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Real-Time Audio-to-Score Alignment of Singing Voice Based on Melody and Lyric Information
Title | Real-Time Audio-to-Score Alignment of Singing Voice Based on Melody and Lyric Information |
Publication Type | Conference Paper |
Year of Publication | 2015 |
Conference Name | Interspeech 2015 |
Authors | Gong, R. , Cuvillier P. , Obin N. , & Cont A. |
Conference Start Date | 06/09/2015 |
Conference Location | Dresden, Germany |
Abstract | Singing voice is specific in music: a vocal performance con- veys both music (melody/pitch) and lyrics (text/phoneme) con- tent. This paper aims at exploiting the advantages of melody and lyric information for real-time audio-to-score alignment of singing voice. First, lyrics are added as a separate observa- tion stream into a template-based hidden semi-Markov model (HSMM), whose observation model is based on the construc- tion of vowel templates. Second, early and late fusion of melody and lyric information are processed during real-time audio-to-score alignment. An experiment conducted with two professional singers (male/female) shows that the performance of a lyrics-based system is comparable to that of melody-based score following systems. Furthermore, late fusion of melody and lyric information substantially improves the alignment per- formance. Finally, maximum a posteriori adaptation (MAP) of the vowel templates from one singer to the other suggests that lyric information can be efficiently used for any singer. |