Humming music reading method and system based on music note and duration modeling
A technology of note duration and duration modeling, applied in speech analysis, instruments, etc., can solve problems such as difficulty in popularization and application, poor adaptability of software systems, etc., and achieve high recognition rate, high recognition rate and calculation speed. The effect of strong anti-noise interference ability
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[0024] In order to make the object, technical solution and advantages of the present invention clearer, the present invention will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the present invention, not to limit the present invention.
[0025] The present invention uses a statistical model to perform acoustic modeling on notes and time values in music, collects representative humming corpus, calculates observation sample data of notes with a high-precision anti-interference pitch extraction method, and trains them through an iterative method. stable model parameters. Provides a method for re-estimating model parameters, allowing personal humming voices to be used as samples to participate in the retraining of model parameters, so that model parameters can reflect personal pronunciation characteristics and habits, and make the hu...
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