Title:
ACCOMPANIMENT PURITY EVALUATION METHOD AND RELATED DEVICE
Document Type and Number:
WIPO Patent Application WO/2020/237769
Kind Code:
A1
Abstract:
Disclosed are an accompaniment purity evaluation method and a related device. The method comprises: obtaining multiple pieces of first accompaniment data and a tag corresponding to each piece of first accompaniment data, wherein the tag corresponding to each piece of first accompaniment data is used for indicating that the corresponding first accompaniment data is pure instrumental music accompaniment data or instrumental music accompaniment data having background noise; extracting the audio feature of each piece of first accompaniment data; and according to the audio feature of each piece of first accompaniment data and the tag corresponding to each piece of first accompaniment data, performing model training so as to obtain a neural network model used for accompaniment purity evaluation, wherein the model parameter of the neural network model is determined according to an association relationship between the audio feature of each piece of first accompaniment data and the tag corresponding to each piece of first accompaniment data. By implementing the embodiments of the present invention, the present invention can efficiently and accurately distinguish noise reduction accompaniment and original accompaniment.
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Inventors:
XU DONG (CN)
Application Number:
PCT/CN2019/093942
Publication Date:
December 03, 2020
Filing Date:
June 29, 2019
Export Citation:
Assignee:
TENCENT MUSIC ENTERTAINMENT TECH SHENZHEN CO LTD (CN)
International Classes:
G10L25/51; G10H1/36; G10L25/03; G10L25/30
Foreign References:
| CN109065072A | 2018-12-21 | |||
| CN105593936A | 2016-05-18 | |||
| CN106548784A | 2017-03-29 |
Attorney, Agent or Firm:
SCIHEAD IP LAW FIRM (CN)
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