Piano playing scoring system and method thereof
A piano and keyboard technology, applied in the field of voice processing, can solve problems such as self-study effect discount, and achieve the effect of avoiding subjective factor deviation
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[0027] In order to make the objectives, technical solutions, and advantages of the present invention clearer, the following further describes the present invention in detail with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the present invention, but not to limit the present invention.
[0028] The following explains the abbreviations that may appear in the specific implementation:
[0029] CQT (constant Q transform): constant Q transform;
[0030] PKPP (Piano Key Posterior Probability): the posterior probability of the key;
[0031] DTW (Dynamic Time Warping): dynamic time warping;
[0032] CNN (Convolutional Neural Network): Convolutional Neural Network.
[0033] See figure 1 In one embodiment, a piano performance scoring method is provided, which includes the following steps:
[0034] S120, extract the musical characteristics of the performance audio, and normalize them;
[0035] S...
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