phonation types, but it is difficult to maintain them for a long time. This mechanism severely hampers identification. Currently, the CIVIL corpus comprises 60 Spanish speakers. Each subject performs three tasks: spontaneous conversation, carrier sentences and reading, using modal, falsetto and creak(y) phonation. Two different recording sessions, one month apart, were conducted for each speaker, who was recorded with microphone, telephone and electroglottography. This is the first (open-access) corpus of disguised voices in Spanish. Its main purpose is finding biometric traces that remain in voice despite disguise