Now showing items 1-4 of 4
Category-based phoneme-to-grapheme transliteration
(International Speech Communication Association ( ISCA ), 2013)
Grapheme-based speech recognition systems are faster to develop but typically do not reach the same level of performance as phoneme-based systems. In this paper we introduce a technique for improving the performance of ...
Implications of Sepedi/English code switching for ASR systems
(Pattern recognition association of South Africa (PRASA), 2013)
Code switching (the process of switching from one language to another during a conversation) is a common phenomenon in multilingual environments. Where a minority and dominant language coincide, code switching from the ...
Comparing grapheme-based and phoneme-based speech recognition for Afrikaans
This paper compares the recognition accuracy of a phoneme-based automatic speech recognition system with that of a grapheme-based system, using Afrikaans as case study. The first system is developed using a conventional ...
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 ...