Personalized song recommendation method based on voice timbre
A recommendation method and timbre technology, applied in speech analysis, instruments, etc., can solve the problems of different speaker recognition, inability to use directly, and influence, etc., achieve good application prospects and improve user experience
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[0018] Specific implementation mode one: the recommendation method based on the personalized singing of human voice in this embodiment is implemented in this way:
[0019] Step 1. Separation of accompaniment vocals;
[0020] Two parts of audio data can be obtained in the network singing system, one is the signal m with only the accompaniment, and the other is the signal c=s+m' with the sound, s represents the potential original sound signal, and m' represents the accompaniment of s Background music. Usually m sounds like m', so the original sound signal s can be extracted by m close to m'. However, since m and m' cannot be distinguished, subtracting m directly from c is not very useful for extracting s. A promising solution instead of direct extraction is to use adaptive filters, such as least mean squares or recursive least squares, to estimate m' from m. For calculation efficiency, we assume that the main difference between m and m' is the amplitude and phase (or frame in...
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