Browsing RSS Feeds by Author "Cabral, Joao"
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HMM-based speech synthesis with an acoustic glottal source model
Cabral, Joao; Richmond, Korin; Yamagishi, Junichi; Renals, Steve (2009)A major cause of degradation of speech quality in HMMbased speech synthesis is the use of a simple delta pulse signal to generate the excitation of voiced speech. This paper describes a new approach to using an ... -
HMM-Based Speech Synthesiser For The Urdu Language
Cabral, Joao (2014) -
Introducing Difficulty-Levels in Pronunciation Learning
Cabral, Joao; Zahra, Amalia; Carson-Berndsen, Julie; Kane, Mark (International Speech Communication Association (ISCA), 2011)This paper presents a method to introduce the notion of a student selected difficulty level for the task of pronunciation learning of a second language. Three difficulty levels, novice, acceptable and native, are ... -
WinkTalk: A Demonstration of a Multimodal Speech Synthesis Platform Linking Facial Expressions to Expressive Synthetic Voices
Cabral, Joao; Székely, Éva; Ahmed, Zeeshan; Carson-Berndsen, Julie (Association for Computational Linguistics, 2012)This paper describes a demonstration of the WinkTalk system, which is a speech synthesis platform using expressive synthetic voices. With the help of a webcamera and facial expression analysis, the system allows the ...