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Browsing by Subject "Speech communication"

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Basic speech recognition for spoken dialogues

Author: Van Heerden, C ; Barnard, E ; Davel, M Date: Sep 2009 Spoken dialogue systems (SDSs) have great potential for information access in the developing world. However, the realisation of that potential requires the solution of several challenging problems, including the development of sufficiently ... Read more
Developing a broadband automatic speech recognition system for Afrikaans

Author: De Wet, Febe ; De Waal, A ; Van Huyssteen, GB Date: Aug 2011 Afrikaans is one of the eleven official languages of South Africa. It is classified as an under-resourced language. No annotated broadband speech corpora currently exist for Afrikaans. This article reports on the development of speech resources ... Read more
Intonation model for TTS in Sepedi

Author: Van Niekerk, DR ; Barnard, E Date: Sep 2010 The authors present an initial investigation into the acoustic realisation of tone in continuous utterances in Sepedi (a language in the Southern Bantu family). An analytic model for the generation of appropriate pitch contours given an ... Read more
Language modeling for what-with-where on GOOG-411

Author: Van Heerden, C ; Schalkwyk, J ; Strope, B Date: Sep 2009 This paper describes the language modelling (LM) architectures and recognition experiments that enabled support of 'what-with-where' queries on GOOG-411. First the paper compares accuracy trade-offs between a single national business LM for ... Read more
Phonetic alignment for speech synthesis in under-resourced languages

Author: Van Niekerk, DR ; Barnard, E Date: Sep 2009 The rapid development of concatenative speech synthesis systems in resource scarce languages requires an efficient and accurate solution with regard to automated phonetic alignment. However, in this context corpora are often minimally designed ... Read more
Pronunciation dictionary development in resource-scarce environments

Author: Davel, M ; Martirosian, O Date: Sep 2009 The deployment of speech technology systems in the developing world is often hampered by the lack of appropriate linguistic resources. A suitable pronunciation dictionary is one such resource that can be difficult to obtain for lesser-resourced ... Read more
Verifying pronunciation dictionaries using conflict analysis

Author: Davel, MH ; De Wet, Febe Date: Sep 2010 The authors describe a new language-independent technique for automatically identifying errors in an electronic pronunciation dictionary by analyzing the source of conflicting patterns directly.They evaluate the effectiveness of the technique ... Read more
Voice search for development

Author: Barnard, E ; Schalkwyk, J ; Van Heerden, C ; Moreno, PJ Date: Sep 2010 In light of the serious problems with both illiteracy and information access in the developing world, there is a widespread belief that speech technology can play a significant role in improving the quality of life of developing-world citizens. ... Read more

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Browsing by Subject "Speech communication"

Browsing by Subject "Speech communication"

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