Now showing items 1-5 of 5
A voice service for user feedback on school meals
Research using voice-based services as a technology platform for providing information access and services within developing world regions has shown much promise. The results for design and deployment of such voice-based ...
Effects of application type on the choice of interaction modality in IVR systems
(Unisa Press, 2012)
This paper addresses the feasibility of using the telephone as a tool for information access in the technology challenged and illiterate communities of Southern Africa. We did two case studies of disparate Interactive Voice ...
Tone realisation in a Yorùbá speech recognition corpus
We investigate the acoustic realisation of tone in short continuous utterances in Yorùbá. Fundamental frequency (F0) contours are extracted for automatically aligned syllables from a speech corpus of 33 speakers collected ...
Validating smartphone-collected speech corpora
We investigate the effectiveness with which the accuracy of a prompted speech corpus can be validated when minimal additional speech resources are available, and specifically when a language model in the target language ...
Medium-vocabulary speech recognition for under-resourced languages
We report on the development of speech-recognition systems that are able to perform accurate recognition on mediumvocabulary tasks (i.e. tasks that require distinctions between approximately 200 different terms). We are ...