Spanish Speech Recognition Oriented to a Wheelchair Control

This paper presents a computer application that recognizes Spanish voice command for a speaker independent closed vocabulary. The Spanish language model adopted is the one provided for Microsoft® SAPI (Speech Application Program Interface). This language model was limited to recognize only the gramm...

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Autores:
Tipo de recurso:
Fecha de publicación:
2016
Institución:
Universidad Industrial de Santander
Repositorio:
Repositorio UIS
Idioma:
spa
OAI Identifier:
oai:noesis.uis.edu.co:20.500.14071/8317
Acceso en línea:
https://revistas.uis.edu.co/index.php/revistauisingenierias/article/view/35-48
https://noesis.uis.edu.co/handle/20.500.14071/8317
Palabra clave:
closed vocabulary
environmental noise
language model
speech recognition
Microsoft SAPI
Microsoft SAPI
modelo de lenguaje
reconocimiento de voz
ruido ambiental
vocabulario cerrado
Rights
openAccess
License
Attribution-NonCommercial 4.0 International (CC BY-NC 4.0)
Description
Summary:This paper presents a computer application that recognizes Spanish voice command for a speaker independent closed vocabulary. The Spanish language model adopted is the one provided for Microsoft® SAPI (Speech Application Program Interface). This language model was limited to recognize only the grammar related with the functionalities that the user of the automated wheelchair studied by the Automatica research group of the Universidad Autónoma de Manizales can handle. The testing for measure the recognition system performance was implemented discriminately by gender and was developed in three environments with noise level ranges differentiated according the current Colombian legislation about maximum permissible ambient noise levels. It is highlighted that the recognition obtained is speaker independent without requiring the extensive previous training that with other tools should be done.