Pronunciation augmentation for Mandarin-English code-switching speech recognition
Journal: EURASIP Journal on Audio Speech and Music Processing
Year: 2021

Abstract Code-switching (CS) refers to the phenomenon of using more than one language in an utterance, and it presents great challenge to automatic speech recognition (ASR) due to the code-switching property in one utterance, the pronunciation variation phenomenon of the embedding language words and the heavy training data sparse problem. This paper focuses on the Mandarin-English CS ASR task. We aim at dealing with the pronunciation variation and alleviating the sparse problem of code-switches