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Hidden Markov Models for artificial voice production and accent modification 

Coto Jiménez, Marvin; Goddard Close, John (2016)
In this paper, we consider the problem of accent modification between Castilian Spanish and Mexican Spanish. This is an interesting application area for tasks such as the automatic dubbing of pictures and videos with ...

LSTM deep neural networks postfiltering for enhancing synthetic voices 

Coto Jiménez, Marvin; Goddard Close, John (2018)
Recent developments in speech synthesis have produced systems capable of producing speech which closely resembles natural speech, and researchers now strive to create models that more accurately mimic human voices. One ...

LSTM deep neural networks postfiltering for improving the quality of synthetic voices 

Coto Jiménez, Marvin; Goddard Close, John (2016)
Recent developments in speech synthesis have produced systems capable of providing intelligible speech, and researchers now strive to create models that more accurately mimic human voices. One such development is the ...

Improving automatic speech recognition containing additive noise using deep denoising autoencoders of lstm networks 

Coto Jiménez, Marvin; Goddard Close, John; Martínez Licona, Fabiola (2016)
Automatic speech recognition systems (ASR) suffer from performance degradation under noisy conditions. Recent work, using deep neural networks to denoise spectral input features for robust ASR, have proved to be successful. ...
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Producción artificial de habla: Síntesis de voz 

Coto Jiménez, Marvin; Goddard Close, John; Martínez Licona, Fabiola (2015)
A finales de la década de los 80, el estadounidense Raymond Kurzweil, inventor del primer sistema comercial que es capaz de tomar texto de un libro y pronunciarlo mediante habla artificial, escribió la obra “La era de las ...

Speech synthesis based on Hidden Markov Models and deep learning 

Coto Jiménez, Marvin; Goddard Close, John (2016)
Speech synthesis based on Hidden Markov Models (HMM) and other statistical parametric techniques have been a hot topic for some time. Using this techniques, speech synthesizers are able to produce intelligible and ...

HMM-Based Speech Synthesis Enhancement with Hybrid Postfilters 

Coto Jiménez, Marvin; Goddard Close, John (2018)
In this chapter, we introduce hybrid postfilters into speech synthesis, with the objective of enhancing the quality of the synthesized speech. Our approach combines a Wiener filter with deep neural networks. Several ...

Hybrid speech enhancement with wiener filters and deep LSTM denoising autoencoders 

Coto Jiménez, Marvin; Goddard Close, John; Di Persia, Leandro; Ruffiner, Hugo Leonardo (2018)
Over the past several decades, numerous speech enhancement techniques have been proposed to improve the performance of modern communication devices in noisy environments. Among them, there is a large range of classical ...

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AuthorCoto Jiménez, Marvin (8)
Goddard Close, John (8)
Martínez Licona, Fabiola (2)Di Persia, Leandro (1)Petrova, Victoria M. (1)Ruffiner, Hugo Leonardo (1)Typecomunicación de congreso (4)artículo científico (3)capítulo de libro (1)ProcedenceVicerrectoría de Docencia (8)... View MoreHas File(s)Yes (8)

  • Repositorios universitarios

  • Repositorio del SIBDI-UCR
  • Biblioteca Digital del CIICLA
  • Repositorio Documental Rafael Obregón Loría (CIHAC)
  • Biblioteca Digital Carlos Melendez (CIHAC)
  • Repositorio de Fotografías
  • Colección de videos de UPA-VAS
  • Sitios recomendados

  • Buscador regional de LA Referencia
  • Buscador del Open ROAR
  • Scientific Electronic Library Online (SciELO)
  • Directory of Open Access Journals (DOAJ)
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Contact Us | Send Feedback
Repositorio Institucional de la Universidad de Costa Rica. Algunos derechos reservados. Este repositorio funciona con DSpace.