Semi-supervised acoustic and language model training for English-isiZulu code-switched speech recognition

5 Apr 2020A. BiswasF. de WetE. van der WesthuizenT. R. Niesler

We present an analysis of semi-supervised acoustic and language model training for English-isiZulu code-switched ASR using soap opera speech. Approximately 11 hours of untranscribed multilingual speech was transcribed automatically using four bilingual code-switching transcription systems operating in English-isiZulu, English-isiXhosa, English-Setswana and English-Sesotho... (read more)

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