Description: Hamming window voice signal is generally between 10ms to 30ms, we can see it as is stationary. To handle voice signals, we add window to the speech signal, that is, once a process only the data in the window. Because the actual speech signal is very long, we can not do not have a very long data one-time processing. The sensible solution is to always take a piece of data, analysis, and then remove the piece of data, and then analyzed.
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